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July 21, 2008
Category: Renewables
The idea of stabilsation wedges is in favour; Joe Romm shows a nice picture in his last post. This shows up some interesting facts: Biofuels are only ever going to be a small part of a solution to CO2 abatement,...
Posted by William M. Connolley at 5:23 PM • 14 Comments •
Category: Renewables
Joe Romm's discussion of the relative merits of various options to replace fossil fuels is an excellent primer on the limitations of biofuels. But he left out one major point that will probably keep them a fringe alternative in much...
Posted by James Hrynyshyn at 7:39 AM • 3 Comments •
July 20, 2008
Category: Cellulosic Ethanol
Intensive technological development is required in order to sufficiently exploit any of the various sources of next generation energy discussed within this blog: wind, solar, agriculture, and ocean currents. The same is true for the use of batteries as a...
Posted by Sam Hazen at 8:00 AM • 16 Comments •
July 18, 2008
Category: Cellulosic Ethanol
The rise and fall of uncontrollable cellulose potential.
Posted by Solomon Hsiang at 1:00 AM • 19 Comments •
July 16, 2008
In order to know whether biofuels could be a major climate solution, the scale of low-carbon energy deployment needed to avert climate catastrophe must be understood. According to the Latest Intergovernmental Panel on Climate Change report, if carbon emissions average...
Posted by Joe Romm at 4:23 PM • 14 Comments •
Category: Next Generation
This week we're taking on the question of input and output. Can we--and should we--balance the production of biofuels with food production? And to add complexity, I'm asked to forecast our transportation needs down the line and predict whether sustainable...
Posted by Sheril R. Kirshenbaum at 9:24 AM • 17 Comments •
July 15, 2008
Last week, NexGen kicked off with a lively discussion about second-generation biofuels, which Sheril chose as one of the most promising energy alternatives in our post-oil future. However, a lot of our readers—and other guest bloggers—pointed out the considerable downside...
Posted by Erin Johnson at 3:00 PM • 14 Comments •
July 14, 2008
Category: Renewables
Like a healthy ecosystem or a secure investment portfolio, heterogeneity is always the preferred approach.
Posted by James Hrynyshyn at 5:00 AM • 20 Comments •
July 12, 2008
Category: Next Generation
Biofuels—like cellulose-based ethanol—may be frontrunners in the race to replace fossil fuels, but as a recent Economist article points out, plant-based technology has the potential to take over in other industries as well. Agricultural raw materials were once used to...
Posted by Erin Johnson at 6:32 PM • 17 Comments •
July 11, 2008
Category: Renewables
A look at the global distribution of sustainable energy resources.
Posted by Solomon Hsiang at 8:00 AM • 25 Comments •
PZ Myers 11.23.2009
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