Foreman says melting ice endangers polar bears on down to plankton and algae.

福尔曼说，的冰危及北极熊的浮游生物和藻类。

It becomes a breakdown process where everything ends up accelerating until it's all gone.

这形成了冰的过程，所有的步骤加速了，直到所有的冰。

At the same time though, ice is also lost through melting.

与此同时，冰也会因而消失。

For them, melting ice doesn't mean polar bears floating away.

对他们来说，的冰并不意味着北极熊远。

Q 9. What measures should be taken to slow down ice melting?

应该采取哪些措施来减缓冰？

But if you expect melted ice to reassemble you're expecting entropy to fall.

但如果你期待的冰重新冻回去，你期待熵减少。

Oh, the ice has melted and now it is just a lot of slush.

哦，冰了，现已经成了雪泥。

Their icy lands seem to be melting.

它们陆地上的冰似乎正。

If you warm ice it will melt into water.

如果你把冰加热，它会成水。

Ridges make ice thicker, and thicker ice melts more slowly.

冰脊让冰层变得更薄，更厚的冰得更慢。

By late July 2012, about 250 billion tons of ice had melted.

到2012年7月底，约2500亿吨冰已经。

During these months, billions of tons of ice melts and flows into the Atlantic.

短短数月里，数十亿吨的冰并流入大西洋。

But wait, Matt, doesn't salt melt ice?

可等一下，盐不会让冰吗？

And here's what would happen if all the world's ice melted.

我们来看看，如果全世界的冰会发生什么事。

All that melted ice would release carbon dioxide into the air.

所有的冰会释放二氧碳进入大气。

And when all of this ice is gone, the world won't be the same.

当北极所有的冰掉，世界将会变得不一样。

There's more than one way to melt ice.

冰的方法不止一种。

You see, as we heat the world, we melt ice.

你看，当我们让世界变得更热时，我们冰。

It does less damage to plants and melts ice faster than salt.

它对植物的伤害较小，而且比盐冰的速度更快。

She says scientists have never before seen Antarctic ice melting so quickly.

她说，科学家们以前从未见过南极冰得如此之快。