Finally, you climb into an arctic-like zone with permanent snow and the glaciers that may soon disappear.

最后，你会爬到一个类似北极的区域，那里有着永久性的积雪和可能很快消失的冰川。

youdao

According to international law, each of the countries bordering the Arctic hold sovereignty over a zone measuring 200 nautical miles (370 kilometres).

国际公约规定，每一国可以对其与北极接壤的370公里以内的海域拥有主权。

youdao

The global change appears to affect the Arctic and Antarctic regions such as the events of ozone hole in the Antarctic atmosphere and north moving of permafrost zone in the Arctic region.

同时，南极上空臭氧空洞的出现，北极地区冻土带的北移等都表明全球变化也在明显地影响着两极。

youdao

Some countries with a stake in the Arctic's riches are trying to extend that zone, some in more brazen ways than others.

CNN: Countries in tug-of-war over Arctic resources