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CU-Boulder technique finds major class of fracking chemicals no more toxic than common household substances; “fingerprinting”

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The surfactant chemicals found in samples of fracking fluid collected in five states were no more toxic than substances commonly found in homes, according to a first-of-its-kind analysis by researchers at the University of Colorado Boulder. —Thurman et al. —Michael Thurman, lead author.

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Devil in the Details: World Leaders Scramble To Salvage and Shape Copenhagens UNFCCC Climate Summit

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In a worst case scenario, Chu said, up to 90% of the Sierra Nevada snowpack could disappear, all but eliminating a natural storage system for water vital to agriculture as well as cities. Slated for a July 2011 start, it would regulate 1000 of the country's biggest polluters and 75 percent of the country’s greenhouse gas emissions.

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