Siberian Caves Reveal Advancing Permafrost Thaw

Thursday, February 21, 2013 - 18:00 in Earth & Climate

Permafrost is not so permanent. Across the Arctic, swathes of once-frozen-solid ground have begun to thaw . If the records preserved in Siberian caves are accurate, much more of the region could melt if temperatures continue to warm. [More]

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