ENSO episodes has a close relationship with the sea ice extent in the Amundsen Sea, Bellingshausen Sea and Antarctic Peninsula.

• ENSO循环过程与南极海冰变化存在一定联系 ,特别是Amundsen Belling shausen海和南极半岛海冰的变化与ENSO暖事件 (ElNino)较为密切。