Arctic conditions may become critical for polar bears by end of 21st century
Wednesday, November 26, 2014 - 14:00
in Earth & Climate
Shifts in the timing and duration of ice cover, especially the possible lengthening of ice-free periods, may impact polar bears under projected warming before the end of the 21st century, according to a study published November 26, 2014 in the open-access journal PLOS ONE by Stephen Hamilton from University of Alberta and colleagues.