Glaciers can erode landscapes swifter than rain and rivers.

河侵蚀地形的速度， 远快於雨水和河流。

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，川不断消融。

And yes, the glaciers, they are melting.

而川正在消融。

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

气温升高可能意味着川国家公园不再有川了。

As the glacier carves through this valley, it gouges out millions of tons of rock.

当河穿过这个山谷 会挖出百万吨的岩石。

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。

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。

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

这些被发现埋在土里冻结在川中。

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

我们要试着到达...川鼻的位置。

Who knew? Who knew that Iceland was a hedge fund with glaciers?

谁会知道？说会知道岛是个覆盖着山的避险基金？

Glaciers often provide the only supply of water for people during dry seasons.

在旱季，川通常是人们唯一的水源。

Ocean warming could also further accelerate the melting of the glaciers.

海洋的变暖也可能进一步加速川的融化。

These glaciers are the source of most of the water in the region.

这些河是此地区最主要的水源。

Some of these areas are on top of glaciers.

其中一些地区位于川之上。

One of the most exciting discoveries is the 1000-kilometer-wide Sputnik Planitia glacier.

最令人激动的一个发现之一是1000 千米宽的史波尼克高原川。

Now, do people ever walk across the glaciers?

人们可以步行穿越川？

And it's beautiful because you have a lot of mountains, rivers, glaciers.

波利尼西亚非常美丽，那里有很多山，还有很多河流和川。

It was moved here by powerful ancient glaciers.

它被强大的古代川移动到了这里。

Scientists say this snow and rain is what permits the glacier to grow.

科学家说，这些降雪和降雨就是川生长的原因。