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Renewable Electron Economy News: Electric Motorcycle Racing Comes to the Isle of Man July 12, 2009

Posted by Michael Hoexter in Green Transport, News and Events.
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The winning bike of the first TTXGP, Team Agni's all electric carried 12 kWh of lithium batteries.  A number of well-financed startups apparently had bikes in the race as well but at the moment the field of electric motorcycle fabrication is wide open to garage-based teams.  One should expect rapid progress in this field in the next few years.

The winning bike of the first TTXGP, Team Agni's all electric carried 12 kWh of lithium phosphate batteries. A number of well-financed startups apparently had bikes in the race as well but at the moment the field of electric motorcycle fabrication is still wide open to garage-based teams.

Thanks to the reporting of Dexter Ford of the New York Times, we learn about the growing interest in electric motorcycle fabrication and racing.   At the fabled Isle of Man racing circuit there was this year a one lap (37.73 mile) electric motorcycle race won by Team Agni, which mounted its own motors on a Suzuki sport bike chassis combined with 12 kWh of lithium polymer batteries.   The winning bike averaged 87.4 mph through a course with hairpin turns, narrow roads as well as straightaways.  By contrast the fastest circuit on a conventional motorcycle was this year an average of 131 mph.

Apparently, the Isle of  Man has great symbolic importance in the motorcycle racing world as there are every year conventionally powered motorcycle races there on the same circuit called the TT or Tourist Trophy.  The new race sanctioned by the official motorcycle racing body FIM, is called the TTXGP and the organizers are petitioning for the FIM to sanction a series of electric motorcycle races for 2010.

Electric motorcycles have already made a mark on motorcycle drag racing with the advent a couple years ago of the Killacycle which using A123 lithium phosphate batteries achieves 0-60mph in 0.97 seconds.    The Killacycle achieved a world record for an electric vehicle for the quarter mile of 7.8 seconds with a speed at the end of 174 mph in October of last year.

Carbon Pricing is Just One Piece of the Puzzle: Towards a Comprehensive Climate and Energy Policy – Part 4 February 20, 2009

Posted by Michael Hoexter in Efficiency/Conservation, Energy Policy, Green Building, Green Transport, Renewable Energy, Sustainable Thinking.
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Why Not Bring Positive Externalities Into Market Pricing?

A testament to the power of renewable energy incentives can be found in California's San Gorgonio and Altamont Passes, where the generous PURPA standard offer contracts of the 1980's created an attractive business opportunity for project developers.  Most of California's wind generation portfolio still dates from that period, despite advances in turbine technology.

Evidence of the power of renewable energy incentives can be found in California's San Gorgonio and Altamont Passes, where the generous PURPA standard offer contracts of the 1980's created an attractive business opportunity for project developers. Most of California's wind generation portfolio still dates from that period, despite advances in turbine technology. Newer feed in tariffs based on the standard offer model will be better calibrated to the needs of the current power generation market and will help states and utilities achieve their renewable energy generation goals.

One of the limitations of carbon pricing is that, as a support for renewable energy or other clean generation technologies, it is a roundabout and scattered means of “leveling the playing field”.  Energy markets that still enjoy the climate-altering bonanza of fossil fuels are generally less excited from a narrow utilitarian perspective about renewable energy without heavy policy support, excepting in some areas large onshore wind projects.  One of the motivations in carbon pricing is to level the field by attaching so significant a carbon price to fossil fuels that renewable energy will be competitive with or gain a market advantage over fossil fuels.  As renewable electric generation technologies in general require some form of storage to generate energy in a way that is exactly equivalent or superior to fossil resources as well as perhaps new infrastructure like transmission, the cost of accessory technologies would also need to be accounted for in order to truly level the playing field.  This carbon price would need, in the case of some renewable technologies, to be at least one order of magnitude higher than we expect that price to be (expectations run between $10 to $20/tonne CO2).

The price gap between sources of renewable energy and fossil energy has to do both with the sunk costs of an economy built around fossil fuels plus the comparative physics of renewable vs. fossil energy.  Renewable energy is generally diffuse, except in some extreme locations; otherwise, if it were not diffuse, most living creatures would not have been able to evolve in such a high-energy and therefore harsh.  To capture large swaths of renewable energy requires the building of large facilities that then concentrate or store the energy for use.  These large facilities mean that renewable energy generators require a large up front investment that ultimately, if planned right, returns many times the amount of energy and money that was invested in it but over a period of years.  To surmount this hurdle requires a commitment on the part of policymakers and regulators to renewable energy that operates in a longer time frame than that dictated by fluctuations in the energy markets.  In addition, most renewable energy comes in the form of an energy flow rather than an energy store, which is the form of fossil and nuclear fuels.  Tapping into energy flows to do useful work requires a different engineering orientation as well as additional energy storage devices.

Energy markets, represented by energy traders and energy consumers, remain relatively unmoved by these technical and physical challenges related to the price gap between fossil and clean functional replacements for fossil generators.  The focus of markets is upon the current availability and pricing of energy assets, products and services.  For a longer term view of energy whether fossil, nuclear or renewable to be incorporated into markets almost invariably requires the support and direction of government, either through subsidy or regulations.   The recent drop in oil prices due to the economic downturn has endangered and postponed plans to build renewable generators, as even with the current tax incentives, these investments look less attractive than business as usual.  As with many capital intensive industries, investors need assurances that the long-term investment in large and expensive facilities will pay off over a period of decades.

While a full accounting of the negative externalities of fossil fuel use would put renewable energy in a very favorable light, the sudden application of these costs to the entire economy that is dependent on fossil fuels for 85% of its energy would penalize most energy users severely and disrupt the economy in ways that are not intended by even the advocates of an aggressive carbon pricing regime.  Historically, policymakers have attempted to incentivize renewable energy development by rewarding renewable energy developers with incentives that can viewed as way to price in at least some of the positive externalities related to renewable energy: notably its clean-ness, local or regional origin and its sustainability.

Most studies of the relative cost of various carbon emissions reductions solutions place renewable energy at a significantly higher level than many readily available energy efficiency technologies that under many circumstances now pay for themselves without any aid.  So a carbon price that is designed to level the playing field for some energy efficiency measures, would be far lower than one that made renewable energy projects “win” over existing or even some new fossil resources.  The exception to this are large onshore wind projects that would receive a substantial boost from a lower carbon price, though wind alone cannot, at least with our current technology, fully displace fossil resources.

The foreseeable initial carbon price will also not yet spur some of the more aggressive energy efficiency measures in the area of space conditioning, which accounts for 30% of total energy use in the US.  Ground source heat pumps and solar adsorption cooling are technologies that can radically reduce building energy use but currently offer paybacks in the region of 8 to 12 years depending on the space conditioning load of the building and the climatic zone.   For some building owners these are already affordable but may require an additional incentive for them to consider a new technology.  Again,  leveling the playing field for these promising technology through disincentivizing fossil fuels may not lead the market to embrace a new paradigm without incentives.

The price of electricity is determined through a process of negotiation between public utilities commissions and utilities or via an internal pricing determination by a publicly owned utility under the supervision of a political board.  In deregulated markets these negotiations yield a methodology for determining prices on the wholesale electricity market.  More and more regions of the country and world are looking for ways to pay for sustainable energy through the electric rate structure.

The price of electricity is determined through a process of negotiation between public utilities commissions and utilities or via an internal pricing determination by a publicly owned utility under the supervision of a political board. In deregulated markets these negotiations yield a methodology for determining prices on the wholesale electricity market. More and more regions of the country and world are looking for ways to pay for sustainable energy through the electric rate structure.

The most direct method of incentivizing renewable energy development is by creating a wholesale electricity rate structure that assigns higher and more secure long-term value to energy generated by different renewable technologies, allowing project developers to get financing for their large upfront fixed capital costs.  The renewable energy payment systems, also called “feed in tariffs” are one means by which legislators and power system regulators have rewarded renewable energy generators for their positive attributes.  Most often, however, the form of this reward is not by enumerating and pricing the specific positive externalities but by using the formula “cost of generation plus a reasonable profit” averaged across an industry at a given point in time.   “Cost plus reasonable profit” is the formula used for building large one-of-a-kind structures either in power generation or construction that because of their uniqueness cannot find a workable price via the market.  The security of this arrangement, guaranteeing them a premium rate for their electricity generated over a period of 20 years, enables project developers to at least survive and with greater cost efficiency to thrive as businesses.  The fixed premium rate allows for cost recovery plus a reasonable profit on the initial investment in the renewable energy facility.

The additional cost of the premium payments are pooled among all electricity ratepayers which raises electricity costs slightly.  However, this rise in electricity rates can also have the virtuous effect of encouraging more energy efficiency, so a renewable energy payment system can create a virtuous economic circle.

Other methods of incentivizing renewable energy development have proved to be less reliable.  Tax credits that have been part of the US toolkit to incentivize renewable energy on and off for 30 years have provided some help but have varied in their effectiveness, in part because they draw on revenue from other parts of government budgets which can lead to disputes about which program deserves to be cut in favor of favorable tax treatment for renewable energy.  Furthermore, these credits have not had the same stimulative effect as feed in tariffs to jump starting a renewable energy industry.  With the current financial crisis, there is also a major shortfall of tax equity, meaning a dropoff in firms and investors that have made their money elsewhere and seek investments in renewable energy as a tax benefit.  If tax benefits are to continue providing an incentivizing effect for renewable energy, other credit instruments like a federally guaranteed renewable energy bank or renewable energy payment systems would need to pick up this shortfall.

Another area where positive externalities can be brought into the market by policy is in the introduction of zero emissions vehicles to the road, most notably electric vehicles.  The initial investment in batteries as opposed to a gas tank, as with renewable energy, adds a sizeable increment to the cost of a vehicle despite its overall lower cost of ownership.  Proposals that offer tax credits or rebates to individuals and businesses that lower this hurdle would again be offering a payment for a positive externality that the market currently does not recognize.  Current economic stimulus packages proposed by the Obama administration as well as the US Senate, include tax incentives for electric vehicles calibrated to the amount of all-electric range these vehicles offer.

Ground source (a.k.a. geothermal) heat pumps, like the appliances above in combination with a long loop of tubing in the ground, use one half to one third the energy of conventional furnaces and air conditioning, generate domestic hot water, run on electricity.  While the appliance itself is not that expensive the digging or drilling of the ground loop makes the cost of the system substantially more than conventional units.  As this represents a paradigm shift in heating and cooling, rebate programs by utilities or governments can help build a still small industry.

Ground source (a.k.a. geothermal) heat pumps, like the appliances above in combination with a long loop of tubing in the ground, use one half to one third the energy of conventional furnaces and air conditioning, generate domestic hot water, while running on electricity alone. While the appliance itself is not that expensive the digging or drilling of the ground loop makes the cost of the system substantially more than conventional units. As this represents a paradigm shift in heating and cooling, rebate programs by utilities or governments can help build a still small industry.

In the area of energy efficiency, rebates for new technologies have also proved to be a means to generate new markets for somewhat more costly technologies with positive externalities.  California’s energy efficiency rebate program has helped that state level its per capita energy use over the last 30 years and has helped drive the US market for energy efficient devices and innovation.

The relentless focus of policy on a disincentive (the carbon price) ignores key aspects of human psychology within which a combination of incentives and disincentives enables optimal learning rather than the simple application of either one or the other.  The current low ranking of climate change in polls of people’s concerns during the current downturn may have something to do with the general message of restraint that has been paired with climate change rather than opportunity and hope.  If we think about it, children raised only on disincentives (guilt, shame or punishments) or only on incentives (praise, bribes) are likely to end up twisted or lacking self-discipline in ways that are myriad and complex.  Beyond what can be achieved through information, persuasion and expressions of intent, a coherent mixture of carrot and stick approaches seems commonsensical to healthy growth and learning.  As we are entering a new world in transforming the basic energy foundation of our economy from carbon to non-carbon sources and energy use constraint, we and our economic growth engines stand in ways like children before our own demand for energy and the need to change it.  Surely we should apply our best understanding to this task and not just one fraction of what we know.

A Comprehensive Climate and Energy Policy

If we turn our focus from a singular catastrophic market failure to multiple market failures, the form and timing of climate and energy policy initiatives will start to match more closely the actual physical array of assets with which actual real economies are currently working.  The notion of a singular market failure, however huge, bears with it the unspoken assumption (not necessarily a belief of Nicholas Stern) that markets are otherwise self-sufficient and well-functioning.  We have seen that in fact markets, along with their strengths, are, in most sober assessments of economic history, failure-prone or critically dependent on non-market institutions in a number of areas, some which were outlined earlier.  To some, this sounds like heresy but this sensitivity to criticism of markets is more a function of the recent tendency towards hagiography of the market mechanisms rather than the product of a honest effort to balance their benefits and weaknesses.

The monocular or central focus on carbon pricing as a climate policy has borne the traces of the neo-classical economic “tail” wagging the climate and energy “dog”.  An allegiance to an economic theory that overvalues market mechanisms has seemed to have shaped climate policy more than a consideration of the on-the-ground facts.  The notion of the singular market failure leads to the overvaluation of carbon pricing as the prime means to achieve a carbon neutral society.  As we are now experiencing a sea change in our economic common sense, it makes sense to revise climate policy in response to this sea change.

Rather than simply a choice between political preferences or allegiances, there is a concrete difference in how these economic theories and by extension the resulting policy instruments interact with the target of their regulations and investments.  A carbon pricing system acts upon the economy as a series of individual (inclusive of corporations as “individuals”) actors or “atoms” which respond to the price signal in their own unique ways.  A policy orientation that seeks to re-engineer and re-organize economic systems like infrastructure that requires the coordination and cooperation of individual actors and “parts” of the system, interacts with the world as ensembles of actors rather than a series of independent individual actors.  A dogmatic allegiance to the monetarist/supply side view prohibits or proscribes the latter orientation. A realistic assessment of the tasks ahead will require both kinds of orientation to the world built into climate policy.

A Policy Orientation Commensurate with the Task

Prior to the discovery of fossil energy, most exosomatic energy came from animal power supplemented in some contexts by river power and wind power.  Creating a highly-developed post-carbon economy in most locations around the globe will involve entering into a "4th" industrial revolution.

Prior to the industrial use of fossil energy, most exosomatic energy came from animal power supplemented in some contexts by river power and wind power. Creating a highly-developed post-carbon economy in most locations around the globe will involve entering into a "4th" industrial revolution; it's not simply a matter of "unplugging" from fossil sources and plugging into clean sources.

Changing our ways of using energy and land is a huge task, a task that advocates have for some understandable reasons attempted to minimize.   Exosomatic energy, energy that comes from non-food sources like fossil fuels, nuclear fuels and renewable energy, has been the primary support for economic development over the course of the various industrial revolutions of the last two centuries.  Up to a certain, fairly high, minimum of energy use, economic development and wealth correlates with exosomatic energy use.  The heroic narrative of increased technological sophistication and human ingenuity has hidden the brute facts of rising consumption of what have been largely fossil fuels.  That one person can now do the work of fifty or one hundred manual laborers has everything to do with the continuous availability of concentrated energy products or services at a fairly low price.  Our economic system is also based on an agricultural, food and fiber system that not only is highly dependent on fossil fuels but also uses land in ways that do not conserve the soil or stabilize atmospheric concentrations of greenhouse gases.

The scientists who have documented our contribution to a changing climate have endured much criticism for suggesting that the energy and land-use foundations of our economy are endangering the long-term sustainability of the earth.  However, understandably, they have not also wanted or been able at one fell swoop to outline how we might reverse the political and economic orientation of our society, which at the time was praising markets and the pursuit of narrow self-interest perhaps leavened with voluntary charitable or altruistic acts.  Both Al Gore and Jim Hansen, the two main targets of much criticism and scorn, have made the goals we have increasingly clear but have, in my opinion, at times held back from exploring the scale and extent of the work and expenditure needed to do an “energy transplant” on our society from dirty to clean energy sources.

If in fact, the future of the world and all of what might be considered human wealth depends on reducing carbon emissions, isn’t it worth it for us to pay something towards that goal?  Policy recommendations should reflect the seriousness of that goal and a recognition that most people should contribute something towards that goal, as it benefits them.  Policy suggestions that minimize the cost or need for participation by a majority of the population in building this new energy basis for our societies are selling people short.

Public Expenditures…for What?

Roosevelt signs the extension of the Lend Lease program in 1943.  Most commentators agree that the Great Depression was ended by the massive spending program and mobilization that was World War II.  Perhaps it will be easier to justify large public outlays if we declare a "Green Energy War" as has John Geesman.

Roosevelt signs the extension of the Lend Lease program in 1943. Most commentators agree that the Great Depression was ended by the massive spending program and mobilization that was World War II. It remains to be seen whether we will be able to pull ourselves out of the current economic downturn with current levels of government spending or whether we would need to declare a full-scale "Green Energy War" as has John Geesman.

Currently it appears as though as a nation we will spend somewhere between one and four trillion dollars to bail out the banking system after it rushed earlier this decade to take advantage of some highly risky opportunities to make a profit.  Yes, borrowers are also partly to blame for buying houses which they couldn’t afford, but financial common sense had been sacrificed several years before by the leaders of the financial system and by regulators who did not believe in regulation.  We may never see concrete results from this massive expenditure of tax payer dollars only that we may have prevented a full-scale collapse of the financial system and economy into chaos.

An even more controversial area to discuss is the degree to which the government should commit resources to the already overweighted housing sector, now in a deep crisis.  Not only has the economy expanded in the area of finance but also became overly dependent on housing and real estate before the big crash of 2008.  Many Americans were simply not earning enough money to afford the homes that were being built or sold in the last few years of the bubble.   Should a  large portion of our public assets be committed to propping up home values beyond the ability of Americans to pay for those homes through income from other sectors of the economy?  A balance may need to be struck between managing the crisis, future housing needs, real estate as investment, and non-housing sectors of the economy.

On the other hand, a transformation of our energy and transport system will boost an underweighted area of our economy.   I have termed the US historical relationship with energy, the “Cheap Energy Contract” which restricts the amount of money that the energy sector can charge per unit energy; to build a clean energy economy quickly, there will need to be revenue from a variety of sources in excess of what we currently spend to build the useful infrastructure required.  Industrial and construction jobs, far from being part of our past, may become again part of what helps bring living wages and buying power back to the American consumer, independent of commercial and residential real estate and finance sectors.

Furthermore, our infrastructure is deteriorating and as noted in Part III, inadequate to the task of reducing carbon emissions.  There is no other way to pay for some of this infrastructure other than through public funds and it will serve the public and other businesses well to have a better rail system, a cleaner electricity and energy system, and avoiding dependence on the fossil fuel roller-coaster.  Therefore everything speaks for a substantial commitment of public funds to these public goods which support the economy as a whole, especially now that we are in search of the economic solutions to our dire situation.  In the end, the amount of

A Climate and Energy Policy for the Committed and the Indifferent

Currently climate change ranks as one of the last concerns in polls of American public opinion, despite the commitment of the Obama administration to take steps towards reducing carbon dioxide emissions.  The task then for both climate activists and the new Administration is then to construct a climate policy that, in addition to educating the public about the dangers of continued unchecked carbon emissions, makes it worthwhile for people to care about climate change.

An important element of the existing climate action proposals is that they both try to lower their profiles in terms of fiscal impact and rely largely on “negative reinforcement” or punishment of “bad behavior” in relationship to emitting carbon.  While the small minority of the population that is appropriately terrified of the effects of climate change or has enough financial liquidity to pay the penalties is accepting of these disincentives, the vast majority either doesn’t understand the proposals or is worried about their impact on their personal finances.  A vocal minority opposes any and all climate regulations or regulations in general, and are increasingly a force to be acknowledged in passing but not taken into consideration in formulating effective policy.

What I am calling a “Comprehensive Climate and Energy Policy” is designed then to be an instrument that addresses the concerns of the vast majority of people who care about their communities and families but is not yet predicated on an overwhelming concern for the climate.  A Comprehensive Climate and Energy Policy, relying on both incentives and disincentives, will help address the more pressing concerns of Americans as well as be a more effective means to achieve many of the goals of the climate action community.   Including areas where there is overlap between the goals of these communities can help create momentum for our economy in general and in particular, towards an economy that emits less carbon into the atmosphere.

At Mesalands Community College in New Mexico, students study wind energy and turbine maintenance using a single utility scale wind turbine erected for training purposes.  For there to be a successful and long-lasting green jobs movement, there will need to be more training facilities such as this for skilled workers and engineering students.

At Mesalands Community College in New Mexico, students study wind energy and turbine maintenance using a single utility scale wind turbine erected for training purposes. For there to be a successful and long-lasting green jobs movement, there will need to be more training facilities such as this for skilled workers and engineering students.

The Green Jobs movement, led by among others Van Jones, has pioneered this approach to climate policy with an emphasis on the jobs generated by building a new clean energy infrastructure.  One of the products of a Comprehensive Climate and Energy Policy would be the stable domestic jobs that Jones and others have called for.

If general economic theory needs to borrow from Keynes as well as neoclassical economics, shapers of climate and energy strategy may be then freer to choose the appropriate instruments for the many tasks related to building a post-carbon economy.  In a society dependent upon market exchange of goods and services, economic policy and with it climate and energy policy are meant to address failures within the spontaneous commerce of markets to deliver goods and services that are vital for economic and social wellbeing.

We have located here not one but approximately three and half market failures that are relevant to climate and energy policy which specifically address the challenges related to our upcoming climate and energy challenges in the US.

Market Failures

  1. Externalizes costs of climate change attributable to carbon emissions
  2. Externalizes costs of infrastructure building and maintenance and high fixed capital costs of long-term private capital investment
    1. Deployment of capital intensive clean energy technologies
    2. Coordination of management and finance of upgrades to electric grid.
    3. Re-design and electrification of transport infrastructure
  3. Externalizes costs of scientific research and development

Rather than subsume all of these challenges under “1”, a comprehensive climate and energy policy is able to flexibly address the existing challenges in a given context by applying measures where needed to reduce carbon emissions with the goal of a carbon neutral society

The value of a comprehensive policy becomes clear if we look at national differences in emissions level, infrastructure and other sunk costs, and overall level of economic development.  In Switzerland, for instance, per capita carbon emissions are approximately one quarter of those in the US.  Much more densely populated, Switzerland already possesses an almost entirely electrified rail network and adequate public transportation in many of their cities and towns.  Electricity in Switzerland is generated largely via hydro and nuclear.   Already possessing an infrastructure than can be configured for lower or zero-carbon emissions, a carbon pricing regime may help Swiss consumers and businesses utilize that infrastructure even more efficiently and use energy more efficiently.  By contrast, the United States has a long way to go in building an infrastructure with a similar capability.

Following the American and European model of economic development is problematic for India and other densely populated, rapidly industrializing nations not only from the point of view of carbon emissions.  India has some of the world's worst traffic, even when a majority of the population cannot afford cars or other motorized conveyances.  The Indian government will need to take a leadership role in figuring out a way a more prosperous citizenry can enjoy some of the freedoms afforded by increased wealth without impairing the quality of life of other Indians, including the building of the appropriate infrastructure.

Following the American and European model of economic development is problematic for India and other densely populated, rapidly industrializing nations not only from the point of view of carbon emissions. India has some of the world's worst traffic, even when a majority of the population cannot afford cars or other motorized conveyances. The Indian government will need to take a leadership role in figuring out a way a more prosperous citizenry can enjoy some of the freedoms afforded by increased wealth without impairing the quality of life of other Indians, including the building of the appropriate infrastructure.

With 4 times the population of the US and 150 times the population of Switzerland, India possesses still different challenges as it is both a rapidly industrializing and a less-developed country depending on region, economic sector and social class.  India has a per capita emissions level one quarter of that of Switzerland and one sixteenth that of the US but because of its massive and growing population is starting to contribute substantially to overall worldwide carbon emissions.   The Indian government and the world development community would like to see the average Indian make substantial strides in terms of their overall welfare and use of services with a stable level and even a decrease in net per capital carbon emissions.  In the last few years before the current downturn, there has been a move by the rapidly growing Indian middle class to emulate the petroleum and energy consuming ways of the West including the use of petroleum-fueled automobiles.  Because of its high population density, it would make sense for India to build a potentially zero-carbon electric public transport system, as there would be literally no physical space in India to build a car culture like that of North America, even if all those vehicles were zero emissions. Carbon pricing alone will neither inspire nor finance such a massive undertaking.  On the other hand, within the carbon trading system, some projects have been built as part of the “Clean Development Mechanism” and some version of this may remain a source of investment for projects that can show a quick reduction in carbon emissions.

The “hard problem” of rapidly industrializing and less developed countries becomes a little easier if we don’t assume that governments in those countries are passive bystanders or simply funnels for a global carbon pricing regime.  The Indian government, as will other governments, need to devise national and regional strategies that rely on public was well as private funding of low- and zero-carbon facilities.

Decision Space for a Post-Carbon World: Towards Better Technology Choices December 22, 2008

Posted by Michael Hoexter in Energy Policy, Green Building, Green Transport, Renewable Energy, Sustainable Thinking.
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2 comments
The decisions and tastes of Robert Moses influence the way of life of metropolitan New Yorkers to this day.  Convinced of the primacy of the automobile even in highly dense central New York, Moses built bridges and parkways in lieu of improved trains accelerating flight from the center city.  While most planners look critically upon Moses legacy, his decisions were based in part on widely held views of what was the good life in early to mid-20th Century America.

The decisions and tastes of Robert Moses influence the way of life of metropolitan New Yorkers to this day. Convinced of the primacy of the automobile even in highly dense central New York, Moses built bridges and parkways in lieu of improved mass transit, accelerating flight from the center city. While most planners now look critically upon Moses's legacy, his decisions were based in part on widely held views of what was "the good life" in early to mid-20th Century America.

In my last post on “picking winners”, the role of political and economic leaders and experts in helping shape the future low or post-carbon society started to become clear.  We will not be able to rely solely on the impersonal forces of a market or market-based regulatory regime like carbon pricing and trading to build clean energy infrastructure rapidly.  Even in our current economy, infrastructure always bears the brush-strokes of large-scale government programs or the work of the largest corporate entities and their founders.  The framework of the US economy of the last century bears the marks of people such as Andrew Carnegie, John D. Rockefeller, Thomas Edison, George Westinghouse, Theodore Roosevelt, Franklin Delano Roosevelt, Robert Moses and Dwight D. Eisenhower.  (Analogously, in the world of computer code, early sometimes arbitrary decisions by coders are still felt decades later as they become part of the legacy of various pieces of still-useful software.)  Infrastructure and even the finer grain of economic life is not only attributable to impersonal forces but shaped as well by individual or group decision making.

While the results of earlier decisions may function as monuments to these individuals, we also live with both the negative and positive consequences of these partly personally motivated decisions.  The Interstate Highway System bears the mark of Eisenhower’s own experience in attempting to traverse the nation in 1919, encountering the deficits in the existing highway system.  It also bears the marks of economic forces at work around Eisenhower, including the shared belief that individual and family auto-mobility fueled by petroleum was and would continue to become the dominant means by which Americans moved about and structured their built environment.  Yet, within that framework of assumptions, which have attracted increasing numbers of critics, the Interstate system is a triumph of social and economic planning.

Planning the Framework for the Post-Carbon Economy

The three most prominent leaders of the US and perhaps worldwide climate protection movement, Al Gore, James Hansen and Bill McKibben are now agreed upon the target carbon dioxide concentration of 350 ppm in the atmosphere a net subtraction of the gas from the current accelerating levels.  This target demands that builders of the post-carbon infrastructure start where possible at a zero or negative-carbon rather than a reduced carbon technology.

The three of the most prominent leaders of the climate protection movement, Al Gore, James Hansen and Bill McKibben are now in agreement upon the desirable target carbon dioxide concentration of 350 ppm in the atmosphere, a net subtraction of amounts of the gas from the current accelerating levels. This target demands that builders of the post-carbon infrastructure start where possible at a zero or negative-carbon rather than a reduced-carbon technology choice, such as natural gas.

Planning the infrastructure for a post-carbon world will have, in some senses, more exacting requirements placed on it than previous great pulses of public works construction.  Applied to the work will be the metric of carbon emissions invested in the construction itself against the potential for carbon emissions reduced by that infrastructure over its lifetime.  Furthermore if we accept the target of 350 ppm carbon dioxide within a decade or two, a net reduction from the current 382 ppm with an accelerating rate of carbon emissions and a half-life of hundreds of years for carbon dioxide in the atmosphere, there are very high demands for rapidity in the building of an infrastructure that would support this level of decline in emissions.  Furthermore, as we have become unused to massive infrastructure projects over the last few decades, we will have to become reaccustomed to the expense and practical impact of these projects.  Finally, we now live in a uniquely information-loaded society with a 24 hour news-cycle, where there is expectation for a high level of transparency in most public proceedings and the capacity for even greater levels of transparency.  While our very sophisticated information systems may be helpful in some regards they also can place every decision under a microscope.

Making the right choices in building this new infrastructure will rely heavily on rigorous scientific and engineering analysis but in addition will employ some guesswork as projections will need to be made for usage patterns and energy demand in 10, 20 and 30 years in the future.  The assumptions that are employed will be key but should always be based as much as possible on either known quantities or reliable scientific theories.  The cultural trend in the US of the last three decades has been a progressive questioning of the values of science and technology, yet, despite the anti-science vogue now it seems ending with the Obama administration, we have good reason to believe that we still have the know-how to design and break ground on these projects.

Key Post-Carbon Technology Choices in the Energy
Domain

At a recent meeting convened by the climatologist Jim Hansen, the central focus was on providing a menu of choices for policymakers and industry executives on ways to reduce substantially or eliminate GHG emissions.  For that meeting I formulated the notion of a decision space to allow for a standardized yet rigorous model for deciding between or weighing apples and oranges.  More later on decision spaces.

I would describe the fundamental post-carbon decision making domains as follows, some of which were discussed at the Nov. 3rd meeting, though have been the subject of many discussions online and in the real world for a number of years now:

Energy carrier/medium:

  • Electricity (including Electrochemical Batteries and Capacitors)
  • Hydrogen
  • Biofuel
  • Biogas
  • Non-biosource synfuel
In an earlier era of environmental wisdom it was thought to be a net benefit to convert old railway tracks into biketrails, a.k.a. "rail trails".  In an era of carbon constraint, an electrified rail line in many of these locations might be a more sustainable choice.  How are decision-makers to choose?

In an earlier era of environmental wisdom it was thought to be a benefit to convert old railway tracks into biketrails, a.k.a. "rail trails". In the post-carbon world, an electrified rail line in many of these locations might be a wiser, more sustainable choice, though less scenic. How are decision-makers to choose between two "green" options, especially on the level of infrastructure where GHG-reduction effects are often second-order rather than direct?

Functional and Economic Role

  • Energy supply
  • Energy demand (efficiency and conservation)

Fundamental Geographical Unit of Analysis

  • Building/Facility/Property
  • Local/Regional
  • National
  • Continental/Global
  • Multiplex (simultaneous geographical levels)


Electricity Generation

  • Small-scale renewable
  • Large-scale/Any-scale renewable
  • Conventional (3rd-generation) nuclear
  • 4th-generation nuclear (experimental)
  • Coal/Natural Gas with Carbon Capture and Sequestration (experimental)
  • Biomass Plus Carbon Sequestration/ Biochar burial

Electricity Transmission Current Type

  • HVDC
  • High Voltage AC

Electricity Transmission Form Factor

  • Underground transmission lines
  • Above ground transmission lines

Energy Storage Technology

  • Thermal energy storage (solar – high temperature)
  • Pumped hydroelectric
  • Large-scale batteries
  • Small-scale distributed batteries/vehicle to grid (V2G)
  • Hydrogen extraction, compression and storage
  • Biomass (woody and cellulosic)
  • Biofuel (liquid)
  • Biogas (gaseous)
Advocates of high speed or improved rail service are divided between those who advocate improving current railbeds, those who seek to build a dedicated high speed passenger rail network and those who advocate newer technologies like this magnetic levitation train, currently used to transport passengers to the Shanghai airport.  Wise decision-making in this area will need to weigh a variety of factors both context specific and projected outward in time and space.

Advocates of high speed or improved rail service are divided between those who advocate improving current railbeds, those who seek to build a dedicated high speed passenger rail network and those who advocate newer technologies like this magnetic levitation train, currently used to transport passengers to the Shanghai airport. Wise decision-making in this area will need to weigh a variety of factors both context specific and generalized to some national transport plan.

Transport Infrastructure
Carriageways and Traffic Design

  • Overhaul existing railbeds (allowing higher speeds)
  • New high speed rail
  • Grade-separation of existing rail
  • Magnetic levitation rail (maglev)
  • New light rail (urban/suburban and aboveground/underground)
  • New suburban/regional rail
  • Bus rapid transit and busways
  • Podcar/Personal Rapid Transit
  • Linear induction motor rail (experimental)
  • Bicycle friendly traffic design
  • Pedestrian friendly traffic design

Transport Energy Conversion and Distribution

  • Electrify new and existing rail
  • Plug-in 480 volt+ (quick charge) infrastructure and grid reinforcement
  • Public battery exchange
  • Multifamily and street 120-240 volt (trickle) charge infrastructure
  • Electrify local roadways (trolleybuses and trolleytrucks)
  • Electrify highways (experimental)
  • Biofuel refineries and distribution systems (pipelines, etc.)
  • Hydrogen electrolysis and distribution infrastructure (a.k.a  Hydrogen “Highway”)
  • Home electrolysis (for hydrogen)

Optimize use of existing transport infrastructure

  • Public bicycle rental (Velib model)
  • Internet and mobile phone enabled ride sharing
  • Improved vehicle sharing infrastructure
  • Smart Highways and traffic avoidance, driving automation

These choices are not necessarily mutually exclusive yet policymakers, community and corporate leaders will need to choose priorities among these, often with partisans of one or another solution providing them with information and opinions.  There are so many factors involved that it is impossible for individual decision-makers to command all the relevant facts, requiring the help of consultants and experts and I believe a best-practices decision-making process.

In the arguments around these issues that have until now mostly taken place in cyberspace or private forums, people are wont to create their own list of favorites with more or less supporting evidence.  Some have sectioned themselves off into sub-communities to reinforce the choice of one device or source of energy or another.

Emotion-based vs. Reason-based Decision Making

By studying patients with localized brain injuries, neurologist Antonio Damasio has found that emotions play a key role in individuals ability to make effective decisions.  Despite the appeal of Damasio's work on an individual level, I am suggesting here that we need on a broader social level, rational discussion of the most important decisions we as a society will make, putting bounds on the influence of emotions at key points.

By studying patients with localized brain injuries, neurologist Antonio Damasio has found that emotions play a key role in individuals ability to make effective decisions. Despite the appeal of Damasio's work on an individual level, I am suggesting here that we need on a broader social level, rational discussion of the most important decisions we as a society will make, putting bounds on the influence of emotions.

Recently in popular and popularized psychology much has been made of the importance of emotions in thought and decision making.  Most widely-known is the popular book by Malcolm Gladwell, “Blink”, which celebrates the precision of spontaneous decision making over the more archetypical thought-out, planful variety.  Academic psychologists and brain scientists have observed that brain-damaged patients who don’t have access to their emotions are poor decision makers.  In my own studies of psychology, I have every reason to believe that an integration of emotional life with rational thinking is healthy for us human beings.

However, one individual making decisions for themselves is in a different circumstance than leaders and representatives of groups making decisions that affect more than just their own welfare.  Here, whatever the use participants make of their emotions, agreed-upon statements of fact or opinion, we call “reasons” are required for there to be discussion and mutual influence and eventual agreement between “deciders”.  We have gone through a period of time where our President has called himself the “decider” which technically was true, but he also subscribed to a philosophy of decision-making “from the gut” that ended up leading to what many feel to be disastrous consequences for our country.  We are almost assured that President-elect Obama will engage in a more transparent decision-making process that calls upon reasons to make decisions.

While I hope that people’s passions and interests will inform their rational processes, there is also a role for disciplining passions and putting them in perspective.  Our emotional responses to the prospect of climate change and environmental degradation can be drivers of our engaging in a decision making process but should not “rule” our ability to think and communicate about the options.  This will necessarily be a group and we hope democratic process that will enable us to come to effective and relatively durable solutions to the tasks at hand.

The Paradox of Choice

The stunning number of options, some just minutely different from others, leaves residents of advanced industrialized countries with a need to simplify and find shortcuts to "good enough" choices.  Political and economic leaders making large scale decisions about massive projects and expenditures need to consider the facets of each option with great care.

The stunning number of consumer options, some just minutely different from others, leaves residents of advanced industrialized countries with a need to simplify and find shortcuts to "good enough" choices. Political and economic leaders making epochal decisions about massive projects and expenditures need to consider the facets of each option with great care to come up with "good enough" outcomes.

A brilliant idea and book by behavioral economist Barry Schwartz highlights some of the challenges facing decision makers in this complex arena.  In “The Paradox of Choice”, Schwartz highlights how increased choice can put a strain on individuals and families in advanced consumer societies where we are supposed to be masters of our destinies through an expanding selection of choices in almost every area of our lives.  Reviewing the options and ramifications of each choice available to us becomes a mind-bogglingly complex and time-consuming task.  Schwartz suggests that targeting satisfactory or “good enough” solutions rather than “perfection” is one technique that people can use to simplify their lives as they face a mind-bogglingly large set of options.

It is here that the value of emotionality in decision-making comes to the fore.  Emotional and “intuitive” responses to situations short circuit the lengthy intellectual processes of examining alternatives in great detail.  A “gut” response to a situation or decision can lead to SOME decision rather than NO decision being made.  Our emotions can line up the sense data and experience we collect into “good” and “bad” more quickly than a more reason-based approach.  Obsessiveness is a personality characteristic that makes some people more prone to intellectuality and emotional disconnection in decision making, sometimes leading to tremendous indecisiveness as the details of each option are weighed ad infinitum.  However with some important decisions, a level of obsessiveness is a desirable characteristic (some would dispute that this should be called “obsessive” if it is functional) as many factors and risks need to be weighed.

Our decision-makers faced with planning a post-carbon world or at least nudging us in that direction, don’t have the same luxury as consumers to consciously reduce their efforts and time in evaluating choices available to them for their own wellbeing.  Additionally, we have come to a point in our political life when “gut” level decision making is now passing out of favor.  More and more people now recognize that too much is at stake in the decisions that political leaders make for self-preservative cutting of corners or quick intuitive decisions.  On the other hand, political and large corporate decision-makers have access to the resources which would allow them to paint a fuller picture than ordinary consumers.

In addition, the demand that decision-makers be accountable for their decisions to others forecloses the predominant use of “gut” level decision making.  To communicate about and incorporate the insights of others in decision-making, one needs to have reasons for decisions based on shared facts.  Emotions are by their nature private or at least ambiguous and subjective in their valuation.  If the decision is about a personal or family matter these emotions are more important but in the domain of politics and macro-economics, the decision-maker’s personal idiosyncrasies are supposed to have less weight.  The largest entities where personal idiosyncrasies are perhaps beneficial to decision-making are in corporations like Apple, through which the founder’s  (Steve Jobs) vision and interests have co-designed their product line in tandem with engineering teams and their adoring market.

Decision Matrices and Decision Space

The LEED green building system uses a decision matrix derived by committees of the US Green Building Council that are intended to reflect the diversity of factors that make a building more environmentally friendly.  Here in the "Energy and Atmosphere" category is given a weighting of 17 points out of 69 possible points and within that category the building's overall energy efficiency is given a weighting of as many as 10 points, while the employment of renewable energy at the site can contribute as many as 3 points.  Other ratings of what constitutes a green building might have different weightings of these factors.

The LEED green building system uses a decision matrix derived by committees of the US Green Building Council that are intended to reflect the diversity of factors that make a building more environmentally friendly. Here in the "Energy and Atmosphere" category is given a weighting of 17 points out of 69 possible points and within that category the building's overall energy efficiency is given a weighting of as many as 10 points, while the employment of renewable energy at the site can contribute as many as 3 points. Other rating systems of what constitutes a green building have different weightings of these factors.

One technique used in group decision making that requires the weighing of multiple factors is called the decision matrix or Pugh method.   Named after the Scottish product engineer Stuart Pugh, the Pugh method also known as a “multi-criteria decision analysis”  is used in engineering and quality teams in industry.  In a decision matrix, each decision-relevant factor is given a weighting and then individual prototypes or situations are rated on each factor yielding a score.  That prototype with the highest score is deemed to be the best according to this decision making model.  The ratings could be based on objective measurements and/or numerical ratings of people’s subjective opinions.  Decision matrices allow a simple “go or no go” decision to be made from a welter of factors that may be objective or subjective numerical ratings.

The LEED green building rating system is a version of a decision matrix but instead of a single winner or a ranking, buildings are rated according to 4 distinct scoring levels which lead to the awards LEED Certified, LEED Silver, LEED Gold, and LEED Platinum.   The rating system weights different factors more or less depending upon the USGBC’s assessment of what constitutes a more sustainable building or building practice.

What I am calling the decision space is the social and scientific terrain of which a given decision matrix is one possible map.  A decision space is a multidimensional (n-dimensional) virtual construct within which decision-makers move to make reality-based and reason-based decisions.  To structure and call attention to the decision space means to alert people involved to the different factors and the “meta” decision making process of how to decide.  For buying a pack of gum, one doesn’t need a decision-space or a decision-matrix though health conscious or obsessive buyers might make their own impromptu ones.  By distinguishing between the decision matrix and the decision space, I am calling attention to the process by which individual decision matrices may be generated through a scientific and political process.  Without the notion of a decision space, I’m afraid that a given matrix, with its selection of factors and weightings, would become treated as a given rather than an object or work and potential revision.

A Provisional Post-Carbon Decision Space

The conception of wisdom attributed to Socrates via the writings of Plato emphasizes that awareness of one's own ignorance rather than a particular content of thought.  It is amazing that over two thousand years later, that Socratic wisdom is arrived at through hard-won experience rather than through received cultural wisdom.

The conception of wisdom attributed to Socrates via the writings of Plato emphasizes that awareness of one's own ignorance rather than a particular content of thought. It is amazing that over two thousand years later, that Socratic wisdom is often arrived at through hard-won experience rather than through received cultural wisdom.

While experts and leaders may think they already know what the solutions are, one individual probably does not know enough to choose among ALL the solutions in building the infrastructure we need for the post-carbon economy.  A post-carbon decision space is one way of requiring an attitude of Socratic wisdom, of knowing what you don’t know, of decision-makers.  If a post-carbon decision space  were available, decision makers would need to justify the choice and weighting of factors in designing a decision matrix and require that sufficient data be collected to rate available choices.  Gut level and charisma-influenced decisions would be highly unlikely as choices would get rankings that we hope would be informative and influential.  While, I wouldn’t go so far as to insert the requirement that the resulting rankings be binding upon decision-makers and decision-making bodies, the data output would seem to indicate which choices are better and which choices are worse for a given application.

In this provisional post-carbon decision space, I came up with the following factor structure.  As to reasonably address all of these facets requires consultation and study, I would think that an attitude of Socratic wisdom would be helpful.

Prerequisites (Is this a post-carbon technology at all?

  1. Reduces GHG emissions 90% as compared to replaced technology
  2. Available for deployment by 2018

Financial

  1. Current Cost of Deployment (per unit useful product and per unit GHG avoided)
  2. Projected Future Cost of Deployment (5 year, 10 year, 15 year horizons)  (per unit useful product and per unit GHG avoided)
  3. Potential for Profit (margin between true cost and perceived market value or prescribed price)
  4. Potential for Workforce Development and Employment (project-oriented and long-term)
  5. Percentage discount from expectable carbon price ($50/tonne carbon dioxide)
  6. Capitalizes on sunk costs/existing infrastructure
  7. Losses from abandoned GHG-emitting assets
  8. Available incentives to recover economic losses from abandoned GHG-emitting assets.
  9. Requirements for new ancillary infrastructure
  10. Dependence upon government subsidy
  11. Allows investment in small monetary and time increments/rapidly recursive development depending upon results

Efficacy as Climate Protection

  1. Availability for deployment in 2009/2010 or soon thereafter/Technological maturity
  2. Scalability to energy demand and GHG emissions reduction targets
  3. Geographical range of application
  4. Coal replacement value (how closely matches energy output of coal-fired technologies)
  5. Petroleum replacement value
  6. Natural gas/propane replacement value

Efficacy as Energy Source

  1. Energy Return on Energy Invested (current and projected future)
  2. Reliability and Availability
  3. Primary energy is a stock or a flow
  4. If a flow, storage capability and cost for primary energy flow
  5. Dependence on exhaustible or rare resources/(narrow) sustainability

Continuity with Existing Social Institutions

  1. Convenience/Consumer acceptance of products and services
  2. Continuity with existing industry expertise.
  3. Continuity with existing employment structure.
  4. Favored by established economic interests and industry players
  5. Disruptiveness for existing industries and interest groups
  6. Physical Proximity or Accessibility to Decision-maker

Systemic Risks and Dependencies

  1. Dependence on government management of operations
  2. Non-Carbon Ecological footprint (land use, water use, air use, non-GHG emissions, volume of solid and liquid waste of fuel extraction/generation, manufacture and operation, toxicity of waste and emissions )
  3. Potential for catastrophic failure
  4. Vulnerability to changes in atmospheric or climatic conditions
  5. Vulnerability to attack or vandalism

Eventually, to be useful weightings would need to be assigned to these factors.  Some may be “worth” 5 to 10 times more as a category than others but this evaluation will in many cases also be evaluator- and context-dependent.

Mark Jacobson’s Petroleum-Replacement Analysis

Prof. Jacobson's analysis favors the use of wind energy in combination with battery electric vehicles.  Though not intended as such, this analysis supports advocacy of vehicle to grid technology that suggests that distributed high capacity batteries attached to the grid at night can have load-leveling benefits for increased wind power that is also more likely to blow at night.

Prof. Jacobson's analysis favors the use of wind energy in combination with battery electric vehicles. Though not intended as such, this analysis supports advocacy of vehicle to grid technology that suggests that BEVs charging from the grid at night can smooth the power output of wind turbines, which are more likely to produce power at night.

The most comprehensive example of a post-carbon decision matrix is, to my knowledge, Stanford professor Mark Jacobson’s recent rating of 12 post-carbon alternatives for replacing petroleum for all US on-road vehicles.  His rating system considered 12 options that combined an energy carrier and an energy source that would substitute for our current on-road vehicle fleet and petroleum fueling infrastructure.  Jacobson does not consider the complicating factors of changing modes of transportation (from road to rail, for instance) or reducing vehicle miles traveled through consolidating trips.  The twelve options were battery electric vehicles powered by wind, concentrating solar power, solar photovoltaic (typical solar panels), geothermal, tidal, wave and hydroelectric among renewables and additionally by nuclear and coal with carbon capture and storage.  In addition Jacobson considered wind power extracting hydrogen from water through electrolysis and powering fuel cell vehicles as well as corn ethanol and cellulosic ethanol powering internal combustion vehicles. Jacobson rated these options using the following factors:  available energy resources (size of resource), effects on GHG emissions, effects on non-GHG air pollution and mortality, land and ocean use, water supply, effects on wildlife and the environment, energy supply disruption, and addressing the problem of intermittent renewable energy sources.

This pioneering analysis indicates that wind power powering battery electric vehicles would be the most favorable petroleum replacement followed by wind power powering hydrogen fuel cell vehicles and concentrating solar power powering battery electric vehicles (BEVs).  Most of the recommended options suggest that the most favorable energy carrier to replace petroleum would be electricity stored in vehicle batteries, thus supporting the renewable electron economy concept.  However, contrary to my and other analyses based largely on energy efficiency, Jacobson finds that hydrogen fuel cells paired with wind, using his analytic categories are superior to a number of renewable plus BEV options.  Using the weightings he does, his analysis discounts the need to develop almost three times the clean electricity generation facilities to support the hydrogen option.

Jacobson’s is also yet another analysis that indicates that biofuels as we now know them or can conceive of them in the near future are a far inferior option as mass replacement for petroleum.  Jacobson ranks corn ethanol last and cellulosic ethanol second to last in terms of their overall negative impacts as compared to their positive impacts.  They are far inferior in his decision matrix to all the other options considered with a wide gap separating the biofuel options from the battery electric and single hydrogen fuel cell options, making the internal diversity of the latter seem fairly trivial.  Another decision matrix with a higher weighting for a liquid fuel compatible with existing internal combustion technology might make biofuels appear more favorably.   However, Jacobson’s analysis crucially gives weight to the costs of local air pollution, which biofuels will in some cases worsen, and land and water use, of which biofuel production requires massive amounts.  Renewably fueled electric-drive transportation has no or very low impacts in these areas.  While arguments can be made for re-jiggering the weightings and adding factors, Jacobson has established a precedent of a multi-dimensional analysis, which cannot be ignored.

Towards a Best Practices Post-Carbon Decision-Space Tool

Jacobson’s analysis points to the value of a multi-dimensional decision matrix designed for a given question, organization or locality.  Even if the results of a such a decision matrix are eventually subjected to a more “rule of thumb” type of decision-making process, the process of considering and collecting data about the factors that relate to a given decision will provide discipline to decision-makers and encourage transparency.   Even if a more private deliberation is desired, using a best practices model will allow for multiple factors to be taken into consideration and rationales discussed with the relevant team.

A post-carbon decision space tool can also interact with the various carbon pricing regimes being discussed at state, national and international levels.  The macro-economic level at which these discussions have occurred could mesh with though not necessarily always “agree” with the results of a well-designed decision matrix.  As I have indicated, in the previous post, the building of infrastructure lies in certain regards “orthogonal” to whether or not the builders of that infrastructure are emitting less carbon.  The building of infrastructure in the next decade will involve large carbon emissions, so in some sense will be penalized by a carbon pricing regime.

Furthermore, knowing that there is a price on carbon will not necessarily deliver to the actors involved the information they need to make decisions about how to emit less, with the exception of increase efficiency or “do” less.  The post-carbon decision space will allow for multiple factors to be taken into account and will also deliver a more qualitative selection of alternatives with both their expectable carbon benefit and a weighing of other factors key to long term viability.

“Picking Winners”: Policy Blunder or Necessity? December 12, 2008

Posted by Michael Hoexter in Energy Policy, Green Transport, Renewable Energy, Sustainable Thinking.
Tags: , , , , , , , , , , , , , , , ,
7 comments
Governor Schwarzenegger and the California Air Resources Board once publicly supported hydrogen, "picking a winner".  The current California Low Carbon Fuel Standard would avoid the appearance of doing such but would not speed the focused building of either a public electric quick-charge nor another post-petroleum fueling network.

Governor Schwarzenegger and the California Air Resources Board once publicly supported building a Hydrogen Highway, "picking a winner". The current California Low Carbon Fuel Standard (LCFS) would avoid the appearance of favoritism, despite a history of direct support for hydrogen. Advocates of plug-in electric vehicles believe that the merits of EVs warrant government support for a public quick-charge infrastructure, that would not necessarily be the outcome of the LCFS.

Listening to Science Friday on PBS recently, there was an interesting exchange between Dan Sperling, an influential member of the the California Air Resources Board (CARB) and Professor at the University of California at Davis, and Sherry Boschert, Vice President of the EV advocacy group, Plug In America.  Sperling has been known to advocate hydrogen fuel cell programs at the California state level, a stance that has historically had the backing of Detroit automakers until very recently.  Boschert and Plug-In America have been highly critical of the degree to which CARB has supported hydrogen to the detriment of battery-electric cars (BEVs) or other plug-ins (which includes EREV or PHEVs as well).   This is a version of the conflict that became part of the influential documentary “Who Killed the Electric Car”.

While Sperling in this exchange was presenting himself as an advocate of “electric drive transportation”, he mentioned a number of times hydrogen fuel cell vehicles (HFCV), which use an on-board hydrogen fuel cell to generate electricity for an electric motor to drive the wheels (a.k.a. electric drive).  Boschert pointed out that HFCV option has been used to delay and stymie efforts to deploy the much “readier” technology of plug-in battery electric vehicles for the last ten years in California and therefore around the nation.  The essence of this accusation, also popularized by the “Who Killed..” film, is that policy support and advocacy of HFCV’s blocks the implementation of any clean fuel vehicles short and medium term as HFCV technology is always ten years away from commercialization.  Boschert advocates a positive support policy for battery electric vehicles, like an embrace of public charging infrastructure for EVs by municipalities and state governments.

Sperling, though he claimed not to be opposed to supporting government EV programs, said that you didn’t want to “pick winners” in the technology derby to replace petroleum, citing the apparent disaster of corn ethanol.  Boschert countered that winners were always being picked, pointing out that HFCVs were funded by government and industry to far higher levels than battery research and battery electric vehicles.  She suggested that short of a government sponsored BEV roll-out program that there should be equal research funding for HFCVs and BEVs, though the first option was the preference of Plug-In America.

Efforts NOT to Pick Winners

The UN's climate change efforts, continued at the Bali Conference in 2007 and now at Poznan, has centered around a the market-like cap and trade system.  This is an effort, following the economic vogue of the 1990's for government to act as referee but not to pick winning technological solutions to climate change.

The UN's climate change effort, continued at the Bali Conference in 2007 and now at Poznan, has centered around a the market-like cap and trade system. This is an effort, following the economic vogue of the 1990's for government to act as referee but not to pick winning technological solutions to climate change.

In California’s debates around a number of pioneering pieces of clean energy and climate legislation and regulation, the notion of “picking winners” comes up on a regular basis as an unquestioned taboo for any measure or program.  When in a discussion, someone suggests that policy be used to promote one technology or initiative and someone else in the room opposes that technology or the type of support, the accusation that one would be “picking winners” is thrown at the advocates of a prescriptive policy.  While California has many technology specific support programs, there are also important central pieces of climate and energy regulation that are designed not to “pick winners”.  The Assembly Bill 32, (AB 32) process which is California’s Global Warming Act of 2006, has almost inevitably gravitated towards a cap and trade system, which as is the Kyoto process, an effort not to pre-determine the price of carbon, nor commit California to a particular set of technological solutions to global warming.  Accompanying this process, the CARB is also working on a “Low-Carbon Fuel Standard” (LCFS) which tries to group all reduced-carbon fuels for transport together, including electricity, mandating certain reductions in carbon content occur regardless of which fuel is discussed.  Again, no “winning” fuel is picked in the LCFS.

Designers of these policies feel they are reducing government involvement to its intent while removing arbitrary rules and decisions from the process.  In theory, the idea of “not picking winners” sounds great but, as in all things, between the conception and the realization reality intrudes.

The Theory: Government as Referee

The most influential economist of the past four decades has been Milton Friedman, who did not even believe that government would referee the marketplace.  Friedman, in the tradition of von Hayek, believed that the only legitimate role that government had was to defend the nation, protect private property and regulate the money supply.

The most influential economist of the past three decades has been the late Milton Friedman, who moved the economic profession away from advocacy of government regulation or involvement in the economy. Friedman, in the tradition of von Hayek, believed that the only legitimate role that government had was to defend the nation, protect private property and regulate the money supply, therefore his "monetarist" label.

The economic profession and economic modeling in business settings are right now at a watershed moment, where those individuals and theories which foreshadowed the precipitous downturn of the last few months are given a great deal more credence than the orthodoxy of only a few months ago.  In this period of flux, it is reasonable to think that some old assumptions may no longer hold water, at least during the period of crisis if not thereafter.

In the last three decades, economic policy and influential parts of the economics profession have tended to hold up the ideal of an almost entirely unsupervised market, where individual and corporate economic choices in aggregate would dictate the direction of economic life.  Expressing a belief in the individual or corporation as consumer and entrepreneur, these supply side or libertarian economic theorists believed that only unregulated market forces arrive at the optimal outcome.  By contrast, government is considered by advocates of this approach to be necessarily a hindrance to economic success and growth.  This view has remained largely unchallenged in both the Democratic and Republican parties until the recent financial system near-collapse and sharp economic downturn.

While the ideal of self-regulating markets has inhibited efforts at regulation in many areas of the economy, not everybody gave up on regulation even in the heyday of this ideal.  In those environments where regulation has been accepted as a necessary evil or even a desirable economic tool, there have been attempts to incorporate the ideal of the market into economic policies.  In California, which has a history of state-level energy regulation that has continued through the last few decades, policies that interfere less in the market are considered more desirable than those that dictate to private businesses what should happen.  The latter is termed “command and control”, which sounds less desirable than a “market-based” regulation scheme.

In the ideal market-based regulation, legislators, regulators, and the government executive branch develop rules that express a desired social outcome in its broadest, most abstract form and then allow private actors to try to fulfill those desired social aims in any (legal) way they can.  In the case of a cap and trade system, the notion is that the intended goal is a set amount of global warming gas emissions that will be reduced in subsequent years.  The auction system for pollution permits is the means by which businesses acquire permits to emit a certain amount of greenhouse gases.  When there are no more permits, the business can no longer pollute or face harsh fines.  As another example, California’s Low Carbon Fuel Standard, the amount of carbon in the fuel is regulated but there is no selection of which fuel is necessarily or potentially that with the lowest carbon content.

So in a market-based regulatory system, once the rules have been set in place, the government acts as a referee, enforcing the rules but otherwise allowing market actors to make their decisions within the constraints of the system.  In the case of cap and trade, there are two levels of market mechanisms built in:  one is through the bidding on pollution permits and the other is allowing businesses and individuals to figure out by themselves how they are going to reduce their carbon emissions.  The competing carbon tax concept is not an “un-market-based” solution though it removes the first level of market mechanisms as compared to cap and trade, instead allowing businesses and individuals to figure out on their own how they are going to avoid emitting carbon and therefore paying more carbon taxes.  So cap-and-trade is doubly market-based, while a carbon tax would be a more conventional regulation where government determines a social goal and shapes the market through a disincentive.

The Other Theory: Prescriptive Policies, a.k.a. “Picking Winners”

The history of nuclear power is very closely entwined with the intentions of government leaders and officials to demonstrate the peaceful uses of atomic power.  The further development of nuclear energy and the management of its legacy will continue to require strict government oversight and direct government funding.

The history of nuclear power is very closely entwined with the intentions of government leaders and officials to demonstrate the peaceful uses of atomic power. The further development of nuclear energy and the management of its legacy will continue to require strict government oversight and direct government funding.

While there is no hard and fast line between the market-based and a prescriptive policy, there are many policies in the area of energy where government expressedly prohibits or promotes one activity/technology or another.  The longstanding US tradition of research funding for particular energy technologies is, in a way “picking winners” though the federal government has tried to spread this funding around to some extent.  In the area of lighting, for instance, certain inefficient fixtures (probe-start metal halides) will be prohibited by the US DOE for sale as new fixtures as the first of January.  The criticism by Sherry Boschert of hydrogen policy holds true:  hydrogen fuel cells have received inordinate funding in comparison to battery technology, an imbalance that historically has had the support of Detroit automakers.   Biofuel mandates in combination with the enormous subsidies for corn production and corn ethanol are prescriptive policies.

While to a self-regulating market theorist prescriptive government policies are always inefficient and, adding some rhetorical inflation, “disasters waiting to happen”, defenders of a prescriptive policy would counter that scientists and political leaders reflecting scientific and common wisdom have found that one solution is, along one or more desirable dimensions, better or substantially worse than others.  Cigarette smoking was found to cause cancer.  You didn’t wait until individual effected people discovered that they were getting sick and dying sooner if they had smoked:  government put in laws that make the sale of tobacco more difficult and mandate public warnings of smoking’s hazards.  There was a statistical relationship between smoking and cancer which market actors alone could not perceive, especially given the socially reinforcing and addictive nature of smoking.  In lighting, probe-start metal halides use more energy than pulse-start metal halides or linear fluorescents for the same light output:  this black and white finding by engineers led to an eventual step-wise ban on the sale of probe-start fixtures.

A prescriptive policy then depends on scientific knowledge to determine, before the market can discover the difference, that one course of action is more helpful than another course of action.  The trust in scientific knowledge is key for most prescriptive policies, though prescriptive policies could also rest on the consensus of political leadership or polls and perceptions of popular sentiment.  It is no wonder that declines in the authority that people attribute to scientists in the US has led to a drift away from prescriptive policies, at least in the public presentation of policy actions.  Despite the diminished prestige of science in the US pantheon of values over the past few decades, the US government is the largest funder of scientific research in the world and also, still continues to operationalize that knowledge when it comes to implementing policy.

Beyond Prescription:  Government Sponsorship

The Tennessee Valley Authority was an New Deal economic stimulus plan for the Southeast which involved the building of, among other things, hydroelectric dams on a number of rivers in the region.  Still operated by the federal government, the TVA through fossil, nuclear and hydroelectric plants sells power to local private utilities and industrial power customers.

The Tennessee Valley Authority was an New Deal economic stimulus plan for the Southeast which involved the building of, among other things, hydroelectric dams on a number of rivers in the region. Still operated by the federal government, the TVA through fossil, nuclear and hydroelectric plants sells power to local private utilities and industrial power customers.

A “stronger” version of a prescriptive policy is one in which the government not only prescribes a particular solution but pays in part or in full for the realization of that prescription via taxpayer dollars.  The proposed economic stimulus packages including the much-discussed Green New Deal ideas, would be government sponsored programs by definition.  Bailouts of or support packages for individual firms or industries are government sponsored prescriptions for how the economy should remain or change in the future.  Public education is a prescriptive policy that is also government sponsored:  not only should children be educated but taxes will provide the means by which they can be educated.   Most highly industrialized countries outside of the United States have more government sponsored programs than the US, particularly in the area of social welfare.  By contrast, the US government has sponsored a very large, expensive, and technologically sophisticated military relative to other countries.

In the area of energy and transport, a government sponsored program could range from a rebate program for electric vehicle purchase to as large as the building of new power plants like the Hoover Dam or TVA projects or a system of long-distance power transmission lines for renewable energy.   These facilities could either be managed by the government as part of a public power authority or be sold off to private investors to manage.  Tax credits for oil and gas exploration or renewable energy projects are also a form of government sponsorship as to pay for these credits, taxes need to be levied or programs cut in other areas.  In any case, government sponsorship contradicts even more the ideals of advocates of the self-regulating market in the tradition of Friedrich von Hayek and Milton Friedman, as government would have a hand in setting prices or enlarge its role as a provider of services.

Real Dangers of Picking Winners

Corn ethanol is now almost universally recognized as a "false" winner, that had many powerful political friends but little scientific basis for support.  Leaving aside the ethical issues of having fuel compete with food production, most scientific studies have shown that the production of ethanol from corn only nets at most 30% more energy than is input in the process.  Furthermore intense water and soil usage contribute to its overall negative picture as a fuel for mechanical devices.

Corn ethanol is now almost universally recognized as a "false" winner, that had many powerful political friends but little scientific basis for support. Leaving aside the ethical issues of having fuel compete with food production, most scientific studies have shown that the production of ethanol from corn only nets at most 30% more energy than is input in the process. Furthermore water usage and soil nutrient depletion involved in growing the corn contribute to its overall negative picture as a fuel for mechanical devices.

While in tone this piece would seem to be critical of the categorical rejection of “picking winners’,  there are some real dangers in picking winners, especially when the process is itself wrapped in an ideology of doing the opposite, i.e. NOT picking winners.  The list below are potential real dangers of picking winners keeping in mind that these are not nearly the exclusive property of this decision making system; other forms of decision making including more market-based ones share some of these drawbacks.

1)    Corruption – Picking winners if done non-transparently and without full attention to democratic principles can lead to and/or be the product of corruption.  Picking winners involves collaboration between government and industries or professions that can shade into collusion if not pursued in a deliberate fashion with full public justification.  Bribes in various direct and indirect forms can influence the selection process.

2)    “False” Winners -  Picking winners can lead to a self-justifying selection of a technology or system that ends up being of lower quality and service than another option.  Corn ethanol, with only hope and little scientific justification, became a false winner.

3)    Economic Inefficiency – As per “2”, the government or other authority that is vested with the power to pick the winner could pick a technology or system without regard for the ultimate costs of implementing that technology.  Government officials may have no mechanisms that hold them responsible for cost overruns or other inefficiencies.  The potential for inefficiency may need to be balanced against the desirability of the goal.

4)    Lack of Accountability – related to “1” and “3”, the selection of winners may occur in ways in which those who make the decisions do not experience the effects of those decisions.   Government officials, representing the people of the US, may not be able to be held individually responsible in some circumstances.

5)    Foreclosure of future technological developments – picking a winner can narrow the market opening or close it entirely for an emerging or future technology that may turn out to be superior.  Monopolistic or oligopolistic control of markets can have the same effect.

6)    Decision-making without scientific backing – A winning technology or system may be selected without access to or utilization of the best scientific knowledge available; as we shall see below the success of “picking winners” is heavily dependent on high quality science.

7)    Decision-making without Socratic wisdom – Decision makers may feel empowered without knowing what they don’t know.  Without knowing where and to what degree they are ignorant allows decisions to be made that may ultimately be short-sighted.

8)    Arrogant self-justification – in a further development of “7” decision makers may attribute to themselves the cloak of infallibility or may downgrade the wisdom and perspective of those who are outside their coterie.  These attitudes may spring from the privilege of being able to make crucial decisions in combination with a wealth of information and resources at their disposal.

9) Economic and Political Despotism – the worst case scenario upon which much criticism of state-led policies are based, is that “picking winners” is the leading edge of authoritarianism.   Despite the tendency recently in our politics to dwell on this worst outcome, government initiative in the economy does not NECESSARILY lead to despotism as we have seen with the New Deal, WWII mobilization, the Marshall Plan, the Interstate Highway System, etc.

As we shall see below, these dangers are not necessarily an ultimate condemnation of all efforts to pick winners.

Infrastructure as Prescription

Republican President Dwight Eisenhower, building on the precedent of the New Deal and the WWII mobilization, initiated the biggest public infrastructure program in American history, the Federal Aid Highway Act of 1956.  The resulting Interstate highway system has underlain much of the economic growth of the last 4 decades though has also contributed to suburban sprawl and dependence upon the automobile.

Republican President Dwight Eisenhower, building on the precedent of the New Deal and the WWII mobilization, initiated the biggest public infrastructure program in American history, the Federal Aid Highway Act of 1956. At the time, the use of tax dollars to support a government infrastructure plan was relatively uncontroversial. The resulting Interstate highway system has supported much of the economic growth of the last 5 decades though has also contributed to suburban sprawl and dependence upon the automobile.

While the ideal of the self-regulating market can be helpful in describing how consumer choice shapes truly competitive markets, a strict adherence to this ideal leaves a gap in our understanding of how energy and transportation infrastructure gets built.  Infrastructure is a good or service that underlies basic social functioning as well as the use of other goods and services.  “Infra” means “under” and infrastructure does in general support a variety of other structures or institutions that are more visible to us.  Elements of infrastructure are usually a means to other ends. In most cases, to build competing pieces of infrastructure is economically inefficient, as the label is usually applied to physically large objects linked together into a large system.  There are also only a few actors that have the resources to build infrastructure, most notably governments and some very large corporations that often operate in markets that tend towards monopoly or oligopoly. Infrastructure then tends to be a natural monopoly, either being managed entirely by the government or highly regulated by the government to prevent private companies from exercising monopoly power over consumers.  People in advanced industrialized societies have come to view a functioning infrastructure as a (free per use) entitlement or at least a relatively affordable service that operates in the background.

A mixture of social and natural scientific analysis plus educated guesswork by a few leaders in the public and private sectors is involved in planning, proposing and building infrastructure.  Likely demand for a new or existing technology is estimated and then plans are made for the necessary infrastructure to be built.  Sometimes at some point in this process, a bond measure or other financing instrument is submitted either to a legislative body, a corporate board or stockholders meeting, or to the electorate for approval, thereby engaging in a democratic or deliberative process.  As deliberative or democratic as one or another stage of the process may be,  many potential competing infrastructure concepts are not placed into a market-like competition, a process for which we have no precedent and would seem to be prohibitively time-consuming and expensive.

Financing can be arranged either through the issuance of bonds or for infrastructure built by the private sector, stock offerings may be employed.  In the end, a “prescription” for what the society needs is devised that it is difficult to shape through the iterations of consumer buying behavior that is the ideal case for a competitive market.   Once infrastructure is being built, market actors then often devise their own plans to take advantage of the new or improved infrastructure (new housing developments, businesses etc.).  The market then accommodates itself to and/or exploits the infrastructure which has been justified based on sound engineering, transport and urban planning principles.

The route of the now California voter approved high speed rail line from San Diego to Sacramento/San Francisco has been largely determined by geography and settlement patterns.  The ultimate choice of how to link the three population centers of the Bay Area to the trunk line in the Central Valley has not yet been determined.

The route of the now California voter-approved high speed rail line from San Diego to Sacramento/San Francisco has been largely determined through an analysis of geography and settlement patterns. The ultimate choice of how to link the three major cities of the Bay Area to the main line in the Central Valley has not yet been determined.

Recently there were two large public transit infrastructure project proposals that won electoral approval in California:  a San Diego to Sacramento high speed rail project and an extension of the popular BART system south from San Francisco and Oakland to San Jose.  In a society committed to life after petroleum, reducing GHG emissions, and de-congesting the roadways, it made sense to the planners and then to a majority of the voters to provide more electric passenger rail lines for both long distance and local use.  In the extension of the BART, one can project that transit-oriented residential and commercial development will be built around the new stops of this16 mile commuter rail extension.

In terms of the current discussion, in each of the California measures, a “winner” proposal was picked by a coalition of political leaders, campaign funders and transit planners and then submitted for approval to the electorate.  While there was no market competition between different alternative infrastructures, there were opponents of each of the plans that sometimes backed up their opposition with alternative ideas in various stages of elaboration and detail.  Ultimately, it is assumed that if leaders and experts put together a compelling proposal that appears to serve voter/human needs that the infrastructure project will be “good enough”.  The process of putting together a marketplace of these ideas and proposals would for both the producers of the proposals and the consumers of these proposals represent many multiples more of effort and money in just the initial stages of the projects.  To build infrastructure often requires that an operational concept of “need” be available rather than simply see infrastructure concepts as a competition of “wants” or desires, as is typical in market competition.

It would then seem that in the world of infrastructure projects, a prescriptive approach has advantages over experiments in building a market ideal or competition between proposals.  Perhaps through improved cybergovernment initiatives a more interactive proposal generation process could be designed, yet this more democratic approach is not identical to the real-world interactive nature of markets where real products and services are offered and chosen among by consumers.  Then, there may very well be something in the nature of infrastructure projects, their uniqueness, site-specificity, high expense and long duration that lends itself to leader-driven and prescriptive decision making, even as certain aspects of that process can take into account the preferences of the end users.  The changing whims and trends of markets operate on a different timeframe than persisting on over a period of  a decade or more building immense physical objects and systems.

Advantages of Prescription/Picking Winners

Here then are some of the advantages of prescriptive or government sponsored programs:

1)    Potential for rapid implementation – There are fewer stops between design and construction start if a winner has been picked.  If there is a clearcut winner why take additional steps?

2)    Potential to be oriented towards long-term viability – local, more immediate economic concerns can be balanced against any number of different factors that may represent a longer view of social value than voters or consumers can typically calculate at the voting booth or turnstile.

3)    Expense of generating multiple proposals short-circuited – In addition to time costs, there are monetary costs to generating multiple ideas for submittal to the public or to regulatory boards.

4)    Potential to be based more directly on scientific findings – As considerations of a market-based competition can be, at least in the design, avoided, more elements of scientific understanding that have no bearing on current market concerns can be considered.  Scientific findings may at times stand counter to wishes of a consumer market, as with smoking cessation or beyond the current perception of market actors, like global warming.

5)    Government can insure higher risks – with some massive earthworks and higher risk technologies government endorsement and insurance is an absolute necessity.

6)    Government can use directive policies – Some infrastructure projects require the use of public lands or eminent domain.  While there have been questions lately that notions of the public good can play a role in economic life, government and its representation of the popular will or sentiment can more legitimately represent these wishes than private corporations.

7)    Integration of varying technologies – a prescription can contain as few or as many elements as needed to fulfill the mission.  The interdependence of different technologies and roles can be contained within the infrastructure plan.

8)    Multi-factor Systemic approach – diverse factors or organizations can be added or subtracted from a prescription, externalities can be internalized and vice versa.

9)  Concrete expressions of intent – The hand of the market or the setting of abstract rules, such as those that limit emissions, do not concretize popular sentiment or support as much as the building of physical objects.

For those who are committed to an economic model that sees good coming only from the interaction of independent economic actors, the above advantages will pale in comparison to the previously listed dangers of picking winners.  However, in building infrastructure, there seems to be no way to avoid risking those dangers if we want to arrive at the physical outcomes that increasing numbers of analysts are saying are necessities.
Integrated Energy and Stimulus Plans:  Unthinkable without “Picking Winners”

Project Better Place, a Palo Alto based electric vehicle infrastructure start-up, hopes to increase the use of electric vehicles by creating a public quick-charge and battery exchange infrastructure.  Concomitant with its ambitions, this small firm must court large automakers like Renault and Nissan and governments like Hawaii or Israel to help build the appropriate vehicles and stationary infrastructure.

Project Better Place, a Palo Alto based electric vehicle infrastructure start-up, hopes to increase the use of electric vehicles by creating an integrated public quick-charge and battery exchange infrastructure. To realize its ambitions, this small firm's designs need to be selected by major industrial corporations and governments. So far, PBP has developed agreements with Renault and Nissan and Israel, Denmark and Hawaii.

The Repower America plan might be called an “integrated energy and economic stimulus plan”.  The similar proposal I have been putting forth over the past year or so, the Renewable Electron Economy, based on the engineering analysis of Ulf Bossel, that we should shift most of our energy demand to electrical devices and use renewable energy as much as possible to generate electricity is another example.  In an integrated energy plan, the general types of energy conversion devices are prescribed as are the types of energy extracting or generating devices, so there is an integrated match:  if you are proposing an “electron economy”, you want to make sure that there will be a coordinated hand-off between the demand for electricity and its supply.  Electricity, as it is difficult to store, requires a more tightly integrated system than the trade in and consumption of the stable molecules that compose fossil fuels.

The call for planning has come from a number of political quarters.  T. Boone Pickens, not previously known as advocate of economic planning, has recently promoted that the US develop a plan to get off foreign oil, bemoaning, in passing, the lack of such planning over the past 3 decades.  Pickens’ plan serves his economic bets on particular technologies but he has been public-spirited enough to suggest that planning itself was necessary and lacking in our political discourse. Plans can also emerge independent of government involvement: manufacturers of electric cars are now considering creating a standard high voltage quick-charge interface for their cars, so that all quick-charge capable vehicles will be able to use a future standard high-voltage charger.  This is analogous to standardizing the size of the aperture of fuel nozzles and gas tank mouths. In getting together on a standard, the manufacturers are picking a winner.

The Repower America plan is largely, in the terminology I use, a renewable electron economy plan.  Its ambitious goal of converting the US electrical energy supply entirely over to clean sources within a period of 10 years leaves little room for experimenting with different high-level physical or policy instrument designs.  For one, deciding that electricity should be the clean energy carrier of choice is “picking a winner”, though it is based on a growing consensus of engineers, advocates and experts on energy. Furthermore, reflecting a growing consensus, the plan suggests that there are some clear winners in the area of clean generation technology that should immediately receive government and industry support:  wind, solar thermal with storage, and geothermal energy, along with sufficient transmission infrastructure to integrate these into the existing grid.  Additionally, and in this technology choice is left more open, 28% of energy demand will be reduced through the adoption by end users of energy efficient technologies.  Along with the Repower America plan, Al Gore has supported a carbon tax yet, I believe, he has no illusions that this tax alone can drive the building of the infrastructure required to achieve the Repower America goal.

Renewable Energy Payments:  Prescribed Markets

One accusation leveled at the now ever more widely implemented feed-in-tariffs a.k.a. Renewable Energy Payments that support renewable energy is that they “pick winners”.  This is partially true in the sense of picking a broad category of clean energy technology but not true in the sense of picking individual private firms as winners.  A renewable energy payment system, like that proposed by Rep. Jay Inslee or like those now in use in many European countries, sets wholesale prices for renewable generators of a wide variety of types and sizes.  The idea is to provide investment security for builders of renewable generators that we know will generate a certain amount of clean electricity: the guaranteed wholesale, generally above current electricity market, price per kWh allows the builders to recover their investment plus a reasonable profit.  The system of cost plus reasonable profit is used frequently in the construction industry when large scale one-of-a kind projects are commissioned for a particular buyer.

The designers of renewable energy payment systems counter claims that they are not competitive or market based by pointing out that they displace competition from the deployment of generators to the manufacture of generation technologies.  In a feed in tariff system, project developers want to purchase generators that will maximize their profit, so the intended effect will be to drive the cost of renewable generators down.  A renewable energy payment system then picks certain technologies as winners but not the actual implementation of those technologies by different manufacturers. Feed in tariffs can be justified in economic terms as a prescription of payments by the consuming public for a positive externality; carbon pricing is a payment by emitters to the public for a negative externality.

A renewable energy payment system could be designed that drives the implementation of a plan like Repower America.  In this case payments would reward the building of some of the wind, solar thermal and geothermal generators required by offering higher tariffs for the desired generators.  Thus a prescriptive plan can contain within it markets for the technologies prescribed.  The infrastructure of the Unified National Smart Grid can provide a framework for multiple smaller markets for building generators and generating electricity.

Exercising Leadership with or without Carbon Pricing

If we know what is “right” in a scientific sense, given a certain goal and the constraints of reality, why not proceed to do it with necessary but deliberate haste in consultation with popular representatives?  If we are facing a potentially very deep economic crisis and are largely convinced that infrastructure projects can function as fiscal stimuli, why not charge ahead?  The aversion to “picking winners” that we have developed over the preceding three decades would seem to say:  “no, find a regulatory framework within which profit-driven economic actors will discover that there is a market for something like this and build something like it”.  The focus on carbon pricing schemes as the main motive force in transforming our economy is one more example of our aversion over the last few decades to government and to a lesser extent corporations taking a leadership role.  We, luckily or unluckily, may be at a watershed moment where leadership is now desired or even highly prized.

Carbon pricing schemes, whether cap and trade or a carbon tax, attempt to circumvent the process by which government actors and leaders in the economy would take responsibility for building large projects.  Instead they could say:  “the cap and trade system or carbon tax made me do it”.   While having an ingenious policy framework which compels actors to act both in their long-term and short-term good is desirable, it is highly unlikely that such a system will by itself initiate and finance the building of all the Repower America/Renewable Electron Economy infrastructure we will need.

To embark on a path, such as building a Repower America-like clean energy infrastructure, will require leadership, a quality that is much praised but in its actual manifestations is often controversial.  To build a Unified National Smart Grid, for instance, will require leaders or a leader, perhaps President-elect Obama, to explain to congress and the American people why we should build this piece of infrastructure now.  This also means taking responsibility for both the “upside” of this large project (jobs created, energy independence, climate protection, new technologies) and the “downside” (costs, use in certain areas of eminent domain, appearance of electrical transmission towers).  Too often, advocates of complex policy instruments seem to want their policy instrument to remove all of the ambiguities and ambivalences associated with the leadership role.

Likewise, a renewable energy payment (REP) system will require political leaders and electrical grid regulators to commit themselves to support renewable energy generators like wind turbines, solar thermal electric power plants in the desert, and photovoltaic installations on the ground and on rooftops.  Not only would the institution of such a system attempt to benefit from the virtuous appearance of clean renewable energy generators but also offer direct financial support to those generators via guaranteed and premium wholesale electrical rates.  While many support schemes sidestep the price of renewable energy by using indirect means like tax credits or carbon pricing, the REP systems name the prices and therefore require leadership to be exercised by declaring in public both the benefits and the costs of clean energy.

As recent announcements by President-elect Obama suggest, we have reason to hope that our next President will grasp the opportunity to lead the building of the necessary infrastructure we need to emerge from this economic crisis and to meet the challenges of the 21st century.

A Green New Deal for Detroit (and Beyond) November 9, 2008

Posted by Michael Hoexter in Energy Policy, Green Transport.
Tags: ,
4 comments
The Renaissance Center, GMs headquarters, has come to symbolize the modern Detroit skyline.  In parallel with the decline of the American auto industry, the surrounding city has suffered blight and only modest redevelopment in very limited areas.

The Renaissance Center, GM's headquarters, has come to symbolize the modern Detroit skyline. Detroit and much of the industrial Midwest has been in decline for four decades (the "Rust Belt") but would experience a dramatic blow with the sudden collapse of one of Detroit's Big Three automakers.

Now as the Big Three American automakers are teetering on the brink, is the time for the government to provide direction to an industry that has lacked a decisive winning strategy and forward-looking product plans over the past decade, if not decades.  Currently, the Big Three and the UAW are looking for stopgap measures to keep substantial pension and healthcare obligations from upending their business as well as shore up their overall financial picture.  If one of these companies were to close its doors, millions of jobs would be lost and the retiree benefits system for tens of thousands would be endangered.   We will leave to one side here, the problems of a health care system that links benefits with employment status.

Yet the troubles of the car industry are largely of its own making.  For years, engineering and design prowess, whether in creating exciting cars that lead the industry in aesthetic appeal and useful features or leading in alternative fuels and energy efficiency, has taken a backseat in Detroit to playing to a limited set of consumer interests that positioned the Big Three in few narrow market segments.  Most troublingly, Detroit has, despite 35 years of experience with them, no workable plan to deal with oil shocks, let alone climate change and sustainability;  the commitment to highly profitable SUVs was a brief party built on the unusually low oil prices of the 1990′s.   Wall Street’s expectations for ever growing profits and increased quarterly earnings also combined lethally with Detroit’s scorn for fuel efficiency and less optimistic views of oil supplies.

President Franklin Delano Roosevelt helped pull the US out of the deepest and longest recession in its history through the New Deal.  More and more commentators are calling for a Green New Deal to help pull nations effected by the current crisis out of the economic slump.

President Franklin Delano Roosevelt helped pull the US out of the deepest and longest recession in its history through the New Deal. More and more commentators are calling for a "Green New Deal" to help pull nations affected by the current crisis out of the economic slump via a massive clean energy infrastructure project.

Now, again, Detroit is seeking respite from the federal government from its lack of foresight and leadership in the automotive industry since the 1973 oil shock.  As part of this deal, despite the lamentable example of the bank and Wall Street bailout, Detroit cannot simply be a recipient of aid without a change in strategic direction.  Too late for the current immediate crisis, GM’s Volt project and the E-flex platform are future-looking projects with bottom line impacts at the earliest in 2010.  So this is a teachable moment for these industrial behemoths, one where deep insight into the future of energy and our civilization can inform the creation of new technologies.

A Bridge between the Present and the Future

While producing advanced clean-fuel (electric and hybrid) private and commercial vehicles that can compete on the private market is the end goal for every established and emerging vehicle maker, the Detroit Big Three are going to need time to hone their abilities in a changed market.  Congress can help give direction to Detroit by tasking the automakers to help build the vehicles and infrastructure for a clean, largely electric transport infrastructure.   The below measures will not alone rescue these giants but can provide a revenue stream and keep product development on course as more immediate solutions are found with conventional vehicles

1) Electric Postal Vehicles

  • A fleet order to switch all local delivery vehicles (less than 100 mile daily duty cycle) to battery electric vehicles can be extended competitively to each of the big Three with a guaranteed minimum order and minimum price floor but competition for 40% of the remaining order.   Included in orders for these vehicles would be a 480 volt charge infrastructure.

2)  Electric Government Service Vehicle Order and Subsidies for Local Goverments

  • Federal government should order battery electric government service vehicles for local use and subsidize the purchase of service vehicles for state and municipal government use

3)  Trolleybus and Dual-mode electric bus subsidies for public transit authorities

  • The most efficient way for public transit agencies and municipalities to transition from imported fossil fuels is on most high traffic routes to electrify those routes and use either dedicated trolleybuses or hybrid dual mode trolley and fossil fuel powered buses on routes where it is not yet economical to build out catenary overhead wires.

4)  Solid-Oxide Fuel Cell Electric Vehicle Program

  • In coordination with the Department of Energy, Detroit manufacturers can develop flex-fuel vehicles with double the efficiency of ordinary internal combustion engines.  Current flex fuel technology is cheap and requires little federal support; with the next generation, efficiencies of 55% (as opposed to 25-30%) or greater are possible using fossil, bio-, or synthetic fuels.  Solid-Oxide fuel cell technology allows liquid fuels to be converted to electricity within a vehicle without the inefficiencies and infrastructure requirements of the much hyped hydrogen PEM fuel cell option.

5)  Fleet order for PHEVs for 100-400 mile Per Day Federal Vehicles

  • PHEVs are a flexible solution for vehicles with longer range requirements or a smaller form factor than local delivery vans and small trucks.  A fleet order for the Volt and other PHEVs could help manufacturers build out these programs.  Pre-payment for some orders may help

6) Bridge low-interest loans and support for smaller manufacturers of efficient vehicles

  • The US government can indicate to the big Three that while much of the brand equity and marketing presence of US auto manufacturing is currently associated with them, that vital innovation comes from smaller manufacturers like Tesla and Aptera.  Government help should not preserve in stone the privileges of large corporations that may need to make room for upstarts with better ideas and better execution.


Is there enough political support for electric transport?

My prefered climate and energy solution is the Renewable Electron Economy, a sustainable solution that depends largely on existing or emerging technology to replace exhaustible and climate-altering transport and energy systems.  In the renewable electron economy, most on-land transport vehicles use electric motors as traction and store energy in a battery, tap into the grid directly, or use a variety of range-extenders to match our current 400 mile driving range expectations.  While some politicians and technology analysts share my vision or the broad outlines of my analysis,  there are powerful interests which support liquid fuel options, in particular biofuels.  While a sustainable biofuel solution may be on the way, vehicle manufacturers do not need much help in converting vehicles to run on biofuels, which by their nature are similar in many regards to liquid fossil fuels.  Building a flex fuel vehicle adds at most a few hundred dollars to the cost of a vehicle.  Within this proposal, solid oxide fuel cell electric vehicles provide a way that a, future, sustainable biofuel solution can provide more utility to vehicle users by extending the number of miles traveled on biofuels by doubling fuel system/powertrain efficiency.  So, this Green New Deal for Detroit will position American automakers to be competitive in, if not lead in a transportation world where energy storage takes the form of either advanced batteries or liquid bio- or syn-fuels.

Solid-oxide fuel cell vehicles and PHEVs can also run on fossil fuels which will be around for a while, despite even very vigorous efforts to build a electric transport infrastructure.

When can the first of these vehicles be delivered?

Postal delivery vehicles with their bulky form factor and limited range requirements are perfect for introducing battery electric vehicle technology on a mass scale.  In the late 1990s Baker Electromotive cooperated with Ford on this electric postal delivery van.

Postal delivery vehicles with their bulky form factor and limited range requirements are perfect for introducing battery electric vehicle technology on a mass scale. In the late 1990's Baker Electromotive cooperated with Ford on this electric postal delivery van.

Automakers will not make money if they cannot deliver vehicles.  Short and medium-range battery electric vehicles for the post office and other fleets can be built very rapidly as conversions of existing vehicles.  If Detroit were to retool quickly, the first of these vehicles, using lead acid batteries, could be ready for delivery within a year.

How can Industry “outsiders” know better than industry “insiders”?

How can government officials and analysts tell the leaders of private companies what to do?  Well, since 1973, in between the profitable years, the Detroit automakers have returned to Washington again and again for special consideration from “outsiders” as well as to defeat reasonable laws to increase the fuel efficiency of vehicles.  Now they must regret at least some of their actions, especially with the sudden collapse of demand for large, fuel-inefficient vehicles.  “Insiders” can often lose sight of the big picture, especially in an industry in which large commitments of time and money are made with very long product cycles (group think can take over as a form of self-justification).  Aesthetic decisions are melded with technological decisions leading to difficulties in disambiguating problems with one or the other aspect of a product or product line.  Furthermore, the auto industry’s power center in Michigan is at some remove from other centers of power, requiring steady infusions of creativity from outside.  Of course, insiders will have a more granular knowledge of their industry but, it seems with the American car manufacturers, seeing the forest for the trees is a major challenge.

Will Detroit and the automakers listen?

Detroit once led the world in industrial assembly technology and industrial relations.  Fords Model T Assembly Plant was notable not only for the techniques it used to make autos but also for the high wages paid its workers.

Detroit once led the world in industrial assembly technology and industrial relations. Ford's Model T Assembly Plant was notable not only for the techniques it used to make autos but also for the high wages paid its workers.

The US automakers have been largely beaten at their own game by foreign manufacturers with the financial crisis providing the final push.  Given their current position, they now should take seriously input from any well-intentioned and well-informed party.  They have in the last few years taken some small strides towards improving the quality of their products and GM has, with the Volt, come up with a genuinely good idea with an interesting design and promise for the 2nd decade of the 21st century.  More importantly now they are asking the American people and the government for support despite having largely failed as profit-making businesses.  In exchange for that support, they should take the interests of the American people to heart and move beyond their traditional point of view to one that sees the shape of things to come.  Just because the TARP plan has in its initial form been a giveaway program doesn’t mean that a stimulus package for Detroit, nor future stimuli for banking, not come with strings attached.

Furthermore, in this plan, the federal government and state and city governments will be the industry’s paying customers for new technologies and vehicles.  The Big Three would be foolish not to listen to their customers because, as these plans should be structured, the resulting products will need to fulfill functional and quality requirements, even with the guarantee that eventually the government agencies will take delivery of these products.  These orders are not acts of charity but a commitment to America’s and, we hope, the American auto industry’s, future.


Beyond Detroit…(how about San Jose?)

While a bailout of Detroit is a form of special consideration for the three still-giant American automakers, they should be reminded that beyond this crisis that other companies may well take their places in the pantheon of great American companies.  Tesla Motors, for instance, has laid off workers and is delaying the production timeline for its second model (to be built in San Jose) because of the credit crisis.  In a bailout of Detroit, other American vehicle makers impacted by the financial crisis should recieve consideration as they may well represent the future of the American auto industry.  So with aid, the Big Three automakers should also receive a message that this may very well be the last time that they receive special consideration from government, as newer kids on the block may be able to do the job better in the future.

The Renewable Electron Economy, Supplying Clean Energy – Summary for Policymakers Part 2 August 20, 2008

Posted by Michael Hoexter in Energy Policy, Green Transport, Renewable Energy, Sustainable Thinking.
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6 comments

In the first part of this mini-series for policymakers, I addressed the marquee issue in energy currently, finding a replacement for limited, expensive and polluting petroleum; I concluded that a three-pronged approach based on electric traction in transportation would go the furthest in reducing our dependence on petroleum. But that electricity would need to be generated in a timely manner… or energy would need to be stored or accessible in a ready form. In this next installment I am going “upstream” to look at what our choices are in a post-oil, post-carbon world to generate electricity in a clean, useful and timely manner.

Why is Electricity the Energy Carrier of Choice?

Our already substantial investment in an electric infrastructure over a period of 120 years in industrial countries, makes the transition to a electricity based energy economy less expensive.

Our already substantial investment in an electric infrastructure over a period of 120 years in industrial countries, makes the transition to a electricity based energy easier as "sunk costs" can be utilized for the future.

There are sound physical reasons why, in the first installment of this series, the three main contenders for the energy supply for transport turn out to be the three electron economies, the Renewable, the Nuclear and the Coal CCS. We have determined there that electric drive vehicles either attached to the grid or powered by some version of a battery can do most of the on-land transport tasks that are now dependent on oil supplies. There are other reasons why electricity is valuable for driving stationary machinery as well which we will go into in the final installment of this series.

Why then is electricity preferable to biofuels, hydrogen and coal to liquids? In addition to zero emissions at end use, electricity has benefits in efficiency and availability in almost all stages of its production, transmission, and consumption. Electric generators can be built to use a wide variety of types of energy (heat, light, mechanical energy) to create the highly usable and flexible energy carrier, electric current. In other words, electricity is the ultimate in “flex-fuel”. All renewable energies (wind, sun, geothermal heat, wave, tidal, biomass, natural chemical and thermal gradients ) can be converted into electricity with existing technologies. In addition, while we must shift the way we generate electricity in most instances, this is not a full-scale rebuilding of our energy system but a modification of existing infrastructure, so in the end, less expensive.

Existing electrical generation technologies convert a fairly large amount of the primary energy that they receive into electric energy. Current solar panels, for instance, can convert anywhere from 10 to 40% of the energy of the sun into electricity depending on the technology; by contrast plants convert at most 1% of the energy of the sun into biomass, an energy harvest that is further reduced if that biomass is converted into a liquid biofuel rather than burned in a biomass electric generation facility.

Electric motors are so compact that this electric supercar, the Lightning GT, has a 120kw (163 horsepower) electric motor in each of the hubs of its wheels.  An equivalent internal combustion engine would occupy 3 or 4 times the space.

Electric motors are so compact that this electric sports car, has a 120kw (163 horsepower) electric motor in each of the hubs of its wheels, each of which weighs 55 lbs; an equivalent internal combustion engine would be several times larger and heavier as well as much more inefficient.

Additionally, electric motors, because of the physics of the electromagnetic force, are incredibly efficient at generating torque, the useful product of engines and motors. An electric motor of medium or larger size (90-95% efficient) requires somewhere between one third and one-quarter the amount of energy to do the same work as an internal combustion engine(20-30% efficient): they therefore generate 3 to 4 times more torque per unit energy put into them, than all but the largest and most efficient house-sized diesel ship engines (50% efficient).

Electricity also can be used for a huge variety of functions for the end user: generating mechanical movement, heat, light and sound. So electricity is both flex-fuel and flex-use. It is no wonder that, even with no consideration for the current energy and climate concerns, more and more devices have been designed with more electronic components to increase their functionality, including petroleum powered automobiles (electronic fuel injection, stability control, drive by wire, etc.).

Electricity’s weakness has been that electrical energy storage is bulky and heavy in comparison to the portable liquid fuels to which it is often compared. Batteries and ultracapacitors are still relatively large and expensive compared to a liquid fuel tank and the hydrocarbons that are pumped into it. As the drawbacks of fossil fuels are starting to be more widely recognized, the positive attributes of alternatives are once again being recognized. Also, substantial investment is once again flowing into resolving this one final hitch in electricity’s otherwise near-ideal attributes and the technological development curve promises rapid advances.

In the distant future, we may have other energy carriers with more favorable characteristics but for the foreseeable future it makes the most sense to build on the advantages of electricity.

A Choice of Primary Energies: What is the Clean Energy of Tomorrow?

Usable electricity just doesn’t appear but is generated from a pre-existing or primary energy; one of the great decisions of the 21st Century will be how we choose to generate electricity. We have established that there are under consideration three main carbon-reduced or carbon neutral “clean” primary energies for electricity: renewable energy, nuclear energy, and coal with carbon sequestration. While electricity itself is “flex-fuel” meaning that any and all of these methods can be used to generate electricity, we will need to arrive at a differentiation of, if not a prioritization of, which methods are going to be the most sustainable and ultimately the main driver of the new electron economy, post-coal and post-oil. To guide policy and investment, we can create a “loading order” for these resources, though a multi-track approach is also probable if not desirable.

Third Place: the Coal CCS Electron Economy


Is coal with carbon capture and storage (CCS) the primary energy source for the Electron Economy? Of the

CCS technology already builds on the practice in the oil industry of pumping carbon dioxide into oil and gas wells to increase yield by forcing out more oil and natural gas

CCS technology already builds on the practice in the oil industry of pumping carbon dioxide into oil and gas wells to increase yield by forcing out more oil and natural gas

three alternatives, coal generation with CCS is the least promising as it has some major strikes against. However it does have some advantages as well.

Pro:

  • Taps into a still vast energy store (coal deposits) so can be called upon when needed independent of weather conditions and in response to electric demand.
  • Provides jobs and revenue for existing industries and communities (coal mining and coal transport)

Con:

  • Uses an unsustainable fuel – coal will run out
  • Coal mining is often very destructive to the landscape and to coal miners.
  • Mass carbon dioxide release from underground is considered unlikely but potentially lethal for people and wildlife as well as defeating the purpose of CCS.
  • CCS may not reduce or eliminate the other pollutants associated with coal combustion including mercury emissions, SOx and NOx.
  • There are still no functioning plants/it is an experimental technology
  • CCS plants will be much more expensive than existing coal plants, removing one of the prime selling points of coal, i.e. that it is cheap
  • CCS or “clean coal” has been used as a public relations “cover” to justify the building of new coal generating plants without adding the “optional” CCS facilities.

Coal with CCS may have a role in a transition to a more sustainable energy system but it is by design a stop-gap solution.

Second Place: the Nuclear Electron Economy

In the light of concerns about climate change, some environmentalists as well as those within the nuclear industry, have emphasized nuclear energys carbon neutrality, shifting its public image and forcing a re-consideration of its role post-Chernobyl.

In the light of concerns about climate change, some environmentalists as well as those within the nuclear industry, have emphasized nuclear energy's carbon neutrality; advocating it as the solution to climate change.

In light of concerns about climate change, the role of nuclear power in a future or transitional energy system has been re-evaluated. Worries about nuclear plant safety, nuclear weapons proliferation, and nuclear waste are being balanced against the fact that nuclear plants during their operation do not emit carbon dioxide into the atmosphere. Unlike coal-fired generation, nuclear power technologies, especially if we consider prototype reactors, vary greatly and massive government investment has gone into researching a wide variety of reactor designs; however one type, the pressurized light water reactor, still predominates in commercial nuclear plants. I will treat nuclear as two concepts then, existing nuclear and potential nuclear designs. I am considering potential future nuclear designs at all because the physics and history shows at least the potential for a high energy yield, though at a price worth assessing.

A. Existing Nuclear (Pressurized Light Water Reactors)

Most existing nuclear reactors use regular (light) water as both a coolant and what’s called a neutron moderator. They depend on an enrichment process by which fuel pellets are formed with a higher concentration of the fissionable isotope Uranium 235 rather than the much more common and stable U238 isotope. These reactors pros and cons are as follows:

Pro:

  • Carbon neutral under operation
  • Established technology with track record of producing electricity with few safety incidents
  • Produce power in the same profile as most coal generation plants (a constant baseload); can be used as a coal substitute
  • Remaining Uranium 235 supply functions as an energy store that can be tapped into at will
  • Nuclear power enables power production in areas with poor natural and renewable resources
  • Nuclear fuel is compact and highly energy dense

Con:

  • Produces large amounts of highly radioactive nuclear waste that will need to be stored for millenia in isolation from the biosphere.
  • The uranium enrichment process can also produce higher concentrations of U235 suitable for nuclear weapons.
  • The Chernobyl reactors were pressurized light water reactors; accidents and assaults on these plants have a chance of resulting in catastrophic releases of radioactive materials
  • Naturally occurring, economically extractable U235 will run out sometime in the latter half of the 21st century, especially if new nuclear plants are built out aggressively.
  • Constructing nuclear power stations takes over 5 years making them ineffective in a crucial period of climate change
  • Inclusive of insurance costs, which are so high that they must be assumed by governments and therefore taxpayers, nuclear power stations are very expensive

Pressurized light water reactors then are not a particularly promising solution to our energy crisis, especially in the longer term.

B. A Future Fuel-Reprocessing or Thorium-based Nuclear Power System

In some versions of a future nuclear system, fuel reprocessing facilities like this one would recover fissionable fuel from power-generating reactors.  A future nuclear system would in many ways be more complex than our current one.

In some versions of a future nuclear system, fuel reprocessing facilities like this one would extract fissionable fuel from reactor cores that had been bombarded by neutrons during a reactors normal operation, creating U235, U233, and Pu239. A future nuclear system would in some ways be more complex than our current one as non-fissionable heavy elements will need to be transformed into fissionable ones before use in power-generating reactor.

Some nuclear power advocates believe that most or all of the drawbacks of the current nuclear power system can be remedied through technological development of a combination of new reactor designs, new ways to process fuel, and the extraction of fissionable fuels (uranium and thorium) from new sources. In sum or as piecemeal solutions these changes are supposed to reduce the toxicity and amount of nuclear waste, increase the amount of fissionable fuel up to several thousand-fold, and reduce the risk of nuclear proliferation. These technologies however do not represent a unified plan but rather a series of technology proposals that build upon past or existing prototype reactor designs and fueling systems that have either been built or speculatively might be built.

One of the objectives of these scenarios is to widen the potential base of nuclear fuels by creating reactors that can turn much more plentiful Uranium 238 or Thorium 232 into a fissionable fuel (Uranium 233 or 235 or Plutonium 239). Others suggest extracting fuel from sea water, which has a small but nevertheless plentiful fraction of uranium isotopes in it. The net effect of these new fuel processing and sourcing proposals is to extend the supply of fissionable fuels to hundreds if not thousands of years into the future. Still others suggest reactor designs that will not allow weapons-grade uranium and plutonium to be isolated. Some tactics involve using discarded nuclear wastes as fuels as well as producing a much smaller radioactive waste product with a half-life in the hundreds of years rather than in the tens of thousands of years.

Out of concern for the urgency of the climate crisis, I depart from the orthodoxy of some advocates of renewable energy by agreeing that it is desirable to do research into reactor designs that at least reduce the toxicity of current nuclear waste and create a safer nuclear fuel cycle. While it is difficult to pin down what the pros and cons of this ideal future nuclear energy system might be, the following are some advantages and disadvantages of foreseeable nuclear power systems:

Opportunities:

  • Carbon neutral or negative (in certain conditions) under operation
  • A future nuclear system might be able to reduce our current nuclear waste problem
  • Fuel is compact and easily transportable
  • Nuclear energy that can make U238 or thorium fissionable can tap into a very large store of fuel, and can therefore be used at will for many years to come; according to advocates for thousands of years.
  • Like conventional nuclear power, could produce baseload power, substituting for coal generation
  • Removing proliferation risks could make cleaner power available to more countries
  • Safer reactors are desirable if nuclear energy is to continue to be part of our energy mix
  • Nuclear power enables power production in areas with poor natural and renewable resources

Risks and Disadvantages

  • The described future nuclear system is more than a decade and perhaps decades away. Climate change is upon us now.
  • All nuclear power irreversibly transforms its fuel into less energetic fuels; even after thousands of years it will run out
  • The promised benefits may not materialize.
  • The complexity of these proposed systems is very high, making oversight difficult and increasing the potential for unforeseen difficulties and consequences
  • As yet uncharted safety issues will emerge with new radioactive fuels or coolants like liquid fluorine.
  • Developing these systems would be a major expense drawing on government research funds diverted from less elaborate technological systems like renewable energy and energy storage.
  • Existing fuel reprocessing systems have proliferation risks attached; they isolate plutonium.
  • The compact power of fissionable elements may have more appropriate uses in some future technology (spaceships?) other than power generation for daily use.

The Nuclear Electron Economy, be it in its conventional form or a potentially improved future form, is a runner-up to the Renewable Electron Economy largely because it is not ultimately sustainable, carries with it large technological and safety risks, and its deployment as a substitute for fossil generation is many years away.

First Place: the Renewable Electron Economy

As you might expect from an analyst who has written about the Renewable Electron Economy, I believe that the mainstay of our future energy system will be electric generators powered by renewable energy. However, I hope to show here that this choice has a basis largely in economic, scientific and technological reality rather than my personal prejudice or some of the social utopian ideals to which renewable energy has been attached.

Though I am for a comprehensive push to develop and deploy all types of renewable electric generators, constructing a Renewable Electron Economy, where renewable energy does the heavy lifting, will require a focus on specific strengths and weaknesses of renewable energy. Advocates for renewable energy have tended to either cluster into an “anything goes” ecumenical approach or focus on renewable energy as a self-generation option for households and business. Some have championed renewable energy as a means to even dismantle a widely interconnected grid through each power user autonomously producing their own power. Why one would want to dismantle the grid seems to be a matter of personal preference or fixed ideas about how society should function rather than a reflection on the electric grid’s usefulness.

The DESERTEC concept sees a linkage between renewable generators throughout Europe, North Africa and the Middle East to balance renewable energy flows and, in addition, enable water desalinization in desert areas.  In the US and North America, a similar concept does not need to traverse so many international boundaries.

The DESERTEC concept sees a linkage between renewable generators throughout Europe, North Africa and the Middle East to balance renewable energy flows and, in addition, enable water desalinization in desert areas. In the US and North America, a similar concept does not need to traverse so many international boundaries.

The approach to renewable energy I favor emphasizes the power of widely cross-linked generators to tap into the strengths of renewable energy and address its weaknesses in an energy economy where residential, commercial and governmental users are actually depending on renewable electricity to provide them with the energy they need. Solar panels on rooftops or small windmills alone will not, with current generation and storage technology, be sufficient to substitute for the day and night, always-on power of our current grid. Combining large and small generators including solar thermal with storage, hydroelectric, pumped storage, biomass power plants, as well as more familiar wind and photovoltaic generators can reproduce under most conditions, the reliable power of the grid.

The most promising technology in this area is not simply horizontally networked generators but a well-orchestrated mini-grid regulation system that can be called a “renewable combination power plant”. The renewable combination power plant joins discrete renewable generators together to deliver power exactly as it is needed by grid users, just as is done today with conventional power plants. In contrast, isolated renewable generators without storage produce power according to the availability of their primary renewable energy. The combination power plant operators respond to signals from the power grid operators about when and how much power is needed. A renewable combination power plant requires, as at least some components, clean storage technologies or dispatchable renewable resources like biomass power plants, hydroelectric, pumped storage, and solar thermal with storage. These controllable resources are then extended by wind, wave, tidal, geothermal or photovoltaic solar power which produce power whenever they have incoming renewable energy.

The Solar Two demonstration power plant, built by the US Department of Energy, generated power for seven days and night continuously using only solar power and thermal energy storage.

The Solar Two demonstration power plant, built by the US Department of Energy, generated power for seven days and nights continuously using only solar power, which was stored for night time use as heat.

Even with current technology, however, there is one renewable technology that can do a majority of the work of current fossil generators, solar thermal electric with thermal storage also called CSP (concentrating solar power) with storage. Sited in desert or semi-arid areas, solar thermal electric uses mirrors to focus direct sunlight on a thermal fluid, like water, oil or molten salt that is used to make steam to generate electric or stored as heat in heat storage for later, similar use. The relative efficiency and low cost of thermal energy storage, the relative vastness of the world’s major deserts, and the consistency of the desert sun are the strengths of CSP with storage. Solar thermal with 16 + hours storage or solar baseload can substitute for coal generation during much of the year and about 1% of the area of the world’s deserts could generate all the power that the world currently uses.

The use of CSP to serve a majority of the world’s power customers requires the building of long distance power lines mostly likely using high voltage DC technology that can theoretically transmit power for 4000 miles with about 20-25% losses. There are a number of concepts now being discussed including DESERTEC which links Europe with North Africa and the Middle East, as well as a concept I promote, the Solar Southwest Initiative, that foresees linking the Southwestern and Sonoran desert with power demand centers across North America. In the end, local resources and distant renewable resources will combine to produce a complex but more robust and reliable clean power grid.

Added to the options of the combination power plant and solar thermal with storage are several other technologies that will significantly contribute to the Renewable Electron Economy: small and medium hydroelectric, deep geothermal, as well as better publicized wind and solar photovoltaic. Developing these renewable power resources in some of the more favorable areas will involve the building of some new electric transmission, which advocates of small-scale renewable energy have often opposed (or opponents of transmission have often advocated small-scale renewables as if they substituted for large-scale renewables). The balancing of renewable energy flows across space and time to meet current demand for power requires transmission that links supply and demand.

Currently wind energy is one of the least expensive renewable energy sources and in the future solar photovoltaic (the flat panel technology seen on roofs and emergency call boxes) will probably be as inexpensive as wind. While both of these technologies are currently the “marquee” renewable technologies, alone they will not be able to shut down fossil power plants. Until electric energy storage will be plentiful and cheap these technologies will function best in the context of combination power plants

As described here, the Renewable Electron Economy has the following advantages and disadvantages:

Pro:

  • Carbon neutral or negative (in certain conditions) under operation
  • Primary energy (fuel) is free
  • Generators can be scaled from very small to very large; investment amounts can range from a few hundred dollars to several billion dollars.
  • Primary energy is virtually endless
  • With the exception of biomass and certain geothermal wells, have no non carbon emissions
  • Mature or rapidly maturing technologies in most categories of renewable generator.
  • Deployable within a few months to a few years for most technologies (within critical period to reverse emissions trends)
  • Dependent upon a diversity of primary energies

Con:

  • Many renewable energies are periodic or intermittent
  • Renewable energies occur naturally as energy flows rather than energy stores or stocks (with the exception of biomass); an all-renewable grid needs to build up and carefully manage stored energy.
  • Overreliance on biomass, the primary natural energy storage medium, may tax soil and the biosphere.
  • The reduction in solar energy around the winter solstice may present challenges for a solar-dominant all-renewable grid especially during times of low wind.
  • Catastrophic reductions of solar radiation (i.e. volcanic eruptions) can reduce the main energy in-flows; solar radiation is important to both solar and wind generators

The Renewable Electron Economy organized around combination renewable power plants and solar thermal power with thermal storage will minimize or eliminate most of the drawbacks of renewable energy. The emergence of scalable deep geothermal power or EGS, will address the latter two, more difficult but lower-frequency challenges facing an all-renewable grid.

Al Gore’s Call: 100% Renewables in 10 years

Al Gore has inspired many of us with his call for a 100% renewable grid to be built in 10 years and, in the area of energy policy, we are in dire need of inspiration. On the other hand, considerations of reality, scientific and financial, need to work together with vision and inspiration to construct a functioning clean energy system in the real world. In my next installment I will take a look at the policy and economic drivers for creating a Renewable Electron Economy that will serve our energy needs and make the survival of a human-friendly biosphere more likely.

The (Renewable) Electron Economy as the Solution to the Oil Crisis: A Summary for Policymakers – I August 4, 2008

Posted by Michael Hoexter in Efficiency/Conservation, Energy Policy, Green Transport, Sustainable Thinking.
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3 comments
Lines formed at gas stations during the 1973 OPEC oil embargo

Lines formed at gas stations during the 1973 OPEC oil embargo. In the near future, rationing is more likely to take the form of high prices rather than through limits on consumption.

This is the first in a short series on how we can build an energy future based on our best science and no longer critically dependent upon exhaustible and polluting fossil fuels.

Too often, discussions of our future energy system simply reflect the current array of political forces in Washington or the novelty-hungry attention of the media and not the long-term viability of technologies and proposed solutions. As the price of oil is the most pressing issue from a short-term perspective, I am starting this series of policy briefs with how the energy used in transport on land can be transferred from liquid fossil fuels to cleanly generated electricity; in the second part I will address how we can create the conditions for powering the grid in the post-fossil fuel era.

Oil Supply: Speculation and Long-Term Trends

We can all now agree that it has been the ultimate in shortsightedness to continue building a society founded upon burning ever increasing amounts of easily exhaustible resources. Not only is it highly visible petroleum at the pump but, behind the scenes, the vital energy for agriculture and freight transport that now depend upon the output of oil wells, mostly located abroad. In the US in particular, we have had a twenty-five year hiatus in facing this reality through political, cultural and corporate resistance to change, which means that Americans are starting the race far behind the starting line. In addition, as it turns out, the burning of these fossil resources alters the global climate and creates local pollution and health problems. There are other ills and challenges in our world but currently fossil fuel addiction is one of the most pressing but also, fortunately, soluble problems.

Open Outcry Futures Trading

Talk of a speculative bubble in oil is a distraction from the fundamental reality of a widening gap between increasing transport energy demand and static or dwindling supply of liquid hydrocarbons. Those who put their faith in speculation as the driver of punitively high oil prices come from two divergent camps. Some are wedded to the energy status quo by a conservative, jaded view of energy alternatives and function as defenders of the fossil fuel energy industry establishment (the business commentator Larry Kudlow comes to mind). A more surprising group are populists and left-leaning analysts who always use the formula “qui bono” (who benefits) to locate the responsible parties for any social ill. These critics of oil companies and oil sheiks continue to promote the illusion of an endlessly abundant and forgiving Nature, which is despoiled not by our combined global thirst for energy but solely by a thin layer of greedy profiteers, who can be punished or pushed aside thereby making the problem go away. We can safely expect oil to continue to climb in price even if we are now currently in a period where emotions have driven prices higher than actual supplies would warrant as some continue to profit from the price run-up.

Beyond speculation, suggestions that we can drill and refine our way out of the inevitable decline of oil that we have known for a long time to be in finite supply anyway, function as populist pandering or as short-term profit-maximizing calculus by parts of the oil industry. Members of the latter group, in a profits-over-ethics mode, would like us to continue to depend on oil as long as it is profitable for oil producers, which will be the case until a fundamental break with petroleum use in transportation is organized; obviously scarcer but more expensive oil will continue to be a cash cow unless a new post-oil transport system has been built. There is fundamental conflict between backward-looking portions of the petroleum industry and the general health of our economy and environment, a conflict which must be decisively resolved by policymakers and the voting and buying public in favor of new, cleaner energy sources in the next few years.

On the other hand, realistically, oil production and supply will need to remain a concern for a few more decades, yielding a very delicate but extremely important political challenge. On the political side, Republican Presidential candidate John McCain has relied on common wishes that more domestic oil production through offshore drilling will somehow eliminate or significantly soften the inevitable price spiral upward. Such drilling will only have an impact 10 years hence at a point when worldwide demand will have still further outstripped supply and prices will be in a comparative sense stratospheric. Not quite drawing a clear political front on this issue, Barack Obama has lately been attempting to accommodate the popular appeal of offshore drilling by suggesting that new drilling would support energy alternatives.

Oilman T. Boone Pickens has become a fan of natural gas and wind

Oilman T. Boone Pickens has turned his attention to natural gas and wind

Natural gas with its lower carbon dioxide emissions per unit energy is occasionally touted as an “alternative” fuel but it too can easily be exhausted; in fact, production in natural gas wells tapers off very rapidly as compared to its solid and liquid fossil brethren, making price spikes and shortages all the more likely in a turn to natural gas. The stock-picker Jim Cramer praises natural gas as an investment and T. Boone Pickens, in his new heavily marketed energy plan, trumpets it as an automotive fuel, as we are sure to use more of this dwindling lower-carbon resource, but it is not a sustainable alternative to oil. Relying on natural gas as a climate or energy solution is the modern definition of a Faustian bargain: highly profitable for some but costly for most economic sectors, our society as a whole and our atmosphere.

Differentiating Short-Term and Long-Term Solutions

This is one of my fathers favorite jokes

Depending on oil has discouraged planning in the area of energy and transportation.

The impulse to jump on the natural gas or intensified oil exploration bandwagons will distract policymakers by confusing short-term and longer-term solutions. Fluctuations in supply of these hydrocarbons may create a temporary plateau in prices but no enduring relief. In the short-term, within the next two or three years, steps can be taken to ameliorate what may be, in the energy and transport areas, a grim period. It is here that I part company with some of the doom-and-gloom predictions about economic collapse that originate from some Peak Oil enthusiasts. While I agree with some of the more pessimistic predictions about oil and natural gas supply and pricing, there are short-term, rapidly deployable solutions at least for passenger travel and some freight that will soften the blow.

Effective short-term solutions include

  1. Fiscal support for intensified operations by existing public transport – Federal and state governments will need to help local and regional transit agencies to increase their schedules to serve more riders without raising ticket prices substantially.
  2. Development of Internet- and cellphone-based ride sharing businesses and services. Local development of van-pooling services also enabled by Internet and cellphone-networks.
  3. Development of transport centers or nodes for public transit and ride sharing with municipal and regional oversight to increase efficiency and security.
  4. Opening of lanes of local streets to lower speed vehicles including neighborhood electric vehicles, scooters and bicycles.
  5. Designating space or facilities in buses and trains for small freight hand trucks and bicycles.
  6. Development of transport demand study tools using the Internet to fine-tune and coordinate transport policy and new transportation businesses

These solutions will not provide the same level of spur-of- the-moment convenience as we might find in the recently past era of cheap fossil fuels and widespread personal vehicle ownership. The transport of medium and larger quantities of freight will also require more capital intensive, longer-term solutions. Nor will these short-term solutions provide the same utility of future innovations in electric vehicles and an EV public and quick-charging infrastructure. Some, used to traveling in their own personal space, will not avail themselves of these stopgap options until they feel more economic pain through still higher gas prices.

The Five Transport Energy Solutions and One Imperative

There are five fundamental options to move into a post-oil, post-natural gas energy world and one imperative:

  • Imperative A: End-Use Energy Efficiency and Conservation. We will have to invest less in new energy supply if we get more from the energy we use (efficiency) as well as act and plan in a way that recognizes the limited nature of natural resources (conservation). The electron economy scenarios have the greatest potential for end-use energy efficiency. The short-term measures above will also increase efficiency.
  1. The Renewable Electron Economy: electric vehicles, stationary devices, and new electric transport infrastructure powered by electric generators using renewable energy and the associated energy storage challenge.
  2. The Nuclear Electron Economy: electric vehicles, stationary devices, and new electric transport infrastructure powered by electric generators using nuclear energy (with or without fuel reprocessing), with associated security risks, waste and dependence upon fissionable fuel supply.
  3. The Coal CCS Electron Economy: electric vehicles, devices and new electric transport infrastructure powered by electric generators using coal with carbon capture and sequestration, a technological “maybe” dependent upon coal supply.
  4. The Coal to Liquid (CTL) Transport Economy: converting coal to liquids (sometimes via the Fischer-Tropsch process), burned in internal combustion engines leading to climate disaster and resource exhaustion.
  5. The Biofuel Transport Economy: Aggressive expansion of unregulated biofuel production for land transport will almost certainly lead to ecological and social disaster. Biofuels, sustainably produced, especially from wastes, will have a niche in aviation and marine propulsion.

Sub-option for Solutions 1, 2 and 3: The Hydrogen Economy is parasitic on the Electron Economies, reducing net usable energy by two-thirds for the purpose of having a compact liquid/gaseous fuel extracted by energy-consuming electrolysis. A Hydrogen Economy therefore requires a 2 to 3 fold increase in the amount of and therefore the capital investment in the required clean electric infrastructure to support renewably produced hydrogen. (There are currently even more expensive renewable ways to extract hydrogen from water using very high concentrations of sunlight that do not use electricity as an intermediary).

Any of these five transport energy supply solutions will be made much more feasible if aggressive end-use efficiency measures are pursued in parallel; therefore the imperative of energy efficiency.

Narrowing the Field

To simplify matters, we can eliminate options “4” and “5” as the costs of climate, ecological, and social disaster outweigh the benefits of a supply of liquid fuel that is not petroleum-based. Analyses that only consider liquid fuels divert the debate , intentionally or unknowingly, from more promising solutions; it is astounding how some commentators can discuss these options as if a continued supply of liquid fuel for transport was somehow worth enormous ecological and human sacrifice.

Lamborghini easily converted this gas guzzling Gallardo to use biofuels.  Yet the ecology and economic effects of producing the fuel for such a car have been called into question by most studies.

Lamborghini easily converted this gas guzzling Gallardo to use ethanol yet producing biofuel from food crops for such a car has, in most analyses, shown more negative than positive ecological and economic effects .

Building on early optimism about biofuels from environmentalists, the biofuel lobby, unfortunately, has a great deal of influence in the United States. This is a truly tragic state of affairs in American politics, as many farmers and farm-state politicians have tied their political and economic hopes to this option. Biofuel mandates have pushed up the price of crops and created an incentive to plant and overplant corn as well as other potential biofuel crops. As fuel prices push up food prices, these prices are further elevated by the transfer of prime farmland from food production to fuel production. Without cutting biofuel incentives and mandates, there will be no countervailing influence to conserve the soil or return land to food production. Talk of cellulosic ethanol or other future innovations in biofuel production function currently as an entering wedge for the current unsustainable variety.

The only savior for biofuels is a rigorous eco-certification program that excludes the conversion of food crops to fuels, mandates soil and water conservation, and privileges the use of waste streams for fuel. Under such an international eco-certification program, biofuels will have a role as clean marine, aerospace and specialized land transport fuels.

Luckily, the coal-to-liquids option has few advocates and so far little political support. If however, petroleum prices continue to rise and so-called “skeptics” of global warming continue to be well represented in the US Government, there may be various support schemes for coal-to-liquid that are inserted into legislation. Unlike the biofuels solution, coal to liquids would “work” to move a large group of vehicles for a few decades not unlike our current vehicle fleet, but with enormous climate sacrifice as it represents an increase in carbon emissions over even the current sorry state of affairs.

In the next installment of this series, I will explore which of the three electron economy scenarios will predominate. As each scenario varies only in the manner in which electricity is supplied, i.e. generated, and not used, the below recommendations about how to create a secure post-oil transport system using electricity could apply to all three.

Getting Off Oil: A Three-Pronged Approach

Oil is far from an “evil” but an undervalued resource that has been squandered on tasks that could be much more efficiently achieved through the use of electric drive transport. Cheap oil has enabled individual and family mobility and autonomy at a low price but these uses now compete with more critical uses of oil in commerce, industry, and agriculture. As we shall see with greater investment in electric transport and infrastructure an equivalent level of mobility in most arenas can be achieved through electric drive transport. Electricity can be generated via a number of different methods, some of which are sustainable and have low or zero emissions.

  1. Electrified Rail and Roadways – In the last few months, decisions have been made in Washington to spend billions of dollars on bailing out financial institutions that made the wrong bets in the housing and housing securities markets in search of guaranteed or higher than average profits. To get off oil, we will need to make public and private investments in productive assets that
    This European high speed train receives its power through the overhead catenary wires.

    This European high speed train receives its power through the overhead catenary wires.

    enable transport to be powered by electricity, a much more durable and secure investment. Electrification of railways and key roadways, first in urban centers and then interurban roads, will allow trains, freight and large passenger vehicles to function independently of oil supply. As electric or dual mode locomotives on electrified rights of way are more capable than the majority locomotives in the US, the diesel electrics, fairly inexpensive sets of financial incentives may be sufficient to encourage private railways to electrify. Compared to the other electric options, electrification of rail and local roadways is the most highly developed and highest capacity electric transport option, though the least publicized in an age fixated on new technology. This option has slipped under the radar, as, for instance, Andy Grove, the Intel co-founder and now an advocate of the electrification of transportation, omitted to mention this option in his recent Washington Post editorial on the subject.

  2. Plug-in Hybrids/Extended Range Electric Vehicles – The most likely substitutes for small and medium sized vehicles used mostly for local trips but with some longer-distance usage are PHEVs/EREVs such as the upcoming Chevy Volt. In their simplest configuration, these vehicles will be driven by an electric motor that can propel the vehicle for as many as 40 to 60 miles on
    GMs Chevy Volt will be one of the first production Plug-In Hybrids which GM is calling an Extended Range Electric Vehicle or EREV

    GM's Chevy Volt will be one of the first production Plug-In Hybrids which GM is calling an "Extended Range Electric Vehicle" or EREV

    stored grid electricity (therefore the “plug-in” part) in a medium-sized battery and can switch seamlessly to using petroleum or other liquid fuels from its conventional fuel tank to run either a generator or small engine to propel the vehicle on longer trips. PHEVs will benefit from new generations of batteries that are more compact than lead acid; however a future revolution in battery and quick charge technology may narrow the scope of usefulness for PHEVs. Many auto manufacturers are now planning or actually developing PHEV models, including GM and Toyota. PHEVs in wide deployment could reduce petroleum usage by as much as 60 to 70%.

  3. Battery Electric Vehicles/Battery Exchange and Quick Charge Infrastructure – A new generation of battery electric vehicles are now being developed with lithium ion batteries that can have ranges of up to 250 miles or can completely recharge within 10 minutes. The Tesla Roadster, a high end sports car with a 225 mile range is just being delivered to customers; Tesla’s British competitor with a 160 mile range, the Lightning GT, will recharge in 10 minutes from a 480 volt outlet, making its recharge time approach liquid refueling times. Tesla, Renault-Nissan, and Mitsubishi are all planning
    The Introduction of the Tesla Roadster has sparked a revival of electric car projects by many major carmakers as well as by start ups.

    The Introduction of the Tesla Roadster has sparked a revival of interest in electric cars by many major carmakers as well as by start ups.

    mid-market or economy electric vehicles with varying ranges all using higher energy-to-weight ratio batteries than lead-acid batteries. Other makers are making short-range vehicles for lower speed city use with the older lead-acid battery technologies. Some are planning to build quick charge or battery swap infrastructure to allow electric vehicles to travel unrestrictedly with short charging or swap stops. As is, battery electrics with even traditional lead-acid batteries can do many important tasks that are now the province of petroleum-powered vehicles.

One of the strengths of this three-pronged approach is that it does not hang its hat on any one technology, distributing risk between three paths. Also by acknowledging the uses of existing battery technology and on-grid transport options, the plan doesn’t depend crucially on innovation in batteries or chargers and their manufacture yet also would take advantage of the opportunities offered by these technologies and their future path of development.

Towards the Post-Oil Society

The tripartite approach allows our society to cut oil demand and dependence substantially within a decade, much more quickly than a sole reliance on electrification of the autonomous vehicle fleet through sales of battery-electric and plug in hybrid vehicles. Combining these vehicles with the already well-proven and easily scalable technology of vehicles that use trolley poles or a pantograph to draw power from the grid while in motion, allows policy makers to take a leadership role when required to supplement the emerging market for personal or corporately owned electric vehicles. Most world leaders with a future orientation recognize a global energy crisis of enormous proportions where electric transport has a crucial role. In an under-publicized speech, British Prime Minister Gordon Brown already sees in electrification of transportation both a business opportunity for the UK and a more general solution to living in a post-oil world.

Advances in battery and ultracapacitor technology and manufacturing technologies are inevitable but the timing of their widespread adoption will substantially lag demand for them. Insistent demands by concerned consumers that Tesla Motors or another manufacturer create in the next few years a battery electric vehicle that is

The secretive Texas company EEStor is claiming that it will produce a revolutionary electric energy storage device, though it has continued to push out the timeline for actual commercialization.

The secretive Texas company EEStor is claiming that it will produce a revolutionary electric energy storage device, though it has continued to push out the timeline for commercialization.

priced at the level of gasoline powered economy cars are as of today wishful thinking. Batteries, however, will remain far more advanced and widely available than hydrogen and hydrogen fuel cells. Though hydrogen may have a future role, the focus on hydrogen by policymakers and automakers has functioned as a distraction from electric technology, the clear next generation in powering transport. Unfortunately commercial interests that a decade ago wanted to delay the emergence of electric transport, held onto hydrogen as the next thing to, seemingly, prolong the era of profitable petroleum powered vehicles.

The tripartite strategy allows policy makers to respond more immediately to the demand for oil alternatives by implementing programs that build out grid-powered transportation infrastructure for freight and passenger traffic using “off the shelf” technologies. Policymakers can create incentive packages, issue bonds or levy taxes for the necessary work to keep America moving. Incentives for private companies to invest in electric transport infrastructure can be designed. Beyond its easy scalability requiring few to no technical advances, powering vehicles directly from the grid is highly efficient because power is used directly after generation rather than diminished a fraction through charging and discharging a battery. Using that extra fraction of power for the convenience of storage is well worth it in many contexts but is not necessary for all transport tasks.

Building Electrified Rights of Way

There are now a number of plans emerging on a national, continental and local level to electrify transportation in part. Alan Drake, a contributor to a number of energy and transport websites, has devised a plan to electrify 36,000 miles of vital freight

Most of Americas rail freight is pulled by diesel electric locomotives along non electrified rights of way

Most of America's rail freight is moved by diesel locomotives on non-electrified tracks; with an electrified train system the energy of trains braking could be captured for use by other trains.

railways in the US and increase the speed of rail freight; higher speed freight allows an easier commingling of freight and passenger traffic on the rails. A high speed (electric) passenger rail line is now being proposed in California to link San Diego and Los Angeles with San Francisco and Sacramento. Public transit advocates have created visions of how various cities could be transformed with expanded subway or light rail networks, many of which unfortunately require larger per mile investments than simply electrifying existing rails and roadways.

Building of new heavy and lighter rail infrastructure is inevitable but a rapid start to electrification will work with existing rights of way, tracks and roadways. As an exercise, imagine your own local area or, as the America 2050 plan calls it your larger “megaregion” and visualize where are the highest traffic areas where we could rapidly transfer people and freight from petroleum dependent to electric transport.

An Example: Moving the Northern California Megaregion off of Oil

In the America 2050 plan, there are two California Megaregions with the Northern shown in Green

In the America 2050 plan, there are two California Megaregions with the Northern shown here in green, the Southern in ochre.

The Northern California megaregion, in which I live, extends over a huge square of land centered on one side on San Francisco, San Jose and Oakland, approximately 250 180 miles per side extending into northern Nevada. The size of this region and the sprawl within it has been enabled by cheap petroleum transport energy despite its foundations in the pre-oil era. On the other hand, Northern California is better prepared than many areas of the Western and Midwestern US to transition to an electricity-based transport system because of existing investments in concentrated freight and passenger transport and some denser core and corridor areas of residence and business. The transition will be more challenging for the “Arizona Sun Corridor”, the “Piedmont Atlantic” and the “Florida” megaregions with their still greater sprawl and dispersion of economic activity.

An inventory of existing electric transport assets in the Northern California megaregion yields the following:

  1. the highly successful regional BART (Bay Area Rapid Transit) system, a 3rd-rail driven commuter rail system for which there have been several expansion plans, that are now again made more likely.
  2. Three light rail systems in the City of San Francisco, in the City of Sacramento and in the Santa Clara Valley around San Jose.
  3. A trolleybus system in the city of San Francisco
  4. The venerable San Francisco cable car

These electric transport assets are largely focused at the traditional center of the area San Francisco and are currently designed for passengers and their hand-carried freight. There are however multiple existing non-electrified rail assets in the region for passengers and freight running on freight companies rights of way. These include:

  1. the Caltrain commuter train on the Union Pacific right of way from San Francisco to San Jose and Gilroy
  2. the Capitol Corridor regional trains from Oakland to Sacramento
  3. the ACE train from San Jose to Stockton
  4. Amtrak service linking major centers in the megaregion as well as tying the megaregion to the Southern California and Cascadia megaregions to the north and south.
  5. Freight rail service on the many active railways on both major trunk and also spur lines throughout the region serving industrial and commercial customers.

Electrifying many of these existing routes would further insulate Northern California from dependence upon oil markets. In addtion, the region’s Metropolitan Transportation Commission’s rail plan, announced in 2007, recommends track expansion in addition to that needed by the statewide High Speed Rail proposal. In this plan are efforts to separate out where possible freight and passenger rail to allow each to proceed on its own most efficient schedule. Grade separating rail in densely populated areas is an additional expense that with higher traffic becomes an enormous boost in the quality of life and quality of rail service. While as of last year these recommendations may have seemed like pie in the sky to some, events in the oil markets have made such efforts an ever higher priority.

Less expensive per mile and more rapidly deployed are electrified roadway systems,

While the wealthy and tech-friendly Santa Clara Valley around San Jose will probably lead the nation in electric car purchases, building 4 or 5 new electrified rights of way for trolleybus or light rail will insulate more Valley residents and visitors from the vagaries of the oil markets

While the wealthy and tech-friendly Santa Clara Valley around San Jose will probably lead the nation in the adoption of private electric cars, building 5 or 6 new electrified rights of way for trolleybus or light rail will insulate the operations of the Valley's public transit authority from the oil markets.

now used with trolleybuses but capable of accommodating dual mode electric trucks outfitted with trolley poles or pantographs. Focusing on passenger traffic, the Northern California megaregion can supplement the railed systems of travel by building at least one electrified lane for trolleybus traffic on major thoroughfares, connecting with rail transport resources. A listing of these routes for the Northern California megaregion would extend perhaps to 50 major street routes of 10 to 30 miles in length and would supplement existing rail infrastructure. These trolleybus routes can either be operated as Bus Rapid Transit in a segregated lane or can commingle with other traffic, part of the flexible appeal of trolleybuses. In addition trolleybuses can operate in residential neighborhoods in the evening and at night without disturbing residents. Almost any bus route could be electrified, though it makes sense to start with the highest traffic routes.

Once any strategy of electrification is recognized as the primary means of powering ground transport, blue ribbon panels of technical, financial and transport analysts can be convened to determine what mix of rail and roadway electrification systems might best serve to fulfill our current and anticipated future transport needs. One of the priorities of the next Administration ought to be a study of long-distance roadway electrification versus the building out of electrified railway networks inclusive of the expense of improvement of existing railbeds and building new sets of parallel tracks in high traffic areas. Another factor involved in these studies would be the anticipated rate of improvement in mobile energy storage technologies and their manufacture.

PRT advocates believe that people will prefer traveling in private pods routed automatically to their selected destination station on the PRT network

PRT advocates believe that people will prefer traveling in private pods routed automatically to their selected destination station on the PRT network

Another electrified alternative is Personal Rapid Transit or PRT. Still an emerging concept, PRT may use either electrified rights of way or batteries in an automated system of electric “taxis” on guideways. A large PRT system would be unthinkable without advanced information technology and highly reliable automated controls. PRT advocates claim an overall lower environmental impact for their technology over traditional mass transit. PRT critics believe that no PRT system will be able to handle rush hour traffic volumes. The first true PRT system is being built for use at London’s Heathrow airport.

The grouping of shared and rent-able forms of transport around the main transport arteries and stations will further increase the utility and efficiency of the transport system. In France, there are free shared bicycle services clustered around transport hubs (Velib) and there are also proposals to introduce a shared electric car service with similar depots scattered around French cities. Van pool and ride-sharing services can grow based on determining where are the centers of transport demand and need.

Electrification of high traffic rights of way is one of the top priorities for both national security and energy security. Alan Drake, in focusing on the already-profitable freight business and rights of way, proposes that minimal federal incentives can stimulate large private investment in electrifying tracks owned by the large railway companies. Publicly owned rails or roadways would require debt financing or budgeting for construction directly from tax revenues for local, state or federal governments.

Promoting Battery and Plug-In Hybrid Electric Vehicles

Governments can play a key role in promoting electric vehicles by buying electric vehicles en masse and helping develop battery electric and plug-in hybrid electric fleets and fleet systems. With current technology, battery electric trucks could already function as postal delivery trucks. Beyond the gasoline hybrid, government service vehicles should be mandated to be electric or PHEV/EREVs with few exceptions. As is proposed in a recent bill in Congress, government can offer tax incentives or rebates to individuals and corporations for buying individual or fleets of electric vehicles. Government can also provide the test bed for developing quick-charge and battery swap systems, especially with fleet vehicles.

Public trickle charge locations at 110/220 volts, quick-charge stations at 480volts and battery exchange infrastructure are another area where local, state and national policy can make a difference. The standardization of public charge plugs, for instance, will allow electric vehicle manufacturers to make vehicles with a higher value to the end consumer, by allowing any vehicle to charge at any public charging station. Government and industry may also need to standardize the battery pack-to-vehicle interface to allow interoperability between more battery packs and more electric vehicles with battery pack exchange capability. Low-interest loans may also enable electric utilities and property owners to install an electric account-linked or pay-per-charge vehicle charging infrastructure of the near future in multifamily dwellings and paid parking structures.

Aviation, Marine and Special Use Fuels

The energy density (the energy content to weight ratio) and energy storage capacity of liquid hydrocarbons will remain for the foreseeable future vital for ships, aviation, remote environments and applications where the substantial heat byproduct of an internal combustion engine is desirable. In these contexts, petroleum products will continue to be dominant until we have developed ways to produce bio- or synthetic fuels that do not substantially interrupt food supplies, exhaust water supplies, or endanger the fertility of soils. Luckily, our use of petroleum as a transport fuel is driven five to one by on-land use, so we will reduce our petroleum demand and our greenhouse gas emissions by transitioning to the Renewable Electron Economy as rapidly as possible.

Concentrated and Smarter Settlement Patterns

Peak Oilers predict with steep rises in oil prices that suburbia will depopulate and collapse.

"Peak Oilers" predict with steep rises in oil prices that suburbia will depopulate and collapse.

Those who have long predicted a rapid escalation in oil prices with severe social and economic effects, when and if they turn to advocating solutions, suggest that ultimately a post-oil society will have a stronger community focus than the anomie of suburban and widely dispersed rural settlements. James Howard Kunstler, who envisions the collapse of suburbia after a catastrophic rise in oil prices, advocates for what might be called a new urbanism or smart growth, where people live in more tightly concentrated but humanely designed cities and towns.

There is however a contradictory current within the same group which suggests that people will need to become more self-reliant, growing their own food, preparing to become more self-sufficient autonomous units that do not require petroleum-based transportation to live. Such a current would suggest that people would use land in a more distributed manner, allowing for larger garden plots around living spaces perhaps leading to an new survivalist agrarianism.

The two contrasting scenarios proposed are based on two different notions of what is ultimately a more resource and energy efficient way to live: more concentrated settlement is built around more efficient consumption while somewhat more distributed settlement suggests that production and consumption should co-exist in the same space. It is unknown the degree to which one or the other of these visions will predominate in the near and medium-term futures.

The tripartite approach to electrifying transport concentrates some transport tasks along main electrified rights of way while leaving open the degree to which people and the machines they operate can range off of the grid using batteries or liquid fuels. Demand for transport and goods traffic along these main corridors will remain high even in times of crisis or in a theoretically more dispersed population of part-time farmers. Neither more efficient consumption nor a commingling of consumption and production is necessarily favored. I have explored in one installment of my series on the Renewable Electron Economy the possibility for farmers to use electricity to do many farming tasks that are now petroleum dependent.

In any case, it is premature to predict massive internal migrations and collapse of whole economies as oil prices continue to climb, especially if these three paths towards electrifying land transportation are pursued aggressively and effectively by government and industry in the next few years. Additionally short-term measures to increase the efficiency of our transport system as outlined above can be implemented rapidly by a combination of public agencies and private companies that recognize the opportunity to provide people with more effective and more efficient transport choices even in an era of more expensive energy.

The Renewable Electron Economy XVII: On-Grid and Grid-Optional Transport, ”Parachute” for a $140/Barrel Oil Society July 2, 2008

Posted by Michael Hoexter in Energy Policy, Green Marketing, Green Transport, Renewable Energy, Sustainable Thinking.
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TGV high speed electric trainCurrently, vehicle-makers, researchers, investors and green technology analysts are involved in a high-stakes game of developing and investing in various battery chemistries and designs which may yield the result of more energy dense, longer-lasting, and less toxic batteries or ultracapacitors. It’s a good thing that more and more social and financial resources are pouring into electric transport and energy storage solutions. Still others are investing in and legislating in favor of solutions that have a more limited future, the biofuel and hydrogen fuel cell options, which unfortunately still have public and political support out of proportion with their short and medium term ability to drive a sustainable transport system. As other analysts and I have already highlighted, these liquid fuel solutions are highly inefficient in converting renewable energy into a fuel. They require vastly more natural resources and man-made instruments to capture an equivalent amount of usable renewable energy than does a electric generation/electric storage/electric drive solution.

But, in actuality, we don’t HAVE TO have better batteries to build the infrastructure for a livable, sustainable society. Sure it’s going to be nice but we should spread out our electricity-driven transport investments and development efforts. Before transport planners and consumers gave themselves over completely to fossil-fueled transport, we used to build electrified rights of way for trains and trolleybuses, which now look all the more attractive in an era of rising petroleum costs. Using electrical energy from the grid to power moving vehicles is an established technology that has received too little notice in our efforts to exactly reproduce the conveniences of the now closing fossil fuel era.

Thus, while better batteries are going to continue to be developed, on-grid and grid-optional vehicles will be a key component of a petroleum-free, carbon-neutral transport system. Grid-powered vehicles are already a mature technology so no breakthroughs are required. Thus, if we are serious about getting off petroleum and cutting our carbon emissions, developing a system of transport attached to a grid increasingly fueled by renewable energy sources can function as a “parachute” until more compact, durable and cheaper systems of mobile electrical energy storage can be developed.

On-Grid Transport and Renewable Energy

Transport of people and goods is now precariously dependent upon the output from oil fields and to a lesser extent natural gas deposits, which contribute to climate change. Building out our existing transport infrastructure with tested and easily modified grid technologies, allows us to use the limitless energy of renewable energy sources to generate electricity and drive land-based transport starting today and extending into the indeterminate future. While there are drawbacks to tying transport to the grid, these disadvantages are dwarfed by the mounting problems and expense associated with oil-based transport fuels.

In addition, predicating our transport future solely on the development of mobile energy storage (batteries/ultracapacitors) is putting all our eggs in one, albeit a promising, basket. The batteries are here, sort of, but we have not yet mass-produced battery electric vehicles in quantities that we will require to address our transport needs. There is no question, on the other hand, that we have the technical capacity to build and use on-grid vehicles to address many of our transport needs with no breakthroughs and no exotic materials. On-grid vehicles are already doing much of the heavy lifting in the area of transport in many industrialized countries. Why for the sake of embracing the “latest” or the “new” should we turn our backs on success?

The more developed and economical battery or ultracapacitor technologies become, the less we would need to depend on on-grid vehicles. On the other hand, I don’t believe we are in a position right now to only choose one “perfect” seeming future solution to the massive climate and energy challenge facing us. The challenge is too great and there are multiple excellent alternatives that will enable us to move beyond fossil fuels.

Already, zero emission vehicle and energy systems are here and functioning, often without much fanfare. The trolleybuses and light rail system of San Francisco’s Muni use hydroelectric power to power them. Calgary’s C-train system (pictured above) buys wind-generated electricity to power its light rail cars. Other electric train systems may not draw power from such clean sources, but it is only a matter, then of building renewable generators and energy storage systems to power these systems as well.

Who’s Buying?

The publicity that battery developed and battery-dependent vehicles have generated relative to on-grid vehicles has a lot to do with the fact that we live in a society and economy that has been moved in the last 60 years towards individual and familial consumption and away from public infrastructure investment. In absolute terms, battery-based solutions deserve substantially more media attention than they get as, for example, the New York Times, the US “newspaper of record”, has been functioning essentially as a public relations arm for automakers marketing hydrogen vehicles. In the consumer market, powerful interests supporting biofuels and hydrogen fuel cells have overshadowed battery electric and plug-in hybrid electric vehicles (PHEVs/EREVs) in the media beauty contest to date. Still, in the world of electric transport, autonomous battery vehicles are the way that people prefer to imagine the future, as a battery electric vehicle, perhaps with quick-charge capability, will mimic what a fossil fueled vehicle would do.

If we rank the amount of media attention that the various electric transport alternatives receive, we put battery electric and PHEVs/EREVs first, then a distant second are new battery electric utility vehicles like trucks and, in last place, are electrified trains and trolleybuses, which, I suppose for the novelty-hungry press are considered “old hat”. This post, I hope will be one attempt to remedy this balance.

One element that reduces publicity for the on-grid alternative is that there are relatively few actual buyers for a massive transport infrastructure in even the best circumstances. Only governments or large private companies will invest in an electrified right of way for obvious monetary reasons as well as possess the legal right to build over or transform a route/road/railway of any length. There are also no giant companies that are yet significantly invested in building the electrical infrastructure, at least enough to suggest to the general public, governments or corporate buyers that this is an important solution for our energy and transport challenges.

While the existing grid-tied alternatives have not been fully brought into public consciousness, a fan-base exists for the sole new monorail-based technology called Personal Rapid Transit or PRT. Because of PRT’s newness and some other potential benefits, there are occasional articles that discuss this technology that will be installed at London’s Heathrow Airport to transport travelers to parking from Terminal 5.

Electrified Rail

The electrification of railways has for a century been the sign of the maturity of a rail route or railway system; the highest traffic routes in the world all tend to be electrified. If given the budget, most designers of rail systems would choose electrification over diesel. The electrification of a rail line costs more initially than simply building a non-electrified line but electric locomotives or “multiple unit” electric motorized trains (with motors in rail cars distributed throughout the train like many commuter trains and subways) are much longer lasting and energy efficient than train propulsion units that rely on internal combustion. Electric motors are simply more durable than internal combustion engines, which must endure millions of internal explosions throughout their lifespan. Electrification also allows for railways to use regenerative braking by returning electrical energy to the grid while braking; one train going down a hill can help power another train going up a hill. Electric locomotives are quieter, can be much more powerful, and, of course, do not emit any pollutants at the point of use.

Beyond the world of strictly electric locomotives there has been an interesting convergence of internal combustion engines and electric motors, that predated the recent convergence of these two types of traction in automobiles. Most fossil fueled locomotives are “diesel electric”, using a diesel generator to make electricity that drives the electric traction motors that turn the wheels. Some locomotives are “dual-mode” allowing the train to operate on either an electrified track or a nonelectrified track. Diesel electrics are the equivalent of a “serial hybrid vehicle,” while less common dual-mode locomotives are the equivalent of plug-in hybrids, using either a liquid energy carrier or electricity for locomotion.

There are two predominant systems for electrifying a railway: overhead wires and a third rail. Overhead wires are usually used for long-distance trains and for higher power applications while commuter and urban rail systems sometimes use the third rail. Other than higher voltages/power, overhead wires have the advantage of putting some distance between the electrical circuits and ground-based challenges including flooding or human interference. Third-rail systems are more compact and avoid the visual effect of overhead wires and towers over the railway. In the future, it may be possible to also use track-embedded linear induction motors that can propel railcars through the use of magnetic fields. An advantage of linear induction motors is that they would not pose the same electrocution danger as a third rail system, as electrical contacts are not exposed.

High speed rail, where trains travel in excess of 120 miles per hour (200 km/h) and as high as 200 miles/hour (320 km/h), can compete in terms of convenience and speed with airplane trips of up to 400 miles when all legs of a journey are considered. Europe and Japan now have fairly extensive high speed rail networks and there is now a proposal in California to build a high speed line from San Diego to San Francisco and Sacramento that at least theoretically could reach a maximum speed of 220 mph. High speed rail requires the building of special rail routes with very slight turns, low grades, smooth railbeds with welded rails. The fastest scheduled rail segment (of the French TGV) averages 173 mph (279 km/h) while the railed speed record also belongs to a specially prepared TGV that achieved 357 mph (574.8 km/h) in 2007 on an ordinary high speed route in France.

In America, where most areas are starting from a deficit of passenger rail options, the cachet of high speed rail projects may distract from building a functioning (electric) regional and commuter rail system where appropriate. With a wider dispersion of population such as in the West or between major business centers like New York and Chicago, high speed rail projects will be a more feasible and practical option. One could imagine, for instance a high speed line that ran from New York to Chicago with stops in Pittsburgh and Cleveland. On the other hand such a route would benefit from coordinated regional lines from surrounding cities, as well as a local train system. Because of the low friction of rails, ordinary express trains can maintain speeds of well over 100 mph on well maintained tracks which are fairly straight.

A systemic approach to rail is preferable to a sole focus on single marquee projects that advertise an intention but may overshadow equally useful regional and local rail projects. California’s High Speed Rail initiative is a good start but it is only the starting point for improving rail infrastructure in the West.

The electrification of trains does not in itself solve the multiple problems associated with transferring more people-moving and freight tasks from the roads onto rails. A railway can typically carry more freight or passengers per unit area than a road system yet a bi-directional dual track corridor is less flexible than a multilane highway, which can carry both passenger and freight vehicles. In the United States, railways are oriented mostly towards freight while in Europe, passenger rail predominates to the detriment of freight. As anyone who has traveled on Amtrak outside the Northeast knows, heavy freight and passenger traffic do not mix well on rails, so a stable solution would be to have separate passenger and freight tracks in most situations. High speed rail adds an additional set of tracks on routes where this is feasible. A high volume of rail traffic can also interfere with road traffic and interfere with surrounding communities unless grade separated and with pedestrian overpasses or underpasses.

Building more sets of rails, reviving existing rails, grade-separating road and rail and then electrifying those rails are all projects that require large public and/or private investment. The extent to which the United States or for that matter other advanced industrialized countries will pursue a strategy of pushing most transport onto rail will depend, in part on both the commitment to rails as well as a cost accounting of the alternatives and the need for immediate action on climate, energy and transport.

Magnetic Levitation (Maglev) Rail

While the land speed record for passenger rail is still held by the TGV, magnetic levitation rail holds out the possibility of trains that can cruise at a higher rate of speed than ordinary rail. While ordinary trains on well-maintained rails encounter very little friction as compared with wheeled transport on roads, magnetic levitation reduces to practically zero the friction of the train with the track by lifting the train up over the surface of a specially prepared track through the force of electromagnets that repel each other. It is not yet clear whether the additional expense and energy requirements of a maglev system have a significant enough advantage over a high speed rail system to warrant those one-time and on-going expenditures. The only maglev train in operation is a shuttle between Shanghai city center and Pudong airport, a 30 km (18 miles) trip that is covered in 7 minutes, 20 seconds, reaching at one point 267 miles per hour (421 km/hr). There is a controversial proposal that a maglev line be built between Disneyland in Anaheim California and Las Vegas, though such a project seems designed more as a tourist attraction than a replacement for either road or high volume air traffic. Maglev is yet another step into the realm of high profile newer technologies that while potentially promising, are even longer-term prospects than building a functioning rail network of any description.

New Electrified Urban and Commuter Rail

Even in the United States during the cheap fossil fuel era, some urban and commuter rail projects were built as a sign of urban revitalization and smart development efforts. While subways were usually built in the pre-1970 era of massive infrastructure projects, surface rail projects, sometimes called light rail have been built more recently in cities like Portland that were modeled on European street rail systems. These rail projects can operate both above and below ground, thereby blurring the distinction between subway and surface rail. Los Angeles’ Metro light rail system with underground and surface segments, which initially was considered by critics to be an expensive feel-good project, may start to become more useful to Angelenos as high oil prices start to take their toll.

While light rail is popular with commuters, there are controversies associated with it, including whether to grade-separate light rail from automobile traffic and pedestrians. While the initial selling point of light rail was its lesser expense than subways, grade separation adds considerable additional expense. A controversy in Los Angeles about a new line to the West Side, now splitting formerly allied transit advocates, illustrates some of the tough issues associated with the degree to which streetcars are integrated or separated from traffic.

The implementation of regional or suburban commuter rail on existing tracks would seem to be less expensive, though coordinating and balancing passenger traffic with freight traffic remains a challenge. The electrification of stretches of rail will require coordination between private freight companies that own the rights of way and the public agencies that now run US passenger rail.

Electrified Roadway Systems

Trolleybuses

Trolleybuses are one of the “sleeper” solutions to our climate and energy concerns in urban, suburban and even medium-sized towns. Almost any bus route can be turned into a trolleybus route with the installation of overhead wiring, making them substantially less expensive per mile to build than rail-based systems. Trolleybus systems were most popular in the middle of the 20th century and remain particularly widespread in cities of Central and Eastern Europe. The advent of cheaper and more flexible diesel bus systems led to a decline in trolleybuses which of course require the greater initial capital expense. In the US, trolleybus systems are operating in San Francisco, Seattle, Dayton, and Boston. Dayton has used electric public transport for now almost 120 years continuously.

Trolleybuses are ordinary buses with an electric motor instead of a diesel engine and twin trolley poles on top that connect the bus to the electric grid. Because electric motors have greater torque than equivalent diesel engines trolleybuses are well suited for very hilly cities and are equally good at flat stretches with excellent acceleration and high power-to-weight ratio. Negatives for trolleybuses, as for all transport systems using overhead wires, are the visual appearance of wires and designing the system to enable buses to pass each other. Transit riders also prefer riding smoother railed systems and while trolleybuses avoid the smell of diesel buses still share the ride quality of other buses. Also trolley poles can come off the wires requiring manual or automatic pole replacement. As climate and energy concerns rise in importance, the drawbacks of trolleybuses start to seem trivial or mere technical challenges.

Bus-Rapid Transit and Trolleybuses

Bus Rapid Transit (BRT) is a system that segregates bus traffic from other traffic, allowing buses to achieve average speeds closer to 20 mph including stops rather than the more typical 8 mph in regular traffic. BRT can be applied to any buses but if combined with Trolleybuses, BRT allows trolleybuses to achieve faster travel speeds through crowded urban and suburban streets than when intermingled with traffic. The much studied transit system of the Brazilian city of Curitiba makes extensive use of BRT.

Grid-Optional Road Vehicles

A very exciting area of growth despite little attention has been the development of “dual-mode” or hybrid road vehicles that can travel attached to the grid or can use a battery or diesel engine to travel independently of the grid for a few miles or many miles. Newer trolleybuses now have a battery pack that allows these buses to travel a few miles on battery power alone. Currently in operation in Boston is a dual mode diesel and electric trolleybus called the Silver Line, which travels from Logan Airport as a diesel bus then attaching within a minute to overhead wires to traverse a dedicated BRT/subway into the center city. While currently something of a novelty, this type of re-attachable vehicle will have a vast set of applications in a world of diminishing oil and rising climate concern. One can imagine long-distance trucks that take advantage of grid electricity on stretches of highway, detaching from the grid to make deliveries and then returning to use grid electricity on truck routes.

Electrified Highways

With grid-optional road vehicles that can detach and reattach to the grid either in staging areas or on the go comes the possibility for road-going dual mode trucks and buses to use the grid to travel long distances just as do trains but with greater flexibility. An electrified highway with overhead wires allows all-electric or dual-fuel large road-going vehicles to travel long distances without carrying large batteries. A challenge in such a set up would be maintaining voltage levels in such a wire as demand for power would be unscheduled unlike that experienced in a closed train or trolley system. The power management system as well as the attachment and reattachment devices for such vehicles would require some development and testing. Electrified highways could enable the continued usage to something approaching their capacity of existing highway infrastructure in tandem with railways in an era of ever more expensive fossil fuels.

Trolleytrucks

As suggested above, a trolley or pantograph can be mounted on any vehicle with a electric motor as a means to connect the vehicle to the grid for energy. Trolleytrucks have been used in urban delivery and in mining operations. If electric wires can be strung over or next to a field, tractors could use trolleys rather than batteries to do work in the fields. 18-wheelers and other long-distance trucks would be naturals for using a trolley, if catenary wires are strung over highways. An energy storage medium, either a battery or an electric generator using liquid fuel, an electric motor, and a trolley to tap into electric can allow any vehicle with tires to become a grid-optional vehicle.

Personal Rapid Transit

A new system of public transport has been under study for the last 20 years that seeks to combine the best of private vehicle use with public transport. Personal Rapid Transit or PRT uses advances in computer control and satellite navigation to create a system of automated 4-6 person lightweight vehicles or “pods” on an elevated or ground-based track that can be entered by passengers at a number of stations around a network-like system. Passengers then select a destination and the vehicle then takes them to the selected end-station. Personal rapid transit has, at least in theory, the potential to be one of the most energy efficient means of transporting people in suburban or dispersed urban areas, as vehicles are only activated and use energy when there is demand for them. By contrast scheduled mass transit can usually only achieve at best a load factor of 20-30%, meaning that on average 70-80% of seats are empty on buses, trams, and subways. Especially at off hours, mass transit will generally operate at low load factors.

By contrast PRT in theory offers the possibility for higher load factors and lower energy use, especially at off hours, as each “pod” might contain only 2 to 4 seats. PRT also offers the possibility for a variety of sizes of “pod” depending upon the size of the group, though this variety would add to the complexity of PRT stations. Theoretically PRT could approach a load factor of 50% and lower overall system energy use with 24 hour availability.

PRT however is a controversial concept as its advocates have often portrayed mass transit in pejorative terms that confirm the prejudices of individual vehicle owners that riding with strangers is a dangerous and unpleasant affair. In Austin, TX, advocates of a light rail system and those of a PRT system were diametrically opposed and highly critical of each others’ plans. The lack of experience especially with rush hour conditions make PRT plans seem at the moment more theory than practice. The idea that PRT would require a new system of suspended guideways at height of approximately 20 feet over ground might be more intrusive than the ground-level transit options it attempts to replace.

It may be that in a post fossil fuel age that mass transit and PRT might both have a place in an electric transit system. PRT’s strength at off hours may complement mass transit’s strengths at rush hours.

Pulling the Ripcord

Battery electric vehicles are coming and will enable a new age of sustainable automobility. However, it will be a long time before we can store anything close to the amount of energy in diesel fuel in the same weight and volume in a battery. To enable electricity and eventually renewable electricity to power transport as soon as we need it, an electric transport infrastructure that directly powers trains, trolleybuses, streetcars, and perhaps other work vehicles from the grid will enable commerce to continue without a dependence on scarce fossil fuels.

To do this, governments and large companies involved in transport need to start planning for and investing in the post-fossil fuel world. It requires a leap but, given the chaos that fluctuations in oil markets can deliver to our economy, the leap to an electric transport infrastructure is a necessary one. In California, we have an opportunity this fall to the take the first step, but this is only a first step on a long road. Government should take the lead, as building the transmission and distribution infrastructure for electric transport requires the reach and authority of government. On the other hand, supplier firms can help create markets for their products and services by alerting government officials to current and near-future technical possibilities.

Actress Kristin Scott Thomas Drives a(n electric) G-Wiz! June 11, 2008

Posted by Michael Hoexter in Green Marketing, Green Transport, Sustainable Thinking.
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On a Top Gear show aired last night on BBC America, the well-respected actress Kristin Scott Thomas (“The English Patient”, “Four Weddings and a Funeral”,  “Mission: Impossible”) confesses to the bloviating but funny Jeremy Clarkson that she drive the G-Wiz electric mini-car when she is in London.  This is a brave move on a show more tuned to the nuances that distinguish the Ferrari F430 from the Porsche 911 Turbo.  Of course it helps that Scott Thomas is beautiful, witty and able to discuss and comment on some less eco-friendly rides.

Her confession is also somewhat less daring or surprising in England, as the London Congestion Charge has stimulated the market for electric vehicles, especially the small low-speed electric vehicle class that we call “Neighborhood Electric Vehicles” or NEVs (If you are interested in finding out more about life with the NEVs in Britain check out the video blog “Danny’s Contentment”).  The G-Wiz, made by Reva, is not uncontroversial as it lacks many of the safety features of larger vehicles as it is classed as a “quadricycle”.  Despite not being an ideal EVs, the G-Wiz and other NEVs such as the Think! and the Kewet Buddy have gained a devoted following in Britain.  Having a G-Wiz or other, what the leaders and founders of Tesla Motors, call “punishment cars” have been functioning as status symbols of eco-awareness in Britain, not unlike how the Prius has functioned here in the last few years.

While Britons may be more likely to embrace a mini-car like the G-Wiz due to a history of smaller vehicles, higher fuel prices, a national love of quirkiness, and less huge vehicles on the road, a serious turn towards electric vehicles here in the US will see a rise in mini-cars here as well.  For one, the (gas-powered) Smart car has arrived and is gaining a small following despite decidedly mixed reviews.  More importantly, the inexpensive lead-acid batteries which these cars are built around will remain the cheapest option in batteries for a long time to come.

With, other than public transit where available, electrics being the only sound refuge from escalating gas prices, more Americans, I believe, will shed more of the large-car prejudices they have for simply being able to charge up and get around.

So I welcome the image of Hollywood and British film royalty getting in and out of small electric cars, even though there are, with the advent of more capable batteries, more capable and capacious electric cars coming down the pike.  Right now, I don’t think we can afford to celebrate ONLY the more technically advanced options, especially if we are serious about getting off petroleum.

20 Technologies to Save the Climate: Are Breakthroughs Mandatory or Icing on the Cake? April 9, 2008

Posted by Michael Hoexter in Efficiency/Conservation, Energy Policy, Green Building, Green Marketing, Green Transport, Renewable Energy, Sustainable Thinking.
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(With this post I’m skipping a little ahead of my series on the Renewable Electron Economy but policy debates are starting to heat up as we head into the election year. )

A recent controversy has sprung up around the criticisms of the UN’s Intergovernmental Panel on Climate Change (IPCC) by a group of fairly well-known analysts, who say the IPCC has severely underestimated the need for heavy investment in basic technology research to solve the climate crisis. In a piece called “Dangerous Assumptions” written for Nature magazine’s Commentary section, Roger Pielke Jr, Tom Wigley and Christopher Green say that “enormous advances in energy technology” will be needed to stabilize carbon levels in the atmosphere at somewhere near the target 450 ppm or below. This contradicts assertions by the Nobel Prize winning body of climate scientists that in fact we already have or soon will have the technology we need to reduce our carbon emissions to acceptable levels. Al Gore, who is due to expand upon his ideas for global warming solutions in upcoming months, has reiterated recently that we already have the technology that we need to meet the climate challenge.

In response to the Nature piece, Joe Romm, on his blog, Climate Progress, has written that Pielke Jr et al. are an example of a species that he calls “delayer-1000s” by which he means that these are people who would allow carbon dioxide concentrations to slide up to 1000 ppm or more than double current levels. Romm, a former Deputy Sec’y of Energy in the Clinton Administration, whose current mission is to popularize climate science and solutions to climate change is not averse to painting a vivid picture of what might happen under various climate scenarios. One would expect no less from the author of “Hell and High Water”, a view of what climate change has in store for us.

Romm has pointed out that Pielke and the physicist Marty Hoffert who has staked out a similar position are both affiliated with the Breakthrough Institute. As readers of this blog may remember, the Breakthrough Institute is the brainchild of controversial critics of the environmental movement, Michael Shellenberger and Ted Nordhaus who declared the “Death of Environmentalism” a few years ago. Romm has been critical of Shellenberger and Nordhaus for their propensity to attack the environmental movement and to advocate, long term research projects in ways that at least divert attention from taking immediate action on global warming. Their institute, after all, is named “BreakThrough” the point being they want to inspire government to invest heavily in long-range scientific research that they hope might lead to those technological breakthroughs.

The Big Question: Do We Have the Technology?

All personal disputes aside, the main question that is dividing Romm, Gore, the IPCC on the one hand and Pielke et. al. Hoffert, Shellenberger & Nordhaus and perhaps Google in its RE<C form on the other, is whether we, with our current technology or technologies that are in the research pipeline, can build essentially carbon neutral societies the world over within a period of approximately three to four decades. Three decades is a long time, so the notion that technology might be “frozen” at the current state of development is perhaps the first red herring that this controversy generates; within three decades new technologies will emerge in some form or other whether we have a policy for it or not. No one is suggesting that we NOT invest in research and development, though we are starting in the US at a point where much can be improved upon in the area of clean technology research.

The “Dangerous Assumption” that these critics of the IPCC are decrying is that a normal rate of technological improvement is inadequate to the task of cutting GHGs by 80% or more. Their favored policy recommendation is to have the (US) government invest massively in long-range research projects that contrasts with their critics’ emphasis on policies that speed the deployment of existing technologies. They make little positive mention of policy tools like carbon pricing or feed-in tariffs that are designed to speed the development of existing technology. The implication is that those who suggest policy drivers for deploying current technology are naïve and operating under a “dangerous assumption”. Another favored criticism that Shellenberger and Nordhaus tend to level at their opponents is that their opponents are acting/talking like the (tired, ineffective) environmental movement. Romm believes that those who support the Breakthrough concept are devaluing if not opposing immediate policy recommendations that target current technologies and current technology use.

What then is the current set of technologies that we already have or can expect to have within the next decade? I will give my account below of current and emerging technologies and list what their advantages are for reducing carbon emissions. The analysis below is represented in chart form <== or here. Following the Renewable Electron Economy scenario that I believe has the highest probability of success, I have ordered these in approximately descending order of overall carbon emissions reduction potential. Note that the order of these is approximately the reverse of the famous Vattenfall-McKinsey chart which lists the least expensive options first; here the keystone technologies of a completely carbon neutral economy come first, some of which are currently more expensive. (I am italicizing technologies in this list that overlap with previous listings in terms of their GHG reduction potential; I am putting those technologies that can act as carbon sinks in bold):

1) Combination renewable energy power plants – emerging technology that coordinates intermittent and periodic renewable electric generators (wind, wave, tidal, and solar photovoltaic or CSP without storage) with dispatchable renewables (biomass, hydroelectric, CSP with storage, and pumped hydroelectric) to serve electric load. (59% GHG reduction potential)

2) Concentrating solar thermal power (CSP) with 6 to 18 hours of thermal storage – existing and emerging technology can reduce coal use for electricity generation by 85%-90% in areas up to 2500 miles away from the world’s deserts. (45% GHG reduction potential)

3) Photovoltaic cells – existing and emerging technology that is deployable in distributed energy, remote settings. (25% GHG reduction potential)

4) Forest preservation, restoration and expansion – existing and emerging technology to fix atmospheric and newly emitted carbon dioxide; reduce emissions from deforestation. (>18.2% GHG reduction potential)

5) Wind turbines – existing technology that may be able to cover as much as 33% of electricity demand with appropriate grid integration. (15% GHG reduction potential)

6) Modularized construction of buildings with ultra-high efficiency/Passivhaus concept – reduction of 85% of space conditioning energy use. (12% GHG reduction potential)

7) Electrification of Rails and Roadways – Rail and road electrification is an existing technology that can be extended to more large vehicle traffic in regional and intercity routes (11% GHG reduction potential)

8 ) Biomass pyrolysis and biocoal burial – an emerging technology that generates a bio-oil and carbon rich “bio-coal” or charcoal that when buried fixes carbon for hundreds of years. Reduces production of energy from biomass in exchange for fixing carbon. Biocoal can act as a soil enrichment. (>10% GHG Reduction potential)

9) Batteries/Ultracapacitors with 200 Wh/kg energy density or greater/variety of chemistries – allow 90% of local and regional traffic to be electrified reducing transport energy use by 70% or greater (>9% GHG Reduction potential)

10) Biomass-fired power plants- an existing technology that with carbon capture could act as a carbon sink; dispatchable and can back up wind or solar generators. Require policy regulation to ensure non-competition with agriculture for food. (6% GHG Reduction potential)

11) Vehicle Recharge Infrastructure – existing infrastructure in detached houses, emerging in public areas; emerging quick charge infrastructure. Enables battery electric vehicles or plug in hybrids to extend all-battery range indefinitely (4% GHG Reduction potential)

12) Voluntary Veganism – vegans eat no animal products so if people go on a vegan diet for 5 days/week or more we would reduce a massive amount of GHGs. The figures from WRI I used attribute 5.1% GHGs to livestock but I have seen figures as high as 18% of global GHGs are attributable to livestock. Numerous environmental benefits are attributable to plant-only agriculture though there is and will be massive resistance to forgoing meat and milk products (including from me). I quite like meat and cheese though I did have a pretty tasty vegan meal at Café Gratitude not too long ago; this technology can be further developed by chefs and by consumers. (>4% GHG reduction)

13) High efficiency lighting/daylighting – High efficiency fluorescent lighting, daylighting, tubular skylights are here, LEDs and fiber optic daylighting are emerging cutting >75% of lighting energy over incandescents (4% GHG reduction potential)

14) Sustainable biofuels – Cellulosic ethanol is an emerging technology – because of our current liquid fuels paradigm much touted and over-hyped. To be sustainable require strict policy oversight or voluntary certification – in the Renewable Electron Economy would fuel air and sea transport along with bio-oil. (3% GHG reduction potential)

15) Wave and tidal power – Existing and emerging RE generation technologies (3% GHG reduction potential)

16) Electric Arc Heating/Biocoal – Electric arc furnaces already are used in melting steel scrap and a similar principle or biomass substitutes could be used in high temperature industrial applications in place of coal and natural gas (2% GHG reduction potential)

17) Magnetic Induction Heating – Existing technology allows for hyperefficient stovetop cooking with electricity; future applications may allow for more efficient electric ovens. (1.75% GHG reduction potential)

18) Syngas waste to energy – Generation of a syngas from municipal waste avoids the formation of dioxins and other toxins; emerging technology can reduce waste by 95% entirely avoiding methane emissions (substituting less potent carbon dioxide) and reducing the need for landfill space except for separated toxic metals, producing dispatchable electricity from the combustion of the syngas in a gas turbine (>1.5% GHG reduction potential).

19) Methane harvest from sewage – capturing methane to generate power or fuel vehicles from sewage (CH4 to CO2) (>1.0% GHG reduction potential)

20) Enhanced telecommunication technologies/holographic presence – reducing business travel by 75% – extension of Internet/videoconferencing capabilities. (>0.5% GHG reduction potential).

These by the standards of 2008 exciting but in no way futuristic technologies deployed on a global scale have the potential to reduce our GHG emissions by at least 93.7% with little effect on end user “utility”. The most significant change in end use, and perhaps the most challenging, is the voluntary (or incentivized) reduction in the use of animal products.

The conclusion then to be derived from this analysis is that we do not NEED radical new technologies to reduce GHGs very substantially, especially if we follow the Renewable Electron Economy model and are willing to invest as a government AND a society in clean technology. Such innovations might be nice to reduce costs or ease the transition but they are not necessary.

Therefore it would seem that Pielke et al. and their supporters’ assertions would seem to be more lobbying for gee-whiz science projects rather than scientific analysis.

Potential Criticisms of This Model

1) I am using year 2000 data that may be no longer reflective of current emissions or future trends.

a. Response: These technologies are mostly highly scaleable so that more or less of them could be deployed in response to changes in GHG emissions profile

2) Veganism is a substantial sacrifice for most inhabitants of the developed and rapidly developing worlds

a. Response: If this is a planetary emergency, some sacrifice of personal utility may eventually seem like a rational response. Even if people choose a reduced meat/dairy diet, which will have substantial GHG benefits, they will not lose the taste experience or dietary benefits of these foods. This remains by no means a high tech or inaccessible solution and culinary giants might even improve the technology through inventive use of vegan ingredients.

3) The numbers I am using for GHG reductions are guesstimates.

a. Response: Each of these technologies substantially reduces GHGs in each of the major acknowledged GHG sectors; most can be scaled up or down with fairly wide latitude, even accounting for a 30% increase in global population.

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Do These Roads Diverge?

If what I have laid out here is anywhere close to being a realistic assessment of existing and emerging technologies, the course of action is pretty obvious: get as many of these technologies in deployment as soon as possible. Pricing may be higher in the beginning, which could be shouldered by richer countries but then economies of scale in manufacture will bring many or all of these within reach of some of the rapidly developing countries that are the focus of concern.

I believe the strongest policy combination is some form of carbon pricing with the addition of performance based incentives, such as feed in tariffs to promote key technologies more rapidly than the politically acceptable carbon price will allow.

Research and development is not excluded from any policy recommendation but the emphasis on technology investment almost to the exclusion of contemporary policy drivers is a curious phenomenon. Research and development, be it at current levels or at levels 50 or 100 times as high, is a traditional role for the US government and is no departure from business as usual.

Will an Emphasis on R&D Lead to Delay?

Rather than resort to name-calling, there is a very serious issue here that has been lent extra urgency by the publicity lent to Pielke’s/Breakthrough’s position through its publication in the prestigious Nature journal.

As I state above, Breakthrough/Pielke are packaging their position as heterodox and daring when in fact it is a simple restatement of a very common position that the US government has occupied throughout the last half century: the funder of basic and applied research in the sciences and energy. Maybe the AMOUNTS that Pielke/Breakthrough are asking for are larger and are applied to a new theme (solutions to climate change) but the format and relationship of government to constituency are the same.

The folk at Nature may have felt that as it is a plea for more money for research it is a natural fit for their science journal. However, they may not have been in a position to evaluate how uninspired the Pielke piece is in terms of its actual policy recommendations.

Nordhaus and Shellenberger, the founders of BreakThrough, seem to be laboring under the belief that their advocacy of more money for research is a break from the past and perhaps it is a break from THEIR past. They have made a great deal of their differences of opinion with leaders of the environmental movement and, in a way, are more likely to discount anything that agrees with the consensus of that movement. Thus they are able to occasionally get publicity from the wider media world as they “turn state’s evidence” against their former colleagues. In a way, Joe Romm, by attacking Nordhaus and Shellenberger is continuing to play into this game.

Whatever their motivation, if someone were to consult Nordhaus and Shellenberger as policy experts, they would get the distinct sense that all the action is with R&D investment and carbon focused policy instruments are at best dull necessities.

If a policymaker came away with that impression, I believe there would be a lost opportunity to create policy drivers that incentivize accelerated deployment of existing technologies.

Apollo Project or Liberty Ships?

Furthermore, there is a tiresome formula into which the S&N recommendations as well as the public face of Google’s RE<C fall into: that technology advances are about what might be called ecstatic gee-whiz moments of wonder, of dramatic breakthroughs. The microelectronics and the biotechnology revolutions have, I believe, spoiled the public, investors and commentators into thinking that innovations occur in an accelerating crescendo. A study of renewable energy flux, along with its synchronization and storage problems leads us to the conclusion that the creation of large industrial scale operations to build large numbers of renewable generators and install them more efficiently will be a much bigger portion of the renewable energy revolution than the micro-world of molecules and atoms. Yes, there are admirable and elegant designs and inventions that have already occurred and that will occur in the future, but there will also need to be large scale deployment and manufacturing in a way that hasn’t been seen here since the second world war.

In a way, the beguiling high-tech metaphor of the Apollo Project, which Nordhaus, Shellenberger and others drew upon in founding the Apollo Alliance, is a little misleading. Apollo rockets were one or two of a kind, though obviously some of the technologies were later commercialized in larger numbers. What we are talking about more is the far more profound and economically stimulative wartime mobilization of WWII where one had both a Manhattan project going on and the broad participation of the population in accelerated wartime production. In fact, as impressive as some of the achievements of the Apollo project were, the manufacturing techniques that enabled shipyard workers to build a complete Liberty Ship, on average in 42 days through pre-fabricated assembly of ship parts will be just as or even more crucial than more glamorous inventions of the past half century.

To drive this scale of production, there will not only need to be government involvement but also stimulation of private actors through regulation and market incentives to move this process forward. To push all of the action off on R&D and government spending is not to grasp the need to drive change, in the most effective and forward-thinking way, in the entire economy.

With adequate information about the dangers AND opportunities we face both economically and ecologically, more and more people will realize that cleaner and better energy and energy services will need to be paid for. While Romm seems to shy away from embracing the fundamental break with what I call the Cheap Energy Contract, Nordhaus and Shellenberger are still obeisant to the assumption that people in the US will not be willing to pay more for energy in order that it become both a source of employment and profit for them and their neighbors and free us from some of the geopolitical problems we have blundered into.

I believe this attitude of remaining entirely supine in front of our own wishes for cheap stuff is unsustainable for us as an economy; eventually we will need to be willing to or required to pay each other for our work and pay for a cleaner environment rather than continue to pay more and more for our fossil fuel addiction.

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