Atmospheric Rivers Help Create Sea Ice Holes

Atmospheric Rivers Help Create Sea Ice Holes
(Markus Rex/Alfred Wegener Institute via AP)

Long “atmospheric rivers” help create massive holes in Antarctic sea ice and may influence ocean conditions around the vast continent, according to new research.

Scientists studied the impact of the intense plumes of warm and moist air that flow to the polar environment from the coast of South America and found that their repeated arrival during winter of 2017 contributed to the development of a sea ice hole (a polynya) in the Weddell Sea region of the Southern Ocean.

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