Ice in the Arctic is melting at a faster rate.
Ice in the Arctic is melting at a faster rate. Mike Dunn/NC State Museum of Natural Sciences/NOAA/MCT
Ice in the Arctic is melting at a faster rate. Mike Dunn/NC State Museum of Natural Sciences/NOAA/MCT

Proposed emissions cuts aren't enough, U.N. says

December 02, 2009 7:21 PM