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

Polar marine ecosystems are particularly sensitive to climate change because small temperature differences can have large effects on the extent and thickness of sea ice. Animals that rely on sea ice, ...

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.

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

Researchers from the University of Toronto have established a direct link between the population decline in polar bears ...

Preventing ice buildup in extreme temperatures has long vexed industries from aviation to energy, but a new study suggests ...

Polar Bear Marks Groundhog Day With Prediction And Climate Protest. On Groundhog Day Toronto Zoo’s polar bear Juno had an ...

Climate change is contributing to a global rise in urban rat infestations, according to a new Science Advances study. As ...

Polar vortex is not a synonym for “cold snap,” according to the Polar Vortex Blog at Climate.gov ... winds in the vortex can slow or change by interactions with the jet stream or sudden ...