To collect e-DNA from wild polar bears in northern Alaska, we sampled the upper layer of snow (~1 cm) from their footprints. The snow was thawed and filtered to capture DNA—in the form of epidermal ...

He wondered whether the global population of 25,000 polar bears would die the way this bear was dying. He urged people to do everything they could to reduce their carbon footprint and prevent this ...

University of Toronto Scarborough researchers have directly linked population decline in polar bears living in Western Hudson ...

Scientists have quantified how much climate change has driven the population decline of polar bears living in Canada's Hudson ...

Researchers have directly linked population decline in polar bears living in Western Hudson Bay to shrinking sea ice caused by climate change.

One of the great things about being a polar bear scientist is that you can only work on sunny days. The temperatures that slip down to -30°C are a bit less wonderful, but the scenery makes up for it.

Polar bears are the planet’s biggest land-based carnivores – although they actually spend most of their lives around water and ice (their Latin name means ‘sea bear’). So they’re at particular risk ...

A new study confirms that polar bear decline in Western Hudson Bay is directly linked to shrinking sea ice, which shortens ...

The “bio-energetic” model developed by the researchers tracks the amount of energy the bears are getting ... it to four decades of monitoring data from the Western Hudson Bay polar bear population ...