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New data on what Greenland was like almost 3 million years ago

2014-04-23 21:31:00| Climate Ark Climate Change & Global Warming Newsfeed

Environmental News Network: Glaciers and ice sheets are commonly thought to work like a belt sander. As they move over the land they scrape off everything vegetation, soil and even the top layer of bedrock. So a team of university scientists and a NASA colleague were greatly surprised to discover an ancient tundra landscape preserved under the Greenland Ice Sheet, below two miles of ice. "We found organic soil that has been frozen to the bottom of the ice sheet for 2.7 million years," said University of Vermont geologist...

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