Insects produce less ammonia than pig and poultry farming, ten times less methane than livestock, and 300 times less nitrous oxide.
昆虫产生的氨比猪和家禽少，它们产生的甲烷比家畜少十倍，而产生的一氧化二氮比家畜少三百倍。
The atmosphere has small amounts of nitrous oxide.
大气中含有少量一氧化二氮。
Dentists may give patients nitrous oxide so they will not feel pain.
牙医可能会给病人一氧化二氮，这样他们就不会感到疼痛。
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。
Methane and nitrous oxides produced by agriculture account for about 10% of man-made warming.
农业产生的甲烷与一氧化二氮，在人为导致的全球变暖[因素]中，占了约10%。
Initiate a protocol under UNFCCC to reduce methane and nitrous oxide produced by livestock.
据气候变化框架公约创建一个协议，以减少畜牧业产生的甲烷和一氧化二氮。
A very high excess of oxygen, methane, and nitrous oxides would certainly be suggestive of life.
充足的氧气，甲烷和氧化二氮当然可能预示着生命。
Scientists estimate nitrous oxide accounts for about 6 percent of human-induced climate change.
在人为引起的气候变化中，科学家估计一氧化二氮约占6%。
Before a procedure, patients inhale these gasses, which are mixed with either oxygen or nitrous oxide.
手术之前，患者会吸入这些混合着氧气或一氧化二氮的麻醉气体。
Emissions of nitrous oxide (a very powerful greenhouse gas) caused by the application of nitrogen fertilisers.
氮肥的使用造成氧化亚氮的排放(一种威力强大的温室气体)。
Many other gases, such as methane and nitrous oxide, contribute to warming, although not as much as carbon dioxide.
其它气体，如甲烷、一氧化二氮等，尽管没有像二氧化碳那样严重的影响气候，但他们依然在加剧全球变暖。
Destaillats's team reckon that NNK is produced when nicotine from tobacco smoke reacts with nitrous acid in the air.
Hugo Destaillates的团队猜想，亚硝胺(NNK)是烟草中的尼古丁和空气中的亚硝酸反应生成的。
Intensive farms also use fertilizers which release the powerful greenhouse gas nitrous oxide when applied to the soil.
集约化农业生产使用化肥，施到土壤中的化肥会释放强大的温室气体一氧化二氮。
She is measuring residue yields, soil organic carbon, and greenhouse gas emissions (carbon dioxide, methane, and nitrous oxide).
她一直在测算残渣的收益、土壤的有机碳含量和温室气体排放量（二氧化碳、甲烷和一氧化二氮）。
Then there's manure —all that animal waste generates nitrous oxide, a greenhouse gas that has 296 times the warming effect of CO2.
接下来是动物粪便——所有动物的粪便都产生一氧化二氮，一种温室效应是CO2 296倍的温室气体。
Because precipitation usually increases nitrous oxide emissions from the soil, she also collects data after any rain or snowfall.
因为降水通常会加剧土壤中一氧化二氮向外排放，她也搜集每次降雨或降雪后的数据。
But a large proportion of global greenhouse gas emissions are actually other gases, such as N2O (nitrous oxide) and CH4 (methane).
但是，全球温室气体排放实际上有相当一部分是其他气体，如N2O(一氧化二氮)和CH4(甲烷)。
Run-off from animal manure also fouls watercourses, and the release of nitrous oxides from uncovered dung heaps pollutes the air.
动物粪便的流出物还污染了水道，未遮盖的粪堆释放出的氧化亚氮（ N2O） ，还会污染空气。
Then there's manure - all that animal waste generates nitrous oxide, a greenhouse gas that has 296 times the warming effect of CO2.
接下来是动物粪便——所有动物的粪便都产生一氧化二氮，一种温室效应是CO2 296倍的温室气体。
The emission of methane and nitrous oxide is largely the result of agricultural activities; nitrous oxide from fertilisers and methane mostly from cows.
甲烷和一氧化二氮的排放主要是农业活动的结果：一氧化二氮源于化肥而甲烷主要来自奶牛。
In fact, while animal agriculture accounts for 9% of our carbon dioxide emissions, it emits 37% of our methane, and a whopping 65% of our nitrous oxide.
事实上，畜牧业所产生的二氧化碳排放量占9%，同时释放出37%的甲烷，及65%的一氧化二氮。
Beaulieu and colleagues measured nitrous oxide production rates from denitrification in 72 streams draining multiple land-use types across the United States.
对美国各地多种土地使用类型的72条排水溪流，比尤利和同事测量了脱氮作用造成的一氧化二氮产生率。
There, in a process called denitrification, microbes convert the nitrogen into nitrous oxide (also called laughing gas) and an inert gas called dinitrogen.
在那里，经称为脱氮的过程，微生物把氮转化为一氧化二氮(又称笑气)和一种称为二氮的惰性气体。
Like Gollany, Johnson USES the specialized Chambers to measure the levels of carbon dioxide, methane, and nitrous oxide released throughout the entire year.
像高兰尼一样，约翰逊利用特制的取样器测量全年排放的二氧化碳、甲烷和一氧化二氮的含量。
She concluded that when used properly, uncertainty in measured emission levels of methane and nitrous oxide could be reduced from about 50% to less than 10%.
她的结论是，如果使用得当，甲烷和一氧化二氮排放量测量的不确定性可从约50%降低到不足10%。
The gas, properly known as nitrous oxide, could soon pose a bigger threat to ozone than CFC chemicals, the use of which has been restricted since the 1980s.
这种正式名为一氧化二氮的气体对臭氧层所构成的威胁，可能很快就会超过氟氯烃(CFC)化学品。而后者自上世纪八十年代以来就已被限制使用。
Using new technology, clean coal plants sharply reduced the number of sooty particles spewed into the air, as well as gases like sulfur dioxide and nitrous oxide.
使用新技术，清洁煤电厂大大减少了煤烟粒子散发到大气中的数量，以及像二氧化硫和一氧化氮等气体。
Using new technology, clean coal plants sharply reduced the number of sooty particles spewed into the air, as well as gases like sulfur dioxide and nitrous oxide.
使用新技术，清洁煤电厂大大减少了煤烟粒子散发到大气中的数量，以及像二氧化硫和一氧化氮等气体。
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