The edge of Antarctica once felt steady and predictable. Each winter, sea ice spread across the ocean. Each summer, it melted back.
This cycle repeated for decades. Scientists tracked it and understood most of it.
Then things changed. Since 2015, Antarctic sea ice has dropped sharply. By 2023, it reached the lowest level ever recorded.
A new study explains why. The answer is not one…
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Source www.earth.com
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