Floating ice shelves in West Antarctica are losing their grip on adjacent bay walls, which could amplify an already accelerating loss of ice to the sea.
Researchers say viral disease - particularly herpes - might have a role in the worldwide decline of coral. Several factors are currently killing coral.
During 2001-2010 , the warmest decade, "numerous weather and climate extremes affected almost every part of the globe" with flooding, droughts, and more.