In 2016, Antarctic sea ice, which had previously shown record expansion, shifted rapidly toward unusually low levels. This abrupt shift left scientists scratching their heads, wondering why it had vanished so quickly despite years of growth. A new study published in the journal Proceedings of the National Academy of Sciences may finally have the answer.

In 2016, Antarctic sea ice, which had previously shown record expansion, shifted rapidly toward unusually low levels. This abrupt shift left scientists scratching their heads, wondering why it had vanished so quickly despite years of growth. A new study published in the journal Proceedings of the National Academy of Sciences may finally have the answer.

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