20 July 2020
Unchecked climate change will doom all but one of the world’s populations of polar bears before the end of the century, as vanishing sea ice increases their annual fasts beyond their limits
20 September 2018
As global warming melts the Arctic, all eyes are turning to the riches under the ice. But will polar bears survive the pollutants trickling into the food chain?
1 February 2018
We thought polar bears had neat tricks for conserving energy in lean periods, but it turns out they are not that thrifty, which could cause them trouble in the future
14 July 2017
Dwindling sea ice is driving hungry bears on to land and towards human settlements
12 May 2017
The habitat overlap of polar bears and their main prey, ringed seals, is disappearing and the bears are instead getting closer to nesting birds
