And what happens is when you start flooding permafrost areas, permafrost starts to deteriorate.

“土区被水淹没后会开始解。

The first is in protecting the arctic's permafrost.

先是保护北极的土。

Methane gas somehow accumulates in the permafrost of Siberia.

甲烷气体以某种方式积聚在西伯利亚的土层中。

The view in Washington is that a Russian offensive needs frozen ground given Ukraine's landscape.

白宫认为，鉴于乌克兰的地形，俄罗斯的进攻需要土。

That is because the mountain is covered with permafrost.

这是因为那座山被土所覆盖。

So is there a way to save the permafrost?

那有办法救土吗？

And the permafrost acts as a natural freezer, making it cost effective and fail safe.

这里的土就像一个天然冰柜，在这里储存种子不仅具有成本效益同时也很安全。

Buried in Siberian permafrost, not growing or dividing, they're not in suspended animation.

埋在西伯利亚土中，不生长或分裂，它们不是假死。

Permafrost is a layer of soil in the world's Arctic and Antarctic areas.

土层是世界北极和南极地区的一层土壤。

The researchers also searched the permafrost for new clues to the age of the fossils.

研究人员还在土层中寻找化石年代的新线索。

You see, the permafrost is one of the world's largest carbon reservoirs.

土是世界上最大的碳储存库之一。

The layer of permafrost beneath prevents water draining away.

下面的土层阻止了水的流失。

Ten percent still is-and a further 14 percent is in a state of permafrost.

即便是现在，依然有10%的陆地覆盖着冰雪。更有14%的地区是土带。

In turn, the rising temperature causes more permafrost to thaw, releasing more methane.

反过来，气温上升导致更多的土融化，从而释放出更多的甲烷。

We only found out about the permafrost When it was too late.

等我们发现土层时 却为时已晚。

The area's water reserves are mainly composed of glaciers, snow, frozen soil, lakes and rivers.

该地区的水资源储备主要由冰川、积雪、土、湖泊与河流组成。

Cases are now being reported of buildings collapsing as the permafrost melts.

有报道称，目前随着土的融化，已出现了建筑物倒塌的情况。

An enormous amount of territory is being transformed from tundra into woodland.

大量的领土正在从土带变成林地。

Management of forests, transportation, the oceans, the melting of the permafrost.

与森林，交通，海洋，和土层的融化都有关系。

The village's roughly 650 residents have seen warming temperatures melt sea ice and permanently frozen land.

该村约 650名居民目睹了气温升高使海冰和土融化。