Friday 25 January 2013

What impact will oil from Canada's tar sands have on the planet? Big and bad

From Scientific American: What impact will oil from Canada's tar sands have on the planet? Big and bad! http://www.scientificamerican.com/article.cfm?id=tar-sands-and-keystone-xl-pipeline-impact-on-global-warming&WT.mc_id=SA_Facebook
Posted by Unknown at 04:55

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