Long-lost Core Drilled to Prepare Ice Sheet to Hide Nuclear Missiles Holds Clues About a Different Threat
Long-lost Core Drilled to Prepare Ice Sheet to Hide Nuclear Missiles Holds Clues About a Different Threat Plant remnants frozen beneath 4,000 feet of ice show that most of Greenland’s ice sheet melted about 1 million years ago, in a climate like today’s. By Bob Berwyn March 15, 2021 The Greenland Ice Sheet, which has enough frozen …