这个倡议将把二氧化碳排放量强制降低40%。
The proposed initiative would mandate a reduction of carbon dioxide of 40%.
尾气中一氧化碳的排放量限制在4.5% 以下。
The limit for carbon monoxide is 4.5 per cent of the exhaust gas.
根据新规定，一些工厂将要削减多达90%的排放量。
Under the new rules, some factories will cut emissions by as much as 90 percent.
他必须使环境游说团确信，将采取实质性行动来降低排放量。
He has to satisfy the environmental lobby that real progress will be made to cut emissions.
确切地说，这些气体占温室气体排放量的近一半。
Exactly, these gases account for nearly half the amount of greenhouse gas emissions.
排放量减少，旅行费用降低，这听起来很有吸引力。
较富裕的国家必须作出更大的努力来减少碳排放量。
其结果会是二氧化碳和其他温室气体的排放量增加。
The result would be higher emissions of carbon dioxide and other greenhouse gases.
自动驾驶和共享系统可以减少80%的交通碳排放量。
Self-driving and shared systems could reduce 80% carbon emissions from transportation.
飞行中巡航部分的氮氧化物的排放量下降了四分之一左右。
Nitrogen-oxide emissions during the cruising portions of the flight fell by around a quarter.
有机农业还减少了土壤污染和水污染，降低了温室气体排放量。
Organic agriculture also creates less soil and water pollution and lower greenhouse gas emissions.
总而言之，每一个国家都应该减少二氧化碳排放量来保护地球。
All things considered, I think every country should cut the emission of carbon dioxide to protect the earth.
即使今天排放量开始减少，我们仍然面临着适应气候变化的挑战。
Even if emissions were to begin to decrease today, we would still face the challenge of adapting to climate change.
二氧化碳排放量达到最大值后，全球气候变暖将会持续好几十年。
Global warming will continue for some decades after carbon dioxide emissions peak.
能源消耗和温室气体排放量缓慢增长，到2050年将增加一倍以上。
With modest growth, energy use and greenhouse emissions more than double by 2050.
对排放量的测量并不是一门精确的科学，尤其是涉及到土地使用问题时。
Measuring emissions is not a precise science, particularly when it comes to issuing surrounding land use.
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