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Stories about: thaw

A Boom of Mammoth Bone Hunting, Spurred by Permafrost Thawing in the Russian Tundra Thousands of years following their extinction, mammoths still help people earn a living. In the Siberian tundra, the frozen grassland high up in the Arctic Circle, the climbing temperature is thawing out the permafrost (the frozen soil) to show off the fossilized bones of prehistoric megafauna like mammoths, woolly r... 19 September 2007 06:39 GMT