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Deep Ice Canyon Found Far Below Greenland Surface

2013-08-30 04:06:00| Climate Ark Climate Change & Global Warming Newsfeed

Environment News Service: Using ice-penetrating radar, scientists have discovered a long, deep canyon that exists a mile beneath the Greenland ice sheet, data from a NASA airborne science mission and an international research team reveals. The scientific team identified a continuous bedrock canyon that extends from almost the center of the island and ends at its northern extremity in a deep fjord connecting to the Arctic ocean. The canyon looks like a winding river channel at least 460 miles (750 kilometers) long, making...

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