n.甲烷，沼气

Methane is a potent greenhouse gas.
甲烷是一种强效的温室气体。
The primary component of natural gas is methane.
天然气的主要成分是甲烷。
Livestock farming is a significant source of methane emissions.
畜牧业是甲烷排放的重要来源。
Methane is released during the decomposition of organic matter.
有机物质分解过程中会释放甲烷。
Methane hydrates, found in permafrost and ocean sediments, hold vast amounts of this gas.
存在于永久冻土和海洋沉积物中的甲烷水合物中含有大量这种气体。
The burning of fossil fuels like coal and oil also releases methane.
燃烧煤炭和石油等化石燃料也会释放甲烷。
Methane can be converted into usable energy through processes like anaerobic digestion.
通过厌氧消化等过程，甲烷可以转化为可用能源。
The Arctic permafrost is thawing, releasing trapped methane into the atmosphere.
北极的永冻层正在融化，释放出被困的甲烷到大气中。
Methane leaks from oil and gas operations contribute to climate change.
石油和天然气作业中的甲烷泄漏对气候变化有所贡献。
Capturing and utilizing methane from landfills can help reduce greenhouse gas emissions.
从垃圾填埋场捕获并利用甲烷有助于减少温室气体排放。