EarthPolar bears waste lots of their energy and it could be a problem 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 News
LifeIconic tree from Twin Peaks threatened by climate change The Douglas fir is one of the most ecologically and economically vital species in the Pacific Northwest, but global warming may pose a serious threat to it News