Articles on Antarctica research

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Sea ice responds to changes in winds and ocean currents, sometimes with origins thousands of kilometres away. NASA/Nathan Kurtz

Why Antarctica’s sea ice cover is so low (and no, it’s not just about climate change)

Antarctic sea ice cover fell to an all-time low recently and hasn't yet recovered. Why? The initial answers could lie in an unlikely place – the tropics.
The northeast edge of the Venable Ice Shelf, near Antarctica’s Allison Peninsula. NASA/John Sonntag

Short-term changes in Antarctica’s ice shelves are key to predicting their long-term fate

Last summer one of Antarctica's floating ice shelves calved an iceberg the size of Delaware – but scientists say other less dramatic changes reveal more about how and why Antarctica is changing.

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