Antarctic ice shelf the size of France is suddenly jumping twice a day, scientists warn it could trigger devastating ice quakes

Ice shelves are permanently floating sheets of ice connected to land.Pictured is the Ross Ice Shelf, the largest ice shelf in Antarctica.

Antarctica’s largest ice shelf is moving and could trigger icequakes, a new study warns. Researchers found that the Ross Ice Shelf, an ice platform covering nearly 200,000 square miles, an …

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