Bearly birthing.

• Position: UPDATES - Brief article

See "Living with Climate Change in the Arctic," September/October 2005, p. 18

As the Arctic warms, pregnant polar bears foraging offshore must now wait up to a month longer than they did even a decade ago for new sea ice to form so they can travel to denning areas on land. Scientists report that the share of bear dens built on sea ice versus land dropped from 62 percent in 1985-1994 to just 37 percent in 1998-2004. They...