Scientists report a dramatic drop in the extent of Antarctic sea ice

By | January 6, 2023

Inside Climate News reports:

The new year started with the familiar refrain of climate extremes, as scientists with the National Snow and Ice Data Center reported Jan. 3 that the sea ice around Antarctica dropped to its lowest extent on record for early January.

“The current low sea ice extent … is extreme, and frankly we are working to understand it,” said Antarctica expert Ted Scambos, a senior research scientist with the Earth Science and Observation Center at the University of Colorado at Boulder.

Scambos said the sea ice extent is about 270,000 square miles less than the previous low, set in 2018. That’s an area just a bit bigger than Texas, and the measurements reflect a persistent, strong trend toward lower-than-average Antarctic sea ice extent that started in 2016 and shows no signs of letting up, he added. [Continue reading…]

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