Arctic sea ice, the cap of frozen seawater blanketing most of the Arctic Ocean and neighboring seas in wintertime, follows seasonal patterns of growth and decay. It thickens and spreads during the fall and winter and thins and shrinks during the spring and summer. But in the past decades, increasing temperatures have led to prominent […]
SAN FRANCISCO— Scientists at NASA and the National Snow and Ice Data Center confirmed today that this winter’s Arctic maximum sea ice extent was the second-lowest ever recorded. The announcement comes months after the Trump administration blocked endangered species protection for the ice-dependent Pacific walrus. “This is devastating news for Arctic wildlife like polar bears and walruses that […]
Boulder, Colo.–Unusually high air temperatures and a warm ocean have led to a record low Arctic sea ice extent for November, according to scientists at the National Snow and Ice Data Center (NSIDC). In the Southern Hemisphere, Antarctic sea ice extent also hit a record low for the month, caused by moderately warm temperatures […]
BOULDER, Colo.—At the end of its melt season Arctic sea ice extent stood at second lowest in the daily average and fifth lowest in the monthly average, according to scientists at the National Snow and Ice Data Center at the University of Colorado Boulder. Sea ice extent retreated to 4.14 million square kilometers (1.60 […]