Alaska’s Melting Permafrost (Leonard Lopate Show)
Submitted by iw on December 11, 2009 – 8:06 amNo Comment
MP3… It’s estimated that the world’s permafrost contains 1,600 billion tons of carbon. As global temperatures rise, there are growing concerns about that all that permafrost could melt, releasing those gasses into the atmosphere. Vladimir Romanovsky, a geophysics professor at the University of Alaska at Fairbanks explains what happens when permafrost melts and what’s happened to villages in Alaska that have already been affected by the effects of melting permafrost. [Leonard Lopate Show] (15m 27s)
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