Although much of the United States has been shivering this winter, there's been another worrying sign of warming temperatures farther north. The cap of sea ice that spreads across the Arctic Ocean in winter appears to have been the smallest on record this year, according to NASA.
from CNN.com - Top Stories http://ift.tt/1FjoFGh
via IFTTTMarch 21, 2015 at 12:25PM
from CNN.com - Top Stories http://ift.tt/1FjoFGh
via IFTTTMarch 21, 2015 at 12:25PM