Permafrost: The Tipping Time Bomb — Yale Climate Forum

Published on Feb 28, 2013 by Yale Climate Forum

One of the most feared of climate change “feedbacks” is the potential release of greenhouse gases by melting arctic permafrost soils. New research indicates a critical threshold of that feedback effect could be closer than we once thought.

See: http://www.scientificamerican.com/article.cfm?id=siberian-caves-reveal-permafrost-thaw

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