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  • Alan Alda in Scientific American Frontiers

Scientific American Frontiers | Hot Times in Alaska | PBS

Duration: 55:44 (Full Program)
Program: Alan Alda in Scientific American Frontiers #1404

Alaska is warming up. It's now a few degrees warmer than it was a century and a half ago, and the trend seems to be accelerating.

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Post Date: March 2, 2011