West Antarctica's history of rapid melting foretells sudden shifts in continent's 'catastrophic' geology

PHYSorg
Dec 23, 2025, 2:11 pm117 ptsTrending
Due to its thick, vast ice sheet, Antarctica appears to be a single, continuous landmass centered over the South Pole and spanning both hemispheres of the globe. The Western Hemisphere sector of the ice sheet is shaped like a hitchhiker's thumb—an apt metaphor, because the West Antarctic ice sheet is on the go.

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