http://www.nrdcfeeds.org/images/nrdclogo.gif http://www.nrdc.org/ http://www.nrdc.org/ webmaster@nrdc.org Mon, 21 Jul 2008 09:21:02 GMT Work in Maui on algae to biofuels. Projected start date 2011 for 200 acres. At 5000 to 10000 gals per acre that's 1-2 million gallons! Nathanael Greene Thu, 17 Jul 2008 11:04:14 GMT http://starbulletin.com/2008/07/16/news/story02.html http://starbulletin.com/2008/07/16/news/story02.html ngreene algae biofuels biodiesel hawaii maui HECO algae biofuels biodiesel hawaii maui HECO This is a thoughtful overview of the complexities of issues these days. Worth a read and not just becaues it links back to one of my posts. Nathanael Greene Mon, 14 Jul 2008 16:13:20 GMT http://www.crosscut.com/politics-government/15855/Gauging+the+biofuels+backlash/ http://www.crosscut.com/politics-government/15855/Gauging+the+biofuels+backlash/ ngreene biofuels corn ethanol foodvsfuel land biofuels corn ethanol foodvsfuel land This looks interesting. Argues for using the carbon allowances and auction revenues from a cap and trade system carefully to drive this type of innovation. Nathanael Greene Thu, 26 Jun 2008 22:18:50 GMT http://www.peakoil.com/modules.php?name=News&file=article&sid=40320 http://www.peakoil.com/modules.php?name=News&file=article&sid=40320 ngreene renewables innovation economics renewables innovation economics As I mentioned in a related note, while this does show that as a globe we're not food constrained, it does not disprove the economic dynamics that drive LUC and the related GHG emissions Nathanael Greene Thu, 26 Jun 2008 11:21:19 GMT http://www.csmonitor.com/2008/0618/p07s01-woaf.html http://www.csmonitor.com/2008/0618/p07s01-woaf.html ngreene corn kenya foodvsfuel land corn kenya foodvsfuel land This by Ropbert Rapier, who is generally pretty sharp, and helpful in trying to understand what the heck is happening in the ethanol market Nathanael Greene Thu, 26 Jun 2008 11:02:21 GMT http://www.theoildrum.com/node/4208 http://www.theoildrum.com/node/4208 ngreene ethanol economics biofuels corn oil prices ethanol economics biofuels corn oil prices The CSM article mentioned here shows that on a global scale, food is not supply limited, but that doesn't mean reductions in supply due to today's biofuels don't cause price increase and land-use change. They do until we fix the system. Nathanael Greene Wed, 25 Jun 2008 21:23:30 GMT http://e360.yale.edu/content/digest.msp?id=1256 http://e360.yale.edu/content/digest.msp?id=1256 ngreene biofuels corn africa land prices foodvsfuel biofuels corn africa land prices foodvsfuel The economics of supply and demand are impossible to deny. As a result we need to regulate biofuels so that their feedstocks don't drive these impacts. Nathanael Greene Wed, 25 Jun 2008 21:07:36 GMT http://www.e360.yale.edu/content/feature.msp?id=2010 http://www.e360.yale.edu/content/feature.msp?id=2010 ngreene biofuels amazon land economics rainforests biofuels amazon land economics rainforests This issue of Science is full of articles on forestry. Critical reading for anyone wondering about using woody biomass for energy Nathanael Greene Wed, 25 Jun 2008 11:08:22 GMT http://www.sciencemag.org/content/vol320/issue5882/index.dtl http://www.sciencemag.org/content/vol320/issue5882/index.dtl ngreene forestbiomass biofuels wood sciencemagazine forestbiomass biofuels wood sciencemagazine Haven't read this yeet, but it looks interesting. Intro says, solar will grow 20-40 fold by 2020. Nathanael Greene Wed, 25 Jun 2008 10:23:11 GMT http://www.mckinseyquarterly.com/Energy_Resources_Materials/Strategy_Analysis/The_economics_of_solar_power_2161_abstract http://www.mckinseyquarterly.com/Energy_Resources_Materials/Strategy_Analysis/The_economics_of_solar_power_2161_abstract ngreene solar renewables electricity solar renewables electricity This looks interesting. While I like the requirement to provide improvements across the board, there should also be incentives for improvement above the standards. Nathanael Greene Tue, 24 Jun 2008 20:02:11 GMT http://biopact.com/2008/06/louisiana-signs-non-corn-ethanol-bill.html http://biopact.com/2008/06/louisiana-signs-non-corn-ethanol-bill.html ngreene biofuels Louisiana biopact sorghum biofuels Louisiana biopact sorghum Couldn't agree more with the headline and the study apparently points out that renewable fuel policies need to look at the lifecycle GHG emissions. Nathanael Greene Fri, 20 Jun 2008 20:26:25 GMT http://www.greencarcongress.com/2008/06/study-concludes.html http://www.greencarcongress.com/2008/06/study-concludes.html ngreene biofuels globalwarming transportation oil biofuels globalwarming transportation oil Having personally spent time ripping kudzu out of trees and bushes, I like the idea doing anything that would beat this plant back, but this treads close to the line of promoting invasive species to make biofuel, which we simply shouldn't do. Nathanael Greene Fri, 20 Jun 2008 14:18:26 GMT http://dsc.discovery.com/news/2008/06/16/kudzu-biofuel-ethanol-02.html http://dsc.discovery.com/news/2008/06/16/kudzu-biofuel-ethanol-02.html ngreene biofuels invasivespecies feedstock kudzu biofuels invasivespecies feedstock kudzu Patrick Mazza continues with useful and insightful coverage of biofuels issues. Nathanael Greene Tue, 08 Apr 2008 23:11:15 GMT http://climatesolutions.org/?s=journal&aid=109 http://climatesolutions.org/?s=journal&aid=109 ngreene biofuels aviation jetfuel biofuels aviation jetfuel This is a great resource with links to much of the current back and forth on GHG emissions from indirect land use change from biofuels. Nathanael Greene Thu, 28 Feb 2008 18:01:12 GMT http://www.bioenergywiki.net/index.php/RSB_Current_Debate_on_Land_Use http://www.bioenergywiki.net/index.php/RSB_Current_Debate_on_Land_Use ngreene biofuels land globalwarming lifecycleanalysis biofuels land globalwarming lifecycleanalysis This is a very thoughtful op-ed by one of the preminent thinkers about low carbon fuels and policies to advance them. Nathanael Greene Wed, 13 Feb 2008 15:44:09 GMT http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2008/02/13/EDGEV10VF.DTL http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2008/02/13/EDGEV10VF.DTL ngreene biofuels land alexfarrell globalwarming lowcarbonfuelstandard biofuels land alexfarrell globalwarming lowcarbonfuelstandard This post covers LS9 and Amyris, two of companies that developing new biofuel molecules, different from ethanol and biodiesel. As I mentioned in my New Year's post expect to see a lot of action on this front in the year a head. Nathanael Greene Mon, 07 Jan 2008 19:11:56 GMT http://rockershive.blogspot.com/2008/01/price-of-biofuels.html http://rockershive.blogspot.com/2008/01/price-of-biofuels.html ngreene ethanol biofuels LS9 amyris ethanol biofuels LS9 amyris As usual, Cai Steger stiches things together in a helpful way. This time talking about the importance of CHP to reducing the cost and GHG emissions from ethanol production. Nathanael Greene Wed, 02 Jan 2008 19:20:36 GMT http://invisiblegreenhand.blogspot.com/2007/12/making-ethanol-production-cheaper-and.html http://invisiblegreenhand.blogspot.com/2007/12/making-ethanol-production-cheaper-and.html ngreene ethanol CHP globalwarming efficiency biofuels ethanol CHP globalwarming efficiency biofuels Very funny spoof ad. Highly recommend this. Nathanael Greene Tue, 11 Dec 2007 16:56:49 GMT http://www.youtube.com/watch?v=71kckb8hhOQ http://www.youtube.com/watch?v=71kckb8hhOQ ngreene videos coal globalwarming videos coal globalwarming Gulf Ethanol claims to have developed something called a "vortex implosion disintegrator," that turns biomass into cellulose powder. What happens to the other parts of the biomass? Not clear. However, pre-processing is one of the important challenges to c Nathanael Greene Mon, 10 Dec 2007 20:19:29 GMT http://www.thedailygreen.com/environmental-news/latest/cellulosic-ethanol-47120707 http://www.thedailygreen.com/environmental-news/latest/cellulosic-ethanol-47120707 ngreene ethanol cellulosic biofuels cleantech ethanol cellulosic biofuels cleantech A picture/map can say a thousand words. Nathanael Greene Mon, 03 Dec 2007 02:29:46 GMT http://www.poorboyonwallstreet.com/media/1/20071118-worldOilSupply.gif http://www.poorboyonwallstreet.com/media/1/20071118-worldOilSupply.gif ngreene oil maps energy oil maps energy This is an interesting development both in terms of the technology and who is developing it. File it under things that make you go hummmm. Nathanael Greene Thu, 29 Nov 2007 14:51:53 GMT http://www.chron.com/disp/story.mpl/front/5334375.html http://www.chron.com/disp/story.mpl/front/5334375.html ngreene batteries electrichybridvehicle Exxon batteries electrichybridvehicle Exxon Don't know how I missed this when it first aired on Oct 17, but this is well worth a watch. Nathanael Greene Mon, 19 Nov 2007 15:54:28 GMT http://www.eenews.net/tv/2007/11/19/ http://www.eenews.net/tv/2007/11/19/ ngreene videos lowcarbonfuelstandard alexfarrell california biofuels globalwarming videos lowcarbonfuelstandard alexfarrell california biofuels globalwarming Entertaining and a little educational. Worth a watch. Nathanael Greene Fri, 09 Nov 2007 18:25:51 GMT http://www.cornguy.tv/ http://www.cornguy.tv/ ngreene videos corn ethanol foodvsfuel biofuels videos corn ethanol foodvsfuel biofuels On track to add about 4000 MW this year shattering last year's record of 2454 MW. This is big. Nathanael Greene Thu, 08 Nov 2007 22:45:22 GMT http://www.renewableenergyaccess.com/rea/news/story?id=50505&src=rss http://www.renewableenergyaccess.com/rea/news/story?id=50505&src=rss ngreene wind electricity renewables wind electricity renewables Berkeley has struck on an interesting model for advancing residential PV. Rolling PV into a new home mortgage has been economic for a while. This could start to make that possible for existing homes too. Nathanael Greene Thu, 08 Nov 2007 19:38:39 GMT http://blogs.business2.com/greenwombat/2007/11/berkeley-approv.html http://blogs.business2.com/greenwombat/2007/11/berkeley-approv.html ngreene finance solar photovoltaics berkeley finance solar photovoltaics berkeley