Arctic Melt Worries Experts Dec 2007

Posted by CindyPDX on Dec. 21, 2007

Ominous Arctic Melt Worries Experts Dec 12 2007 - An already relentless melting of the Arctic greatly accelerated this summer, a warning sign that some scientists worry could mean global warming has passed an ominous tipping point.

Categories Pop Culture

Tags arctic, warming, change, global, climate

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