[00:00:16]The polar spring brings a brief opportunity for life.

极地的春天带来了一丝短暂的生机

[00:11:30]By summer, the sun no longer sets

到了夏季 太阳不再落下

[00:13:31]and works its magic for 24 hours a day.

全天24小时施展着魔力

[00:16:02]Now it's a race to breed before the sun departs.

各个物种展开了一场繁衍的竞赛

[00:22:22]By autumn, all but the hardiest abandon the poles

到了秋季 美好消失殆尽 严酷再次袭来

[00:32:16]and the ice extends its grip.

冰雪王国不断扩张它的领土

[00:43:01]Land and sea close down for the long, polar winter,

大地与海洋失去生机 共同进入漫长的极冬

[00:48:00]until, once again, the sun returns.

等待太阳的再次升起

[00:51:27]It's spring in the High Arctic

时值北极的春季

[01:01:30]and the sun illuminates a giant frozen ocean,

太阳照耀着冰封的无垠海洋

[01:04:55]the first stop on our journey.

这也是我们旅程的第一站

[01:08:40]The most powerful land predator is on the prowl.

陆地上最强健的捕食者正在悄然潜行

[01:21:24]A male polar bear is searching for a mate.

一只雄性北极熊正在寻觅配偶

[01:28:18]Willing females are few and far between

愿意交配的母熊凤毛翎角

[01:30:56]and the sea ice on which he travels will soon melt and vanish.

随着他的跋涉 海冰会迅速融化消失

[01:34:32]He's running out of time to find a mate

在这广袤冰冻的荒原上寻找配偶

[01:40:17]in this vast, frozen desert.

他的时间紧迫