The microbes break down the methane as fuel.

微生物将甲烷分解作为燃料。

Those dosed samples produced no methane.

这类样本不能产生甲烷。

The bio-digester creates enough methane for cooking three meals a day.

这种生物沼气池能够为人们的一日三餐提供充足的燃气。

The biggest environmental problem for cattle, though, is the heat-trapping gas methane.

然而，对牛来说，最大的环境问题是吸热型气体——甲烷。

And it also discovered traces of methane.

是的，火星表有有机物。

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永久冻土融化，从而释放出更多的甲烷。

But the samples in which microbes were allowed to survive did put out methane.

而可以让微生物生存的样本会释放出甲烷。

We have a methane problem from cows.

我们遇了牛的甲烷问题。

Even dunes of frozen methane on Pluto.

甚至还有冥王星上冻结的甲烷沙丘。

Massive pockets of methane gas would explode.

大量的甲烷气体会发生爆炸。

These include carbon dioxide, methane and nitrous oxide.

其中包括二氧化碳、甲烷和一氧化二氮。

For example, LHS 475 b cannot have a thick atmosphere that is mostly methane, Lustig-Yaeger said.

例如，LHS 475b不可能有以甲烷为主的厚大气层，拉丝汀·一格说。

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永久冻土层中。

Okay, wait, but what about methane?

好吧，等等，但是甲烷呢？

For example, take methanogens, the microbes that make methane.

比如产烷生物，一种制造甲烷的微生物。

From there, we were able to create methane stoves.

连通之后，我们用上了沼气炉。”

Then there are gases like carbon dioxide and methane.

然后是二氧化碳和甲烷等气体。

Now and so what everybody wants to find is methane.

因此每个人都想找甲烷。

As the submerged vegetation decays, it releases methane or CO2.

水下植被腐烂后，会释放出甲烷或二氧化碳。

Tony, do what you can to cover the methane smell.

托尼，尽你所能盖住甲烷气味。