Polar bear numbers are dropping in Canada's Western Hudson Bay : NPR

Polar bears in Western Hudson Bay — on the southern edge of the Arctic — are continuing to die in high numbers, a government survey has found. Females and bear cubs are having an especially hard time.

Polar bear numbers dwindling as their hunting ground melts away

Canada polar bears declining at alarming rate, study finds, Climate News

Frontiers The Role of Satellite Telemetry Data in 21st Century Conservation of Polar Bears (Ursus maritimus)

Canada polar bears declining at alarming rate, study finds, Climate News

How blogs convey and distort scientific information about polar bears and Arctic sea ice

Southern Beaufort

How are scientists and conservationists addressing the urgent threat to polar bears' survival posed by dwindling food sources due to climate change? - Quora

Polar bear The k2p blog

More debate on counting polar bears « The In Box

PDF) The Role of Satellite Telemetry Data in 21 st Century Conservation of Polar Bears (Ursus maritimus)