Chen said that warmer ocean waters may have triggered the melting by seeping under the ice sheet and making it slide more easily over the rock it rests on.

陈建力指出，海水变暖可能导致海水渗入冰盖下面，使冰盖上部更容易失去支撑而滑入水域，从而引发冰盖的消融。

youdao

If it is too thick, which can happen at warmer temperatures, it can create suction that makes it harder to slide over the water layer.

ECONOMIST: Skiing: Not waxing lyrical | The