Several Arctic nations have already committed to action.

多个地国家都已承诺要付诸行动。

Polar vortex is so much fun to say.

地涡旋听起来很有趣。

Climate change could devastate Atlantic and polar cod.

气候变化可能会摧毁大西洋鳕鱼和地鳕鱼。

It only washed his satin fleece the whiter.

地熊宛如白色缎子般皮毛愈加亮丽。

Having all Las Vegas by the Cocteau Twins.

地双子星 （Cocteau Twins） 的“Having all Las Vegas”。

Mars, like Earth, has polar ice caps.

和地球样，火星也有地盖。

And he's been serving up this polar science knowledge to the masses.

他直向大众传递这些地科学知识。

Another arctic blast is about to turn the Midwestern US into an icebox.

美国中西部地区即将遭受另地寒流的侵袭，气温将大幅下降。

The only way to be in the polar vortex is to be in an airplane.

在地漩涡中的唯方法就是乘坐飞机。

Food is one of the most important aspects of survival in a polar climate.

要在地气候中生存，食物是其中个最重要的方面。

It wasn't available to earlier polar explorers, whose diet was commonly insufficient for their health.

早期的地探索者无法使用这种方式，他们的饮食普遍对身体不好。

There's this thing called the polar vortex we've told you about before.

这是我曾经在节目中提到过的地涡旋。

Forecasters say there could be some movement in the polar vortex.

气象预报员说，地涡旋可能会有些活动。

Here are polar caps in sunbake deserts, giant volcanoes , mighty canyons.

这里有沙漠的地沙帽, 巨大的火山、神秘的峡谷。

In 1870. And it was called the Polar Research Meeting.

1870年，它被称作地研究会议。

And then, not long after that, they organised something called the First International Polar Year.

不久之后，他们组织了次国际地年。

Sea levels will rise as ice around the Earth's poles continues to melt.

地川的持续融化会使海平面升高。

Kia also changed its brand colors to Midnight Black and Polar White.

起亚汽车也将品牌颜色改为“午夜黑”和“地白”。

I was on the Mars Polar Lander team in 1999.

我在1999年的火星地着陆者计划。

So a huge success would vindicate all those years leading to Polar Lander.

所以巨大的成功可以扫这些年地着陆者失败的苦闷。