187,157 square miles of Alaskan land and (mostly) ocean to be for the bears-
U.S. Firms Up ‘Critical Habitat’ for Polar Bears. By Felicity Barringer. The Green Blog in the New York Times. Here is the web page on this from the U.S. Fish and Wildlife Service (Dept. of Interior).
This is very important, but designation of critical habitat can’t stop the ice from melting. The future of these bears looks grim.