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"It's not a sure-fire bet, but NASA climate scientist James Hansen and several colleagues have published an article in the latest issue of Global Biogeochemical Cycles making the case that curbing coal emissions alone could forestall a"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/get-rid-of-coal-and-use-trees-instead-urges-hansen.html>