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  Opponents of using food for fuel, I’ve got good news and bad news. First the good: It appears that Congress is finally willing to kill two of the ethanol industry’s main government supports — the 45-cent-per-gallon ethanol tax credit worth about … Continue reading →

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Is bigger better when building solar PV power plants? When looking at historic data in the U.S., no.  But when considering other sources, perhaps.  Ultimately, “community scale” solar is likely to provide the best combination of affordability, speed, and opportunity … Continue reading →

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We are extremely pleased to be able to announce the new edition of Worldchanging: A User’s Guide for the 21st Century, to be released this spring (and already available for discount pre-order at Powell’s, Barnes and Noble, Borders and Amazon). We struggled with whether to even … Continue reading →