As well as carbon dioxide, planes emit nitrogen oxide, another nasty gas.
除了二氧化碳，飞机还释放出另外一种有害气体——一氧化碳。
2
Nitrogen oxide released from nitrogen fertilisers accumulates in the atmosphere as a green house gas that is 300 times more damaging than carbon dioxide.
由氮肥产生的含氮氧化物等温室气体进入大气后，其产生危害能力二氧化碳的三百多倍。
3
As this gas passes through a solution of chemicals called amines, the carbon dioxide is absorbed but the nitrogen is not.