Global average temperatures were the hottest in 1400 years in the 20th century, more specifically during the period 1971-2000, according to a first-of-its-kind scientific study.
Shifting ocean currents appear to be accelerating ice melt of the Pine Island Glacier Ice Shelf in western Antarctica. According to research published this week in the journal Nature Geoscience, scientists from the Lamont-Doherty Earth Observatory at Columbia University have recorded ocean currents driving at and underneath the ice shelf, carving out an expanding cavity from underneath the glacier, creating…