A team of about 40 scientists pulled deep-ocean sediment samples out of the most remote region of the Southern Ocean - discovering how a vortex melts Antarctic ice
After tough negotiations, 32 countries signed the Paris Call for Glaciers and Poles on Friday, expressing alarm at the situation of polar ice caps and explaining that 200,000 glaciers are threatened with almost irreversible retreat.
PARIS, France Leading glaciologist Claude Lorius, whose Antarctica discoveries in the 1980s helped prove humanity's role in global warming, has died at 91.