Worst-ever coral bleaching event goes into unprecedented 4th year: Sea surface temperatures are so high that Australia divers are already reporting new bleaching in the part of the Great Barrier Reef where last yr 1/2 of corals died. • r/worldnews

Worst-ever coral bleaching event goes into unprecedented 4th year: Sea surface temperatures are so high that Australia divers are already reporting new bleaching in the part of the Great Barrier Reef where last yr 1/2 of corals died. (newscientist.com) via Pocket http://ift.tt/2lv3M4V