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

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.

As polar ice continues to melt at alarming rates, Arctic and Antarctic wildlife are facing unprecedented challenges. From ...

A fat polar bear is a bear more likely to thrive in its extreme Arctic environment. So, when scientists discovered polar bear ...

Polar bears spend most of their time on the ice. Even in winter when temps drop to negative 60 degrees, and it’s dark all the time, they stay out in the ice and snow. That ice melts back a bit ...

It’s not the white fluffy look-alike our kids snuggle or the cartoon image drinking Coca-Cola or “fat loungers who draw crowds at zoos” or animated replicas who speak to our children with the press of ...

During the winter months in each hemisphere, the polar regions gain sea ice as seawater freezes. That total amount has been shrinking steadily in recent decades. Sea ice is critical habitat for a ...

The NSIDC writes in a blog post: 'Normally, ice that has survived several summers is characterized by many pressure ridges. 'As this older ice melts away ... ability of polar bears to feed ...