If it seems like you’ve read a variation of the above headline before you’re not wrong, and as much as anything it’s a sign of the rock road cellulosic ethanol and biofuels in general have had in the past few years. The details: The Department of Energy has given a $105 million loan guarantee to POET to build what hopes to be the first commercial-scale cellulosi… Read the full story on TreeHugger
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A Chevy Volt at an EV charging station in Washington, DC. Images from Highland Group Slideshow, Open House, April 12 When one complains about the environmental footprint of concrete, the main issue is usually the carbon footprint that comes from the production of cement. But cement is only about 15% of concrete; the rest is aggregate, the rock that the cement binds together. As this slide from The Highland Companies shows, concrete and aggregate is a big part of infrastructure Apropos of the IEA’s chief economist again pointing out that no nation is prepared for peak oil , which will be upon us soon if we’re not a bit past it already: Over the weekend NPR ran two stories that though they weren’t explicitly connected, ought to have been–one on how President Obama’s approval ratings fluctuate with the price of gasoline and one on protests by Chinese truck drivers at the rising price of fuel there. Last Friday approximately 2000 The 30,000 LED holiday lights strung on the Rock’s tree aren’t just available to NYC bigwigs. See how you can illuminate your tree efficiently. I’m not sure if EPA Administrator Lisa Jackson or Secretary of the Interior Ken Salazar have ever dreamt of being rock stars. If so, their dreams almost came true on Friday night, when the two Obama cabinet members took the stage at Power Shift 2009. PARIS — Geologists, biologists and other scientists convened Thursday in Paris to discuss how to stop the spread of fungus stains _ aggravated by global warming _ that threaten France’s prehistoric Lascaux cave drawings. Black stains have spread across the cave’s prehistoric murals of bulls, felines and other images, and scientists have been hard-pressed to halt the fungal creep. Marc Gaulthier, who heads the Lascaux Caves International Scientific Committee, said the challenges facing the group are vast and global warming now poses an added problem |
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