Canadian researcher says arctic ice is thinning
Science • November 2009 • Views: 153
The permanent Arctic sea ice that is home to the world’s polar bears and usually survives the summer has all but disappeared, a Canadian researcher said Friday.
University of Manitoba Arctic researcher David Barber said experts around the world believed the ice was recovering because satellite images showed it expanding, but the thick, multiyear frozen sheets have been replaced by thin ice that cannot support the weight of a polar bear…