Nitrous oxide is also a greenhouse gas.

氮化物一氧化氮也是温室气体的一种。

As a result: Nitrous oxide became an early form of anesthesia.

结果：一氧化二氮成为一种早期的麻醉剂。

70% of this was caused by methane and nitrous oxide emissions.

其中70%是由甲烷和一氧化二氮的排放造成的。

Soil stores organic carbon, but can emit methane and nitrous oxide.

土壤储存有机碳，但会释放甲烷和一氧化二氮。

It is then converted to nitrous oxide which adds to global warming.

然后又会转化成加剧全球变暖的亚硝酸氧化物。