Ice-free Arctic in our future, ancient climate record suggests
Thursday, May 9, 2013 - 13:31
in Earth & Climate
About 3 million years ago, evergreen forests — not tundra — carpeted the Arctic, Greenland was green, and sea ice only formed for a few months in the winter, if it formed at all, according to analysis of sediment pulled from a Russian lake. "Where we are going is into this warmer world," Julie Brigham-Grette, a geologist at the University of Massachusetts Amherst, told NBC News.At the time — the P...