While in the western Antarctic, the Ronne ice shelf of the Weddell Sea and the eastern part of Ross Sea ice shelf, collapse and retreat trend was evident.

• 西南极威德尔海的龙尼冰架和罗斯海冰架东部崩解和收缩趋势明显,东南极的冰架也有崩解和收缩,但没有西南极明显。