Today, nearly 98% of Greenland is covered in ice — but new ... ice in the center of the island vanished and was replaced by a tundra ecosystem," study lead author Paul Bierman, a geologist ...

A team of scientists have found organic soil that has been frozen to the bottom of the Greenland Ice Sheet for 2.7 million years, providing strong evidence that the ice sheet has survived many ...

They include polar, tundra and mountain, or alpine, biomes. Cold environments face ... and people living in Svalbard in Norway, Alaska and Greenland, Lapland in northern Europe and La Rinconada ...