COP21 Explainer - John Sutter_00004330.jpg
Paris Climate Conference: COP21 Explained
Within a month, the world's biggest polluters and other nations will converge for the 2015 Paris Climate Conference. CNN's Columnist John Sutter explains what is at stake.
02:09 - Source: CNN
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COP21 Explainer - John Sutter_00004330.jpg
Paris Climate Conference: COP21 Explained
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