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science of climate change explainer orig_00002625
science of climate change explainer orig_00002625

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    Obama takes on climate change deniers

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Obama takes on climate change deniers

Meteorologist Allison Chinchar looks at the evidence President Obama used in his speech about climate change and his ambitious plan to fight it.

Obama takes on climate change deniers

Meteorologist Allison Chinchar looks at the evidence President Obama used in his speech about climate change and his ambitious plan to fight it.