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。

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。

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?

那有办法拯救土吗？

And this leads to a preservation of around 80 percent of the original-today's permafrost area.

这可以保目前80%的原始土区。

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

这的土就像一个天然冰柜，在这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。

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。

The researchers dug up permafrost and brought it back to Copenhagen to search for DNA.

研究人员挖出了土，并将其带回哥本哈根寻找DNA。

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。

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。

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。

As temperatures rose, the Arctic permafrost would melt and release more carbon dioxide into the atmosphere.

随着气温的逐渐上升，北极的层也将会融化，并向大气中释放出更多二氧化碳。

A recent oil spill near the Arctic city of Norilsk was partly blamed on melting permafrost.

最近在北极城市诺尔斯克附近发生的石油泄漏，部分原因是土融化。

The permafrost turned out to be loaded with genetic material.

这些土层中原来含有大量遗传物质。

Part of the animal was sticking out of the frozen ground, or permafrost, on Bolshoy Lyakhovsky Island.

在大利亚霍夫岛上，这只动物的一部分躯体从土中伸出来。

Under the right conditions, however, such as the extreme cold of Arctic permafrost, this decay can be slowed.

然而，在适当的条件下，比如极寒的北极土层，分解的速度可以减缓。