polar cap ice的意思|示意

Steve and Jack gave a talk about their trek across the Polar ice cap. It was very interesting but it made my hair stand on end just to hear about the dangers they faced.

史蒂夫和杰克讲述了他们在极地冰盖的一段艰苦跋涉，故事津津有味，只是听到他们遇到种种险情时，我吓得很。

The pinkish deposits constitute a vast south polar cap believed to contain methane ice, which would have reacted under sunlight to form pink or red compounds.

这些固态氮冰在阳光照射下会产生化学反应，生成粉色或红色的化合物。

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

当然了，极地的冰帽迟早也会融化。

Didn't you see the entire North Polar ice cap melting before your eyes?

你们难道没有看到整个北极冰盖在你们眼前融化吗？

Little has been said in the media about climate change and health - usually what we hear about is polar bears, loss of the ice cap, dying species and flood risks.

媒体总是把注意力放在北极熊、冰盖融化、濒危物种和洪水的危险上，极少提及气候变化对人类健康的影响。

He is expected to warn ministers in polar regions that the arctic ice cap may totally disappear in as little as five years if nothing is done to curb greenhouse emissions.

他会警告负责极区的部长，如果再不下措施抑制温室气体的排放，则北极的冰帽将在五年内完全消失。