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 ... the average size of polar bears is also in decline. The body mass of adult females has dropped by 39kg (86lbs) and one-year-old cubs by 26kg ...

University of Toronto Scarborough researchers have directly linked population ... of polar bears is also in decline. The body mass of adult females has dropped by 39kg (86lbs) and one-year-old ...

Researchers from the University of Toronto have established a direct link between the population decline in polar bears living in Western Hudson Bay and shrinking sea ice caused by climate change. The ...

In the mid-1990s, there were about 1,200 polar bears in the Hudson Bay population, Molnar said. That number has dwindled to 600 bears, he added. A study published last year in Communications Earth & ...

Louise Archer and colleagues compiled population monitoring and capture data collected from polar bears in Western Hudson Bay, Canada, over the last 42 years and developed an individual-based ...

the polar bear population in this region has declined by nearly 50 per cent. The monitoring data shows the average size of polar bears is also in decline. The body mass of adult females has dropped by ...

Most of the year, they reside on sea ice ... realized that climate change was becoming a serious threat to polar bear populations, so it got serious. “It went from sort of being a group of ...