Bearing Many Changes

Scientists: It’s not too late yet for polar bears

By: Associated Press - Texarkana Gazette

In this undated file photo released by the U.S. Fish and Wildlife Service, a sow polar bear rests with her cubs on pack ice in the Beaufort Sea in northern Alaska. If the world dramatically changes its steadily increasing emissions of greenhouse gases, global warming can be slowed enough to prevent ...

ANCHORAGE, Alaska—Two groups of scientists are suggesting a sliver of hope for the future of polar bears in a warming world.

A study published online Wednesday rejects the often used concept of a “tipping point,” or point of no return, when it comes to sea ice and the big bear that has be...

Published: 12/16/2010