British and American scientists watching Greenland's massive ice sheet have found what appears to be a 460-mile "megacanyon" far beneath the frozen surface of the world's largest island.
via CNN.com - Top Stories http://edition.cnn.com/2013/08/29/world/europe/greenland-megacanyon/index.html?eref=edition
via CNN.com - Top Stories http://edition.cnn.com/2013/08/29/world/europe/greenland-megacanyon/index.html?eref=edition
No comments:
Post a Comment