Arctic sea ice has likely reached its minimum extent for the year, at 4.28 million square kilometers (1.65 million square miles) on September 11, 2024, according to scientists at the National Snow and Ice Data Center (NSIDC) at the University of Colorado Boulder. The 2024 minimum is ranked seventh lowest in the 46-year satellite record. […]
BOULDER, Colo., March 22, 2017—Arctic sea ice was at a record low maximum extent for the third straight year, according to scientists at the National Snow and Ice Data Center (NSIDC) and NASA. On March 7, sea ice extent over the Arctic Ocean reached 14.42 million square kilometers (5.57 million square miles), then gradually began […]
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 […]