More than half the Arctic's coastline is Russian territory and in the last six years Moscow has built more than 475 military ...

a natural phenomenon that develops in the polar regions during winter, got much attention. Although the term polar vortex may seem relatively new, it isn’t. Disruptions of the vortex were first ...

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

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

With last week's freeze being the second time temperatures dipped below freezing this winter, many are wondering if this ...

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

University of Toronto Scarborough researchers have directly linked population decline in polar bears living in Western Hudson Bay to shrinking sea ice caused by climate change.