'Doomsday Glacier' vulnerability seen in new maps
Scientists may just have identified Thwaites Glacier's Achilles heel. This Antarctic colossus is melting at a rapid rate, dumping billions of tonnes of ice in the ocean every year and pushing up global sea-levels. Now, a UK-US team has surveyed the deep seafloor channels in front of the glacier that almost certainly provide the access for warm water to infiltrate and attack Thwaites' underside.
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