“The stone age didn’t end because we ran out of stones, and the oil age won’t end because we run out of oil”

Sheik Yamani once famously said “the stone age didn’t end because we ran out of stones, and the oil age won’t end because we run out of oil”.

Reed Landberg, writing for Bloomberg, describes the key trends that will lead to the end of the oil age, sooner than we thought even a few years ago.  Demand growth in the US has disappeared, efficiency of vehicles is up, and new technologies (particularly electric vehicles and fuel cell vehicles) are building momentum quickly.  The most important graph from this article is the one I reproduced above, which shows cost reductions in solar photovoltaic modules and lithium ion battery packs.  Costs for both technologies are coming down at a furious pace (down more than 20% for each doubling of cumulative production).  If the growth in demand for these technologies proceeds at anywhere near the recent historical pace, those learning rates should allow for significant further cost reductions, a virtuous cycle in which everyone except for the oil companies wins.

Read more…

New Nature Climate Change article on recent progress in electric vehicle batteries

One of the biggest issues affecting the viability of electric vehicles is the cost of battery storage.  A new article in Nature Climate Change explores the recent data on the cost of batteries, finding an average rate of decline of about 8% per year since 2006 and a learning rate (the percentage decline in per unit cost per doubling of cumulative production capacity) of between 6 and 9%.  With production of such batteries growing rapidly, the decline in costs per unit in the next few years should be substantial.

For comparison, the learning rate for solar photovoltaics has been about 20% for several decades, and the cost per watt of solar panels fell by about two thirds from 2008 to 2013.

I’ve reproduced Figure 1 from the article above.  There is always a lot of uncertainty with such data, because so much of it is proprietary, but this article does a good job of trying to make those data comparable.

Read more…

Our article, “Efficiency's brief reprieve:  Moore's Law slowdown hits performance more than energy efficiency”, is in IEEE Spectrum this month

I and Sam Naffziger of Advanced Micro Devices just published a short article in IEEE Spectrum’s April 2015 issue, which happens to be the Moore’s law 50th anniversary issue.

Here are the first couple of paragraphs:


The graph posted above summarizes the main story, which is that peak output efficiency, which doubled every 2.7 years after 2000, is expected to continue on that pace through 2020, based on the AMD processor roadmap.  The metric we call “typical-use efficiency”, on the other hand, which takes account of ever lower standby power modes, should see a faster rate of improvement.  From 2008 to 2020 the rate of change in typical-use efficiency (according to AMD data)  will result in about a doubling of efficiency every 1.5 years, which is similar to that for peak output efficiency in the half century preceding the year 2000.

We’ll have a longer version with more graphs and explanation posted soon.

Read more…

MIT short course on “Sustainability:  Principles and Practice” is being offered July 27-31, 2015

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A colleague of mine at MIT, Noelle Eckley Selin, along with some of her other colleagues, will be offering a 4 day short course on Sustainability:  Principles and Practice on July 27-31, 2015.

Here’s the course overview:

This course will introduce participants to the goals, principles, and practical applications of sustainability from science/engineering, policy, and business perspectives. Many organizations, companies, and institutions are increasingly interested in conducting their activities while becoming more sensitive to environmental, social, and other concerns over a longer-term future. Sustainability has many definitions and includes environmental, social, and economic dimensions. In this course, we will examine the major environmental issues and trends happening in modern society from a scientific and practical perspective, including energy and resource use, pollution, climate change, water, and population. Conceptual definitions of sustainability will be introduced and discussed and sustainability plans from organizations and institutions will be examined and critiqued. The course presents practical skills for participants in the area of integrating sustainability into business practices, operations, policies, and research and development through a day of dedicated case studies. The course emphasizes sustainability in all its dimensions, including all “three E’s” of environment, economics, and equity. New research will be presented by faculty working in the area of sustainability science and engineering at MIT.

The class looks like a great intensive introduction to the application of sustainability in business.  Check it out!

A wonderful speech that calls out the incongruity of the oil industry’s position on climate

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In perusing this recent post on Skeptical Science, I found a link to a terrific speech by a former UK diplomat (John Ashton) about the oil industry’s position on climate change.  He is responding to a speech by Shell CEO Ben van Burden, and it’s really worth a read.

Here are a few key paragraphs:

The summary that accompanies the published text of your speech also catches the eye.
It anticipates an “energy transition”. But it foresees no change “in the longer term” in the drivers of supply and demand for oil. And it urges the industry to “make its voice heard” at the COP21 climate conference. This would add “realism and practicality” to a conversation from which, by implication, these attributes are currently lacking.
In other words, the energy transition to come will be an unusual kind of transition. It will have no structural consequences for the energy system itself, or at least for the markets on which your business model depends.
Read more…

It has been clear for awhile that the fossil fuel industry (and many policy makers) don’t seem to understand the implications of the 2 C warming limit for their businesses and policies.  We can’t burn it all, but the industry is making plans as if they can.  Eventually (sooner rather than later) reality will intrude, and trillions of dollars of fossil fuel assets will be stranded.  Don’t say we didn’t warn you.

Energy efficiency is disrupting the traditional electric utility business model in the US

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Here is a must read data analysis from my friends at CO2 Scorecard for those interested in what’s happening in the US utility industry.  Electricity demand growth has slowed to zero in the past half decade, which is the culmination of long term trends associated with the implementation of efficiency policies, shifting production to less energy intensive industries, off shoring of some manufacturing, and other factors.  The implication is that utility profits, which traditionally depend on growing electricity use, will not be rising anytime soon.

Here’s the summary:

We have reached a tipping point in America’s power sector. An industry that has sustained itself on Americans’ growing power demands has suddenly seen demand drop. This is making it difficult for US power utilities, under their current model, to turn a profit. What’s more, this is not a new trend. Using a time-series filter, an analysis of forty years of monthly end-use electricity data exposes a twenty-five year trend during which energy efficiency has steadily chipped away at the total electricity use in the US.
This would signal a pending contraction of the power generation sector, but seasonal, cyclical fluctuations are making it impossible for power providers to scale back. Increasingly warm summers in the US, combined with a demographic shift towards warmer states, have caused demand for electricity to actually increase during peak seasons.
The two diverging long-term patterns—falling electricity use and the increasing peak load—create a perfect storm for the finances of utility companies. While warmer summers require utilities to maintain generation capacity, warmer winters and energy efficiency starkly reduce demand the rest of the year, cutting into utility companies’ cash flow and bottom line.
This may be good news for consumers who watch their electricity bills drop, but it’s a real problem for power companies. If trends persist, they will be forced to increase the price of electricity to cover costs. But increased price will only strengthen the incentives for more electricity conservation and boost the demand for rooftop solar with net metering.
We see this action-and-reaction as a disruptive force that could trigger radical reform of the power sector’s obsolete business model.

Read more…

John Holdren’s keynote talk on climate change at the Carnegie Endowment,  March 10, 2015

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Me and John Holdren, March 10, 2015 (I should have fixed my tie!)

The professor who had the most influence on me as a graduate student at UC Berkeley (after my main thesis advisors Art Rosenfeld and Tony Fisher) was John P. Holdren, who now heads up the President’s Office of Science and Technology Policy (OSTP).   In 2008, he was good enough to write the forward to the 2nd edition of my book Turning Numbers into Knowledge, which you can download here.

John graciously accepted an invitation from me and Jessica Matthews at Carnegie to keynote the VIP dinner that occurred on March 10, 2015, the night before we unveiled the Oil Climate Index. John’s summary of the climate problem and key policy implications is second to none, and I wanted to share his talk.  It will be posted to the OSTP and Carnegie web sites soon, but since I can move a bit faster, I posted it below.

Download a PDF of the slides for this talk.

Carnegie’s Oil Climate Index, unveiled yesterday in DC

My coauthors and I just released the initial report about our Oil Climate Index (OCI), which estimates using public data and open source models the total lifecycle greenhouse gas (GHG) emissions from different oils.  Where the oil is discovered, how it is extracted, how it is transported, and how it is refined all make a huge difference in total GHG emissions.  In our initial set of 30 oils, we found that the highest emissions oil had 80% higher emissions than the lowest emissions oil.

That difference is big enough to matter, and that means investors and oil companies can affect their greenhouse gas emissions by the choices they make.

Here are the key “next steps” that emerged from the report:




The second phase of the OCI, which will be finished this summer (2015), will result in an additional 20 oils being added to the analysis, for a total of 50 oils from all over the world.

Here’s the full reference:

Gordon, Deborah, Adam Brandt, Joule Bergeson, and Jonathan Koomey. 2015. Know Your Oil:  Creating a Global Oil-Climate Index. Washington, DC: Carnegie Endowment for International Peace.  March 11. [http://goo.gl/Jly9Op]

The Tech Nation Interview on my book Cold Cash, Cool Climate from 2012

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I spoke with Tech Nation host Moira Gunn about my book Cold Cash, Cool Climate:  Science-based Advice for Ecological Entrepreneurs back in May 2012, and have finally gotten access to the recording so I can post it (it’s accessible via a Creative Commons license, but I had difficulties linking to it on the Tech Nation web site).  I was very happy with the interview, in which I explained why I think the climate problem is big, urgent and misunderstood, and why entrepreneurs are key to solving the problem.  At about 29 minutes in I talk about the Clean Web movement and why it’s a great example of entrepreneurial innovation.   Moira is great at drawing out key themes in complex technical topics, and I had a lot of fun chatting with her.

Listen to the 2012 interview here.

Online class, starting September 14th, 2015: Management essentials for transforming enterprise IT

Cern datacenter

Photo credit: By Hugovanmeijeren (Own work) [GFDL or CC-BY-SA-3.0-2.5-2.0-1.0], via Wikimedia Commons

Update:  This class was originally scheduled for March 9th, 2015, but we haven’t met our student signup goals, so we’re postponing the class to Sept 14th 2015, and revisiting our marketing strategy. Please email me with any questions.

I’ve been struggling for years to convince executives in large enterprises to fix the incentive, reporting, and other structural problems in data centers.  The folks in the data center know that there are issues (like having separate budgets for IT and facilities) but fixing those problems is “above their pay grade”.  That’s why we’ve been studying the clever things eBay has done to change their organization to take maximal advantage of IT, as summarized in this case study from Fall 2013:

eBay: A Case Study of Organizational Change Underlying Technical Infrastructure Optimization

That’s also why I’ve worked with Heatspring to develop the following course, which I’ll be giving for the 2nd time (with a slightly modified title) starting next week:

Upcoming online class (March 9 to May 1, 2015)–Management essentials for transforming enterprise IT.

Here’s the course description:



I’m excited about this class, but need more signups.  Please spread the word by alerting upper level management in the company where you work.  You can use this shortened link to the course page for convenience: http://goo.gl/K4kJG2

Climate academic probed by Congress falsely charges colleagues with Conflict of Interest

Some colleagues and I wrote an article that appeared on the Huffington Post yesterday, responding to unfounded charges by one of the scientists from whom Congress has requested more information about his funding.

The short summary:  Don’t impugn the integrity of other researchers when you haven’t done your homework, and don’t say things that aren’t true.

Here’s the intro paragraph:

Roger J. Pielke, Jr.

Read more…

Addendum:  I’ve just learned that Professor Pielke has apparently retired from the world of Climate Policy, on the same day that our response was posted.  The timing is no doubt a coincidence, but it may mean that we won’t hear back from him about our request.  Someone posted a link to our response on his final blog posting.  We’ll see if he responds.

Our new oil-climate index will be released in Washington, DC on March 11, 2015

Oil is changing. Tight shale oil, oil sands, heavy oils, ultra-deep oils, depleting oils, oil shale, and an expanding array of hydrocarbons are vying for market share. Consumers may not notice the transformation—aside from recent price fluctuations, little appears to have changed at the gas pump. But behind-the-scenes, the oils themselves, how they are extracted and processed, and the products into which they are made, are shifting in substantial ways.

These changes raise important questions: What are the characteristics and properties of these oils? How do they compare to one another in terms of their climate impacts?

The Carnegie Endowment for International Peace, Stanford University, and the University of Calgary have developed the first-of-its-kind Oil-Climate Index, modeling these complex interactions. These open source data and models will shape how consumers, investors, industries, NGOs, and policymakers approach current and future oil production, refining, and consumption.

I worked on this project with my colleagues Deborah Gordon (Carnegie Endowment for International Peace), Joule Bergerson (University of Calgary), and Adam Brandt (Stanford University).

Here are the details on the upcoming event:

Oil-Climate Index Release Event




You can get more details at this link.  Let me know if you’d like to attend!

New data on ocean warming: it keeps getting hotter

John Abraham has a summary post on the Guardian website describing the recent data on ocean temperatures, and it’s a doozy.  Here’s the graph of ocean heat content since before 1960, and it shows substantial increases since 1990.

About 90% of recent warming is stored in the oceans, so this result is consistent with the well established scientific fact that the earth has warmed substantially in recent decades.

Abraham sums it all up nicely:

So when we look back on 2014 and the records that fell, it gives us some pause about the so-called pause (hat-tip to Dr. Greg Laden for that phrase). Some people tried to tell us global warming had “paused”, that it ended in 1998, or that the past 15 years or so had not seen a change in the energy of the Earth. This ocean warming data is the clearest nail in that coffin. There never was a pause to global warming, there never was a halt, and the folks that tried to tell you there was were, well, I’ll let you decide. For me, the facts speak for themselves.

Indeed they do!

Big (but not surprising) news: 2014 was the hottest year on record, according to NASA and NOAA

Climate Progress gives a useful summary of today’s big news, which is that 2014 has just been declared the hottest year on record by NASA and NOAA. A post on Climate Nexus also gives deep and important context about the new temperature record.

I hope this development finally puts to rest the incorrect notion that there’s been a pause (Professor Michael Mann calls it a “faux pause”) in global warming.  That result is made clear in the graph below, which shows decadal average temperatures since 1880.

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The 1980s were the hottest decade on record.  Then came the 1990s, which became the hottest, and then the 2000s were the hottest.  Now we’re on track for the 2010s to be the hottest decade on record.  If the averages keep going up, the temperature has to be increasing over time.  It’s just math.

The reason why some observers argued that global warming was slowing down is because of cherry picking of data.  The year 1998 was an exceptionally hot year, because it was a record El Nino year, but those arguing for a pause deliberately chose that year as the basis for their argument.

The website Skeptical Science shows the climate escalator, contrasting the way cherry pickers view the data and the way realists view the data.  Those graphs are embodied in the GIF below.

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The critical thing about 2014 is that we don’t yet have an El Nino (although one may be declared in 2015).  When you separate the El Nino, la Nina, and neutral years, the warming trend becomes crystal clear (Graph courtesy of Skeptical Science).

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It’s also important to understand that the climate varies over time, and that even a decade of data isn’t enough to determine a true trend.  We now have more than 4 decades of data (starting in the 1970s) that is consistent with a rapidly warming earth, driven by emissions of greenhouse gas emissions and other human induced changes.  It’s therefore time for contrarians to give up the idea that climate hasn’t warmed since 1998.  Global warming, driven by human activities, continues unabated.

Now we just need to start abating it.

My oped, out this week: "On climate we're in a hole. Let's stop digging"

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I just had an oped on climate accepted by the McClatchy-Tribune News service, and it was picked up by at least 15 regional papers, including the Sacramento Bee (California), The Wichita Eagle and Kansas.com (Kansas), The Charlotte Observer (North Carolina), News OK (Oklahoma), Kentucky.com (Kentucky), Albany Times Union (New York), and North Jersey.com (New Jersey).

My friends at Climate Nexus, who successfully pitched the article, say this is excellent pickup for an oped like this (and a few more papers may follow in the next day or two).  Philip Newell and Dianne Saenz were also helpful in guiding the article towards the right focus (on how we get out of this hole we’ve dug ourselves into).

Here’s the oped, along with the footnotes supporting the claims I make there.  The opeds themselves as published don’t have the footnotes of course, but having them online may be useful to some who want to dig into my conclusions.

________________________________________________________________

On climate we’re in a hole. Let’s stop digging

Jonathan Koomey, Ph.D.

The Intergovernmental Panel on Climate Change (IPCC) just released its Fifth Assessment Report, summarizing the state of climate science and solutions. The report reinforces previous findings that the earth is warming, humans are primarily responsible, and rapid reductions in emissions are urgently needed.[i]  Our current emissions trend increases substantially the risk of costly, dangerous, irreversible, and potentially catastrophic changes in the global life support systems upon which we all depend.

We’ve dug ourselves into a deep climate hole.  Despite ever more dire warnings, greenhouse gas (GHG) emissions have grown 42% since the IPCC’s first assessment report in 1990.[ii] Preserving a safe climate means turning global GHG emissions down this decade and reducing them rapidly in absolute terms over the next 40 years, even as GDP and population increase.[iii]   It also means keeping three quarters of proved reserves of fossil fuels in the ground, or safely storing the emissions from burning those fuels.[iv]

The science summarized by the IPCC gives clear guidance for what to do next:

Stop new digging.  The more high-emissions infrastructure we build now, the more we’ll have to scrap in coming decades,[v] so let’s stop building it as soon as we can.  That means no new coal-fired power plants, no new shipping terminals to move coal overseas, no more pipelines or rail lines to unconventional oil supplies, and no drilling for oil in the soon-to-be ice-free Arctic.  It will be difficult to stop these projects, but once built, they will be even harder to shut down.  Better to not build them in the first place.
Charge the full cost of digging.  To stabilize the climate, we need policies consistent with a low emissions world (like those now in place in California), including prices on greenhouse gas emissions and other pollutants, as well as vigorous enforcement of existing and even stricter safety and environmental regulations. That also means ditching the “all of the above” energy strategy in the US, where fossil fuels are supported on a coequal basis with non-fossil sources of energy.[vi]  Subsidies for fossil fuels need to disappear.[vii]  Mountaintop removal coal mining[viii] and single-bid auctions of fossil fuels on public lands[ix] need to stop. And bonding requirements for US natural gas drilling companies, last set in 1960 and never adjusted for inflation, need to increase substantially.[x]
Climb out with alternatives. Existing clean energy technologies already offer many opportunities in both developed and developing economies, and costs are dropping fast. Wind generation is now competitive with conventional sources[xi], even without counting the latter’s pollution costs[xii], and solar is not far behind[xiii].  Deploying distributed renewable electricity in microgrids is often cheaper than extending the central electric grid in the developing world.[xiv] Energy efficiency remains the cheapest, cleanest, fastest emissions reduction resource, with innovation (especially in information technologies[xv]) delivering more and better efficiency options with each passing day.[xvi] Retrofitting existing hydro facilities is simple and cost effective.[xvii] Cogeneration of heat and power remains underused.[xviii]  And if the nuclear industry can build plants as quickly, as cheaply, and as safely as they say they can, that technology might also help.[xix]

Surviving this stage of human development means we’ll need to evolve as a species to learn how to face challenges like this one, trying many things, failing fast, and doing more of what works and less of what doesn’t.  We’ll need to foster rapid innovation, fierce competition, and active coordination, all at the same time. We’ll also need to reassess our responsibilities to each other, to the earth, and to future generations.  And we’ll need to explore innovations in our values, our behaviors, and our institutions, which can be as powerful as those for new technologies in opening up possibilities for the future.

Today’s technology now allows us to move past combustion in most applications, but scaling it up to meet the demands of a modern industrial society won’t be easy.  Of course, not doing so will be harder still, because of the damages unrestricted climate change will inflict on the earth and on human society.[xx]

The new IPCC Synthesis Report shows how to climb out of this hole.  But first we need to stop digging.

Author’s biography

Jonathan Koomey, Ph.D, is a Research Fellow at the Steyer-Taylor Center for Energy Policy and Finance, Stanford University, and author of Cold Cash, Cool Climate:  Science-based Advice for Ecological Entrepreneurs


[i] http://www.ipcc.ch

[ii] http://cdiac.ornl.gov/GCP/carbonbudget/2014/

[iii] Koomey, Jonathan G. 2012. Cold Cash, Cool Climate:  Science-Based Advice for Ecological Entrepreneurs. Burlingame, CA: Analytics Press. [http://www.analyticspress.com/cccc.html]

[iv] Koomey, Jonathan G. 2012. Cold Cash, Cool Climate:  Science-Based Advice for Ecological Entrepreneurs. Burlingame, CA: Analytics Press. [http://www.analyticspress.com/cccc.html]

McKibben, Bill. 2012. “Global Warming’s Terrifying New Math.” In Rolling Stone Magazine. July 19. pp.  [http://www.rollingstone.com/politics/news/global-warmings-terrifying-new-math-20120719]

Gore, Al, and David Blood. 2013. “The Coming Carbon Asset Bubble.” The Wall Street Journal (online).   October 29. [http://online.wsj.com/news/articles/SB10001424052702304655104579163663464339836?mod=hp_opinion]

[v] Steven, J. Davis, and H. Socolow Robert. 2014. “Commitment accounting of CO 2 emissions."  Environmental Research Letters.  vol. 9, no. 8. pp. 084018. [http://stacks.iop.org/1748-9326/9/i=8/a=084018]

Luderer, Gunnar, Robert C. Pietzcker, Christoph Bertram, Elmar Kriegler, Malte Meinshausen, and Ottmar Edenhofer. 2013. "Economic mitigation challenges: how further delay closes the door for achieving climate targets."  Environmental Research Letters.  vol. 8, no. 3. September 17. [http://iopscience.iop.org/1748-9326/8/3/034033/article]

Koomey, Jonathan G. 2012. Cold Cash, Cool Climate:  Science-Based Advice for Ecological Entrepreneurs. Burlingame, CA: Analytics Press. [http://www.analyticspress.com/cccc.html]

[vi]http://www.whitehouse.gov/blog/2014/05/29/new-report-all-above-energy-strategy-path-sustainable-economic-growth

[vii] http://www.worldenergyoutlook.org/resources/energysubsidies/

[viii] http://www.smithsonianmag.com/ecocenter-energy/mining-the-mountains-130454620/?no-ist

[ix] http://thinkprogress.org/climate/2013/08/21/2499291/obama-major-coal-sales/

[x] Davis, Lucas. 2012. Modernizing Bonding Requirements for Natural Gas Producers. The Hamilton Project. Discussion Paper 2012-02.  June. [http://www.hamiltonproject.org/files/downloads_and_links/06_bonds_davis.pdf]

[xi] http://thinkprogress.org/climate/2013/02/10/1566881/in-australia-wind-power-is-already-cheaper-than-fossil-fuels-and-solar-is-right-behind/

http://thinkprogress.org/climate/2014/07/22/3462852/onshore-wind-cheapest-denmark/

[xii] Muller, Nicholas Z., Robert Mendelsohn, and William Nordhaus. 2011. "Environmental Accounting for Pollution in the United States Economy."  American Economic Review vol. 101, no. 5. August. pp. 1649–1675. [https://www.aeaweb.org/articles.php?doi=10.1257/aer.101.5.1649]

Epstein, Paul R., Jonathan J. Buonocore, Kevin Eckerle, Michael Hendryx, Benjamin M. Stout Iii, Richard Heinberg, Richard W. Clapp, Beverly May, Nancy L. Reinhart, Melissa M. Ahern, Samir K. Doshi, and Leslie Glustrom. 2011. "Full cost accounting for the life cycle of coal."  Annals of the New York Academy of Sciences.  vol. 1219, no. 1. February 17. pp. 73-98. [http://dx.doi.org/10.1111/j.1749-6632.2010.05890.x]

[xiii] http://theenergycollective.com/stephenlacey/2144606/georgia-latest-state-procure-dirt-cheap-solar-power

[xiv] http://www.technologyreview.com/featuredstory/429529/how-solar-based-microgrids-could-bring-power-to-millions/

https://wws.princeton.edu/sites/default/files/content/591f%20Rural%20Energy%20Alternatives%20in%20India.pdf

[xv] Koomey, Jonathan. 2012. "The Computing Trend that Will Change Everything.” In Technology Review. May/June. pp. 76-77. [http://www.technologyreview.com/news/427444/the-computing-trend-that-will-change-everything/]

[xvi] http://www.iea.org/topics/energyefficiency/

Lovins, Amory B., Mathias Bell, Lionel Bony, Albert Chan, Stephen Doig, Nathan J. Glasgow, Lena Hansen, Virginia Lacy, Eric Maurer, Jesse Morris, James Newcomb, Greg Rucks, and Caroline Traube. 2011. Reinventing Fire:  Bold Business Solutions for the New Energy Era. White River Junction, VT: Chelsea Green Publishing. [http://www.rmi.org/ReinventingFire]

[xvii] http://energy.gov/sites/prod/files/2013/12/f5/doewater-11673.pdf

http://green.blogs.nytimes.com/2009/08/19/retrofitting-non-electctric-dams-for-power/?_php=true&_type=blogs&_r=0

[xviii] http://www.aceee.org/topics/chp

[xix] Koomey, Jonathan, and Nathan Hultman. 2009. The Real Risk of Nuclear Power. Washington, DC: The Brookings Institution.  December 2. [http://www.brookings.edu/opinions/2009/1202_nuclear_power_hultman.aspx]

Koomey, Jonathan G., and Nathan E. Hultman. 2007. “A reactor-level analysis of busbar costs for U.S. nuclear plants, 1970-2005."  Energy Policy.  vol. 35, no. 11. November. pp. 5630-5642. [http://dx.doi.org/10.1016/j.enpol.2007.06.005]

[xx] http://www.ipcc.ch

http://thinkprogress.org/climate/2014/10/14/3568601/pro-collapse-capitalism-polluters/

Blog Archive
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Koomey researches, writes, and lectures about climate solutions, critical thinking skills, and the environmental effects of information technology.

Partial Client List

  • AMD
  • Dupont
  • eBay
  • Global Business Network
  • Hewlett Packard
  • IBM
  • Intel
  • Microsoft
  • Procter & Gamble
  • Rocky Mountain Institute
  • Samsung
  • Sony
  • Sun Microsystems
  • The Uptime Institute