The U.S. has granted the polar bear protection as a threatened species due to sea ice loss in the Arctic. (more)

Thanks to the generosity of WildlifeHD, video footage of polar bears is available for use in news stories about the listing of the polar bear as a threatened species under the Endangered Species Act. (more)

During the 1980s, polar bears rebounded from severe overhunting in the 1960s. But now they face a much greater threat: sea ice loss. (more)

Knowing at what ranges polar bears can hear and communicate with each other is important in terms of protecting the bears from industrial disturbances. Listen to growl. A PBI-funded study is yielding some surprising results. (more)

How do polar bears manage to find mates in the vast expanses of the Arctic? A new, PBI-funded study led by scientist Megan Owen of the San Diego Zoo will help unravel that question. (more)

PBI has added a comprehensive teacher's curriculum to its Web site that engages upper elementary students in critical thinking. (more)

Artist David Booth of Soldotna, Alaska, takes an offbeat look at polar bears and global warming in this whimsical cartoon series, which changes weekly. (more)

PBI's strategy to save polar bears continues to take a two-pronged approach. (more)