Reuters: A thaw of sea ice floating on the Arctic Ocean last year sent extra plant food to exotic creatures on the deep sea floor in a shift that might leave polar bears hungry at the surface, scientists said on Thursday.
The study, using robot submarines down to 4,400 metres (14,400 ft) deep, could be a glimpse of radical changes for life in the sunless depths of the Arctic Ocean after ice thinned and shrank to cover a record low area in September 2012.
Scientists found large amounts of algae growing...