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

冰川纪过去，什么到处都是冰凌？

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

冰川的消融让深埋在冰下的植物重见天日。

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

越来越多源自冰川的河流汇集并在表层下穿过。

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，没有冰川水的存在。

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

像南极洲的冰川一样，退缩的冰川周围温暖的海水加速这一过程。

Here the glaciers shatter and collapse into the sea.

冰川在此碎裂，翻入海中。

The oceans will heat up and glaciers will melt.

海洋的温度也在不断上升，冰川不断消融。

And yes, the glaciers, they are melting.

而冰川正在消融。

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

气温升高可能意味着冰川国家公园不再有冰川。

Perhaps in an effort to be heard over cracking icebergs.

也许这是蓝盖过冰川碎裂声，让同伴听到自己的声音。

It was moved here by powerful ancient glaciers.

它被强大的古代冰川移动到这里。

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

现代动画片比如《冰川世纪》，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。

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冰川中漫步的图画？

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冰川一样缓慢。

We drive right up to the edge of it and then we put on gear.

我们一直开车行驶到冰川边缘，然后才穿上装备。

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

加利福尼亚大学的冰川学家用新技术绘制出它的地图。

Ice is made from snow falling on Greenland's glaciers - large, slow-moving masses of ice.

落在格陵兰岛冰川上的雪形成冰，冰川是大块的，缓慢移动的冰。

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

有地面冰，有岩石覆盖的冰川，有冰供我们使用。

Common fossils are shells, bones and molds and imprints.

常见的化石有贝壳、骨头以及地球上或冰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冰川中。