A lake of meltwater has created deep cracks in Greenland's ice, according to a new scientific study. As a result, the 79°N Glacier is showing initial signs of becoming more unstable, the research team ...
Antarctica's unstable “Doomsday Glacier,” an ice mass the size of Florida, is melting, but researchers have discovered a new problem: Deep cracks on the glacier's underside are accelerating its ...
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