燃烧甲烷产生二氧化碳，然后释放到大气中。
The burning of methane generates carbon dioxide that is released into the atmosphere.
按20年的平均数字，甲烷产生的热量比二氧化碳多72倍。
Averaged over 20 years, methane traps around 72 times more heat than CO2.
在不同施肥及水稻品种的稻田土壤中也观测到不同的甲烷产生率。
Different methane production rates are found in the paddy fields treated by different fertilizers and rice varieties.
最近的统计数据显示，火星上的甲烷产生和消亡比地球上的快多了。
Methane on Mars is produced and destroyed far faster than on Earth, according to analysis of recent data.
本文综述了氮肥对土壤甲烷产生的影响，探讨了氮肥影响甲烷产生的机制。
The effect of nitrogen fertilization on methane production is thoroughly reviewed and the mechanism of how nitrogen fertilizers affect methane production in soils is discussed.
乙酸浓度在前期均高于对照组，在后期因甲烷产生而消耗殆尽后则相差不大。
Acetic acid concentrations were higher in early than nc, in late that due to the depletion of methane produced are little difference.
本文报导不同栽培措施下水稻田甲烷释放的特性和甲烷产生菌、甲烷氧化菌的数量、种类。
The effect of different cultivation conditions on the release of methane, the amounts of methanogens and methane-oxidizing bacteria in rice paddy soil are reported.
综合考虑甲烷产生的时间、最高含量和总产甲烷量，放大培养的适宜接种量范围为15%。
The optimum inoculation quantity of scale-up culture is 15% comprehensively considering the biogas production time, the maximum biogas production level, and the total production level of methane.
格陵兰岛的样品在相同的培养时间内没有生长也没有甲烷产生的迹象，不过瓦德姆在会上表示有可能是时间问题。
The Greenland samples haven't been growing for as long and so far don't show much signs of giving off methane - but perhaps they just need more time, she reported at the meeting.
本文介绍了获得中科院自然科学一等奖的“稻田生态系统甲烷产生、转化及传输机理研究”的主要内容和取得的主要进展。
Main advances in the program "Production, transformation and transport mechanism of methane in the rice ecosystem" which won the first prize of CAS Natural Science Award are introduced in this paper.
早期的农民开始砍伐森林，牲畜产生了大量额外的甲烷。
Early farmers started clearing forests and livestock produced a lot of extra methane.
动物打嗝、放屁时会产生另一种危险的温室气体甲烷。
Animals produce methane, which is another dangerous greenhouse gas when they burp and fart.
现在，许多科学家把早期造成地球变暖的大部分原因归结于厌氧微生物——产甲烷菌——它产生了温室气体甲烷。
Many scientists now attribute much of the warming of early Earth to oxygen-intolerant microbes—methanogens—that produce the greenhouse gas methane.
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。
Insects produce less ammonia than pig and poultry farming, ten times less methane than livestock, and 300 times less nitrous oxide.
今年下半年，他们将建设一个更先进的厂房，垃圾埋入几天后，就会腐烂，产生甲烷，而不是躺在地下好几年等着这个过程自然发生。
Later this year, it will build an advanced facility in which trash will enter decay and produce methane in days, instead of lying underground for years to wait for the process to happen naturally.
也开始做到能使动物更好的繁育，产生更少的甲烷。
Better breeding of animals that produce less methane is also starting to happen.
通常情况下，同猪和牛相比，每单位体重或增加每单位体重，昆虫产生更少的甲烷、一氧化氮和氨气。
The insects generally produced less methane, nitrous oxide and ammonia both per unit of body mass and per unit of mass gained than pigs or cattle.
此外，废水也将处理及再利用，而厌氧消化池将现场处理废物，处理过程中产生的甲烷能够提供更多的电力。
Meanwhile, any waste water would be treated and reused, whilst a methane digester utilizes the waste created on-site to generate even more power for the building.
起初甲烷燃掉了所有的氧气并产生热量。
Initially the methane burns up all of the oxygen present to generate heat.
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%。
Methane and nitrous oxides produced by agriculture account for about 10% of man-made warming.
通过这些研究，研究人员希望能学会如何操控这些菌类以制造更多的羧酸盐，一种可以产生甲烷和丙烷的烷烃物质。
Using those results, they hope to learn how to manipulate the bacteria to produce more carboxylates, a chemical that precedes the formation of alkanes like methane and propane.
被困在洋底的甲烷可能会产生类似的影响，特别是在更易受到海面温度上升影响的较浅水域。
A similar effect is possible with methane trapped beneath the ocean floor, especially from shallower regions that are more impacted by sea surface temperature increases.
地球大气层中的甲烷是由活体生物产生的，而木星或其他气态行星上的甲烷是由光与大气层中其他化学物质相互作用而产生的。
On Earth, atmospheric methane is generated by living organisms, but on Jupiter and other gas giants, methane is produced by light interacting with other chemicals in the atmosphere.
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。
Initiate a protocol under UNFCCC to reduce methane and nitrous oxide produced by livestock.
起草文件中还指出，英国排放的温室气体中，有4%要归咎于因养殖奶牛而产生的甲烷。
The document will also point out that the emission of methane by cows is responsible for 4 per cent of the UK's greenhouse gases.
据预测，在2050年前，肉和乳制品消费将翻一番，而且据说目前由家畜产生的甲烷约占世界温室
Meat and dairy consumption is predicted to double by 2050 and methane from livestock is said to currently produce about 18 per cent of the world’s greenhouse gases.
她告诉EarthSky，深海处的原油层已经产生了高浓度的甲烷气体。
She talked to EarthSky about the high concentrations of methane gas she discovered in oil plumes deep beneath the surface of the Gulf.
其中一部分原因是动物在食物消化过程中产生的甲烷。
Part of it comes through methane made by the animals as they digest food.
其中一部分原因是动物在食物消化过程中产生的甲烷。
Part of it comes through methane made by the animals as they digest food.
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