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Ice Sheets

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NISAR Radar Reveals ‘Hummingbird’ Pattern of Crevasses Around Antarctic Nunatak

Released in July 2026, the polarized L‑band image maps surface versus volume scattering to expose crevasses and hidden ice structure that will help track glacier change

Two New Studies Show Ocean Heat Is Supercharging Antarctic Ice Loss

Warm Deep-Ocean Water Is Shifting Toward Antarctica, First Observations Show

Scientists Recover Record Sub-Ice Sediment Core Beneath West Antarctica

Record 228-Meter Core Recovered Beneath West Antarctic Ice Points to Past Open Ocean

Robot Float Returns First Under-Ice Readings From East Antarctic Shelves

Megaberg A23a Rapidly Disintegrates, Loses Crown as Largest Iceberg

Nature Review Finds Abrupt, Interlinked Antarctic Shifts With Global Consequences

Antarctic’s 1.5-Million-Year Ice Cores Reach Europe for Analysis

First Continuous Record Links Wordie Ice Shelf Collapse to Ocean Heat