末日冰川冰架即将崩解

‘Doomsday’ glacier on thin ice The ice shelf holding back Thwaites glacier in Antarctica is starting to break up, with worrying implications for global sea levels, finds Alison George ANTARCTICA’S most threatened glacier is about be further destabilised, as the floating ice shelf in front of Thwaites glacier is set to detach. Dubbed the “doomsday glacier”, Thwaites is about the size of Britain, but it is shrinking rapidly and is already responsible for 4 per cent of all global sea-level rise. Worse still, its collapse is expected to set off a domino effect in the entire West Antarctic ice sheet, ultimately resulting in a calamitous sea-level rise of 3.3 metres and changing the coastline of the entire planet. …