Satellite images reveal missing Antarctic ice the 'size of France'

A vast area of winter sea ice, estimated to be about the size of France, is missing from the Bellingshausen Sea off West Antarctica, sparking significant concern among scientists. They fear the ice may never reform due to prevailing warming ocean conditions.

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It is concerning, absolutely.

Satellite images taken in June reveal that the Bellingshausen Sea, which typically freezes over in winter, is largely ice-free this year. This deficit covers approximately 650,000 square kilometers. Dr. Will Hobbs, a sea ice researcher at the University of Tasmania, described the situation as "concerning, absolutely."

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I think it's likely the ocean conditions now will not support very much winter sea ice.

Dr. Hobbs pointed to the unique oceanography of the Bellingshausen Sea, noting its relative warmth and its connection to southward-moving warm ocean waters. He believes these factors contribute to the region's tendency for significant land ice loss and are likely why winter sea ice is failing to form. "I think it's likely the ocean conditions now will not support very much winter sea ice," he stated.

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I don't think we're going to see a whole lot form there anymore.

While some ice might form later in the season, Dr. Hobbs suggested it would likely be ice drifting in from elsewhere, rather than new local formation. He has been monitoring the area daily since April and finds the current decline unsurprising, though still a major point of concern. The broader consequences of this sea ice loss include impacts on marine life, such as penguins, and potential global effects, including contributions to sea level rise by affecting ice shelves. Physical oceanographer Edward Doddridge commented that such losses are becoming an expected pattern in a warming world.

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It's not good news, but it has become a pattern that we're expecting now.