Fasting season length sets temporal limits for global polar bear persistence | Nature Climate Change
Steep Decline in Western Hudson Bay Polar Bear Population
Polar Bear | Species | WWF
Melting Ice Threatens Polar Bears' Survival : MMC
Forecast for Polar Bear Populations | Smithsonian Ocean
Why this newly identified polar bear subpopulation is so special
Climate change: Polar bears could be lost by 2100 - BBC News
Study directly links greenhouse gas emissions with polar bear decline, UW professor says | The Seattle Times
Study finds direct link between greenhouse gas emissions and polar bear survival | CNN
Most Polar Bears To Disappear By End Of Century, Study Finds | Time
Polar Bears - Bears (U.S. National Park Service)
Video Polar bear population shrinks as climate concerns grow - ABC News
Status | Polar Bears International
Study connects greenhouse gas emissions to polar bear population declines, enabling greater protections under Endangered Species Act | College of the Environment
Polar bears are inbreeding due to melting sea ice, posing risk to survival of the species, scientists say - ABC News
Climate change on track to wipe out polar bears by end of century, study warns - CBS News
Substantial decline in polar bear range with sea ice loss
Climate change: Polar bears could be lost by 2100 - BBC News
USGS Fact Sheet 2012–3131: Polar Bear and Walrus Response to the Rapid Decline in Arctic Sea Ice
New Research Shows Direct Link Between Greenhouse Gas Emissions and Polar Bear Decline - Inside Climate News
The Effect Of Sea Ice Decline On Polar Bear Habitats | Earth.Org
Polar bear population decline a wake up call for climate change action | Stories | WWF
How Many Polar Bears Will Be Left in 2100? If Temperatures Keep Rising, Probably Not a Lot - Inside Climate News
Polar bear: a powerful predator on ice | WWF
Polar bears in recent decades
Most polar bears could die out by 2050
