More and more of these glacier-fed rivers are merging together and burrowing through the surface.

越来越多源川的河流汇集并在表层下穿过。

The glacial epoch is over, so why is there ice everywhere?

川纪过去了，为什么处都是凌？

As the ice retreats it uncovers the foliage it had entombed.

川的消埋在下的植物重见天日。

Patoka has always been an arid region with little rainfall and no glacial water.

帕塔卡一直是一个干旱地区，很少降雨，没有川水的存在。

Here the glaciers shatter and collapse into the sea.

川在此碎裂，翻入海中。

The oceans will heat up and glaciers will melt.

海洋的温度也在不断上升，川不断消。

And yes, the glaciers, they are melting.

而川正在消。

Rising temperatures could mean no more glaciers in Glacier National Park.

气温升高可能意味着川国家公园不再有川了。

Perhaps in an effort to be heard over cracking icebergs.

也许这是蓝鲸为了盖过川碎裂声，同伴听的声音。

Modern animations like Ice Age are made largely using computer imagery, but traditional animations were hand-drawn.

现代动画片比如《川世纪》，大部分是利用电脑影像制作的，但是传统动画片都是手绘的。

Warmer waters around retreating glaciers like the one in Antarctica expedite the process.

像南极洲的川一样，退缩的川周围温暖的海水加速了这一过程。

Or we could just show a drawing of them walking in the ice?

或者是我们可以展示一张它们在川中漫步的图画？

This is not to suggest that the pace of progress ought to be glacial.

这不是说进步的步伐应该像川一样缓慢。

Glaciologists at the University of California were mapping it out using new technology.

加利福尼亚大学的川学家用新技术绘制出了它的地图。

There's ground ice, there's rock-covered glaciers, there's ice for us to use.

有地面，有岩石覆盖的川，有供我们使用。

Common fossils are shells, bones and molds and imprints.

常见的化石有贝壳、骨头以及地球上或川中永久冻结的模具和印痕。

These are found buried in the earth or permanently frozen in glaciers.

这些被发现埋在土里或永久冻结在川中。

So we're gonna try and get to the...right to the snout of the glacier.

我们要试着达...川鼻的位置。

These storms are causing respiratory illnesses, damaging livestock, disrupting transport and even melting arctic ice.

这些风暴会引起呼吸道疾病、破坏牲畜、扰乱交通，甚至造成北极川化。

Think of films like The Lion King, Shrek or Ice Age.

想一下像《狮子王》，《怪物史莱克》或者《川世纪》这类电影。