It would be fantastic if we could refreeze the Arctic.

如果我们能冰冻北极就好了。

And here is what would happen if we could refreeze the Arctic?

我们一路坎坷，如果我们冰冻北极怎样。

Can you refreeze melting Arctic ice?

你们能够冻结正在融化的北极冰吗？

We should at least try to refreeze a small portion of it.

至少应该试着冻结一小部分。

If the sea refreezes, they can become trapped, unable to feed or reach the surface to breathe.

如果海面再次冻结，它们就被困住，无法进食，无法探出水面进行呼吸。

The warm air completely melts the ice into rain and then doesn't have time to refreeze back into snow.

温暖的空气将冰完全融化成雨，并且没有间冻结成雪。

And once your skate passes, the water refreezes.

一旦你的冰鞋通过，水就结冰。

A lot of what melts, however, does not flow away. It later refreezes onto the ice sheet when the weather cools.

然而，许多融化的水并没有流失。气候变冷，它再次冻结在冰盖上。

Much of the melt will refreeze, but the amount that is lost for good might exceed the record loss in 2012.

多数融冰再次冻结，但永远失去的冰盖数量将打破2012年的记录。

Of course, the top layer kind of thaws over summer and then refreezes over winter.

然，顶层在夏天融化，然后在冬天冻结。

Well we are going to try and refreeze the caesium by cooling it with liquid nitrogen.

好吧， 我们将尝试通过用液氮冷却铯来冻结铯。

Spots of melting snow have created ponds and channels that refreeze into stunning veins of blue ice.

融化的雪点形成了池塘和河道，这些池塘和河道冻结成令人惊叹的蓝色冰脉。

" And this rain caused freezing and refreezing and melting within the cracks and this of course splits up the cracks, you know."

“雨水引起裂缝中产生冰冻，复冰冻和融化，你知道，这样加大裂缝。”

Sleet is similar except it falls through a smaller layer of warm air and has time to refreeze just a bit before reaching the ground.

雨夹雪与之相似，只是它通过了一层较小的暖空气层，在达到地面之前有间再冻结一下。

As it makes its decent, they both melt into a raindrop as it's entering the lower levels of the atmosphere sleet will refreeze into basically an ice pellet.

雨滴进入大气层的低层，它们都融化成一个雨滴，雨夹雪基本上冻结成一个冰粒。

And the more times they have to freeze, thaw and refreeze, the more likelihood that they'll be a little worse for wear at the end of the winter.

被迫“冷冻-解冻-再冷冻”的次数越多，它们就越可能在冬季结束状态变糟。

You don't want to do that. Refreezing not only removes moisture, but it creates ice crystals in the fibers of the meat that can compromise its taste and texture.

你不想那样做的。二次冷冻不仅损失水分，还在肉的纤维里产生冰晶，那影响肉的味道和肉质。

" The bears face an ever longer fasting period before the ice refreezes and they can head back out to feed, " Steven Amstrup, who conceived the study and is chief scientist of Polar Bears International, told AFP.

该研究的提出者、北极熊国际协的首席科家斯蒂芬·阿姆斯特拉普告诉法社说：“在冰雪冻结、可以外出觅食前，北极熊面临着前所未有的超长禁食期。”

That is, the areas where the ground, the soil, is always frozen, except for the very top layer, what we call the active layer of permafrost, which melts in the summer and refreezes again in the winter.

也就是说，地面（土壤）总是结冰的区域， 除了最顶层，我们称之为永久冻土的活性层，它在夏天融化， 在冬天再次冻结。

There are reports of igloos losing their insulating properties as tile snow drips and refreezes, of lakes draining into the sea as permafrost melts, and sea ice breaking up earlier than usual, carrying seals beyond the reach of hunters.

有报道称因纽特人的小冰屋由于下雪后再次结冰就失去了隔温功能。类似的报道还有由于永久冻土的融化使得湖退变成了海，海中的冰相比从前更早断裂，从而带走了猎人们寻找的海豹。