北极

River encountered in the Arctic, or crevasse, should around long way to find a narrow point and the ice was thick traffic.

在北极遇到河，或是冰隙，都要绕很长的路，才能找到狭窄一点和冰层厚一点的地方。

But it also threatens their environment, their homes and, for those whose traditions rely on the ice-bound wilderness, the preservation of their culture.

在北极区，在极端冰冷环境里生存了几百年的本地部落注意到了气候和野生动物的变化，他们想去适应这种变化，但常常不知所措。

As ice-covered areas open up, the Arctic will experience more human activity than ever before.

因为随着冰川区域的开发，北极将会经历前所未有的人类活动。

In the 4.6 billion year history of our planet, the present arrangement of cold ice-covered regions at the northern and southern poles represents a recent development.

在地球46亿年的历史中，现有南北极寒冷的覆冰区域分布代表了地球最近的发展。

If this trend is not stopped,we may have virtually ice-free Arctic within 30 years.

如果不阻挡这样的趋势，北极在30年内可能就完全没有冰雪了。

Scientists predict that, within decades, the Arctic may be ice-free in summer.

科学家预测，在几十年内，北极的夏季将不再有海冰。

These two "giants of the North" are losing their beautiful icebound existence and must fight to seek out new ways to live in a world where the rules have changed.

这两个"北极之王"正在丧失它们的冰封世界；为了在这个世界上立足，它们不得不另想办法，适应生存法则的改变。

That's at the polar icecap.

那就是在北极冰冠

They've built a military base under the polar icecap.

他们在北极冰冠下建了一个军事基地

We report on the race for the riches under the northern icecap.

正当股票市场日渐崩溃时，北极迎来了新一轮的冷锋过境。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。