卫星图像显示，南极变化最快的冰川中有2个–松岛和Thwaites–正在比以往更快地破裂和变弱，向冰川迈进了一步’崩解并导致海平面急剧上升。
Rift evolution across the ice tongue – a long, narrow ice sheet extending seaward – of Antarctica’s Pine Island Glacier (PIG) 在 September 和 October of 2018, as seen by the Copernicus Sentinel-1 mission. The video shows the emergence of an ice sheet rift 在 a region that was previously stable. Image via ESA http://www.esa.int/ESA_Multimedia/Images/2020/09/A_break_in_Antarctica_s_Pine_Island_Glacier
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