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global warning_00031127
global warning_00031127

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    Watch the full "Global Warning" special

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Watch the full "Global Warning" special

CNN's Clarissa Ward travels to Greenland to examine how the melting ice sheet is affecting coastal sea levels in, "Global Warning: Arctic Melt."

Watch the full "Global Warning" special

CNN's Clarissa Ward travels to Greenland to examine how the melting ice sheet is affecting coastal sea levels in, "Global Warning: Arctic Melt."