Models show permafrost melting faster than thought

For years researchers studying permafrost in the Arctic have seen a warming trend. Now scientists at the University of Alaska Fairbanks say it is happening even faster than expected.
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Vladimir Romanovsky in front of huge ice wedges in permafrost on an arctic riverbank. Photo: Sergey Davydov
Vladimir Romanovsky heads up the Permafrost Laboratory at the University of Alaska Fairbanks’ Geophysical Institute. Based on three decades of study he says the trend is more dramatic than