http://www.rollingstone.com/politics/news/global-warmings-terrifying-new-math-20120719
http://www.cbc.ca/news/canada/obama-s-aggressive-climate-change-move-and-canada-s-response-1.2661901
http://www.investing.com/news/economy-news/6-ways-climate-change-could-hurt-americans%27-health:-report-288471
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