A strong, stable vortex is like a skater spinning with their arms tucked closely in, holding in an area of cold air over the Arctic. But when there’s a wobble in the rotation, winds in the vortex can ...

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

Social media posts sharing a graphic comparing sea ice levels in the Antarctic on the same date 45 years apart misrepresent ...

Current trend in heavy snowfall and bitterly cold temperatures is directly linked to a disruption to the polar vortex caused ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

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

This prolonged fasting drains polar bears’ energy reserves, reducing their ability to reproduce and raise cubs. Without ...

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

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

Scientists have now quantified how much climate change has drastically reduced the number of polar bears living in Canada's Hudson Bay, the most studied group of polar bears in the world. The melting ...