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exp World leaders gather in Paris for climate talks_00003005
exp World leaders gather in Paris for climate talks_00003005

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    World leaders gather in Paris for climate talks

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World leaders gather in Paris for climate talks

Climatologist William Patzert of NASA's Jet Propulsion Laboratory discusses the COP21 Climate Change Conference and its goals.

World leaders gather in Paris for climate talks

Climatologist William Patzert of NASA's Jet Propulsion Laboratory discusses the COP21 Climate Change Conference and its goals.