A nice example is that dreaded polar ice cap.

这儿有一个很好的例子：对于可怕的极地冰帽。

Of course, in time the polar ice cap will melt.

当然了，极地的冰帽迟早也会融化。

2010 was an exceptional year for Greenland's ice cap.

2010年对格陵兰岛的冰帽来说是不同寻常的一年。

He said that further warming could trigger polar ice cap melting.

他说进一步的变暖可能触发极地冰帽融化。

When the annual snow is melted away, parts of the ice cap are exposed.

当全年的雪都融化时，部分冰帽就会暴露在外面。