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

冰川纪过去了，为什么到处都是冰凌？

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

冰川消融让深埋在冰下植物重见天日。

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

越来越多源自冰川河流汇集并在表层下穿过。

The oceans will heat up and glaciers will melt.

海洋温度也在不断上升，冰川不断消融。

Perhaps in an effort to be heard over cracking icebergs.

也许这是蓝鲸为了盖过冰川碎裂声，让同伴听到自己声音。

It was moved here by powerful ancient glaciers.

它被古代冰川移到了这里。

" This summer we had scientists on board, and we were able to observe global warming through melting glaciers, simple as that, it's astounding, it's not cyclical, climate change is exponential" .

" 这个夏天我们有科学家在船上，我们能通过冰川融化观测全球变暖，就那样简单，非常令人震惊，不是周期性，全球变暖越来越快。"

Other problem areas identified in the report included glaciers, which provide vital water resources for millions of people, but which are shrinking as the climate warms.

报告中确定其他问题领域包括冰川，冰川为数百万人提供了至关重要水资源，但随着气候变暖，冰川正在缩小。

The western Antarctica was losing the vast majority of ice, you know, decreasing in mass, and showing signs of strain, you know.

南极洲西部有量冰川消失，就是很范围消失，形势十分紧张。

Roughly 10% of its surface is covered by glaciers and there are 130 volcanoes spread throughout, 18 of which have erupted since the settlement of Iceland 1100 years ago.

约10%表面被冰川覆盖，有130座火山分布在各地，自1100年前冰岛定居以来，其中已经喷发过 18 次。

The Glacier Express wasn't always a luxury tourist attraction.

冰川快车并不是一个豪华旅游打卡点。

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图画？

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

这不是说进步步伐应该像冰川一样缓慢。

In the winter especially, glaciers can be dangerous because you can't see below the snow.

冰川是很危险，尤其是在冬天，因为你看不到雪下是什么。

But I've traveled on the Glacier Express to Switzerland, and I traveled across China by train about 8 years ago.

但我坐过到瑞士冰川快车，8年前我坐火车走遍了中国。

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

加利福尼亚学冰川学家用新技术绘制出了它地图。

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雪形成冰，冰川是块，缓慢移冰。

NASA says it's natural and a marine glaciologist says the structure of the sheets snow crystals and how they break apart is what's responsible for the sheets special shape.

NASA表示，这是自然现象，一位海洋冰川学家表示，这些冰雪晶层结构以及它们分裂原因是造成冰块特殊形状原因。

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

有地面冰，有岩石覆盖冰川，有冰供我们使用。

Common fossils are shells, bones and molds and imprints.

常见化石有贝壳、骨头以及地球上或冰川中永久冻结模具和印痕。