Organic compounds contain carbon in their molecules.
有机化合物的分子里含碳。
Dissolved carbon dioxide makes the water more acidic.
溶解的二氧化碳使水更具酸性。
We all need to look for ways to reduce our carbon footprint.
我们都需要寻找减少我们碳足迹的办法。
Burning fossil fuels uses oxygen and produces carbon dioxide.
燃烧化石燃料消耗氧气并产生二氧化碳。
Industrialized countries must reduce carbon dioxide emissions.
工业化国家必须减少二氧化碳的排放。
Plants absorb carbon dioxide from the air and moisture from the soil.
植物从空气中吸收二氧化碳，从泥土中吸收水分。
A spokesperson commented that levels of carbon dioxide were very high.
发言人称二氧化碳的含量很高。
The proposed initiative would mandate a reduction of carbon dioxide of 40%.
这个倡议将把二氧化碳排放量强制降低40%。
Reducing levels of carbon dioxide in the atmosphere is of critical importance.
减少大气层中的二氧化碳含量极其重要。
You can liquefy the carbon dioxide to separate it from the other constituents.
你可液化二氧化碳以使它与其他成分分离。
Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide.
火星周围有一个薄薄的大气层，几乎全由二氧化碳构成。
The emission of gases such as carbon dioxide should be stabilized at their present level.
二氧化碳之类气体的排放应该被控制在目前的水平上。
You can make your flights carbon neutral by planting trees to make up for the greenhouse gas emissions.
你可以通过种树抵消温室气体排放，这样你的飞行就可以做到碳中和。
The particles interfere with the formation of carbon-14 on earth.
这些粒子干扰了地球上碳-14的形成。
This will involve a huge transition to low-carbon energy systems.
这将涉及到向低碳能源系统的巨大转变。
Soil tilling releases carbon dioxide, and delivery vehicles emit exhaust.
耕作翻土会释放二氧化碳，而运输车辆会排放废气。
Fossil fuels release carbon that has been stored for years from the earth.
化石燃料释放出在地球上储存多年的碳。
The wings are made of a polythene film stretched over a carbon fiber frame.
机翼是由铺在碳纤维框架上的聚乙烯薄膜制成的。
Glasgow has pledged to take the lead in reducing carbon emissions in the UK.
格拉斯哥已承诺带头减少英国碳排放。
Pricing carbon proves the most economical way to reduce greenhouse gas emissions.
碳定价被证明是减少温室气体排放最经济的方式。
Global warming will continue for some decades after carbon dioxide emissions peak.
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。
The result would be higher emissions of carbon dioxide and other greenhouse gases.
其结果会是二氧化碳和其他温室气体的排放量增加。
Heating this chemical compound drives off carbon dioxide gas, leaving calcium oxide.
这种化合物加热后会排出二氧化碳，产生氧化钙。
The burning of methane generates carbon dioxide that is released into the atmosphere.
燃烧甲烷产生二氧化碳，然后释放到大气中。
Self-driving and shared systems could reduce 80% carbon emissions from transportation.
自动驾驶和共享系统可以减少80%的交通碳排放量。
To reduce air pollution, the government needs to impose a ceiling on carbon emissions.
为减少空气污染，政府需要设定碳排放上限。
Unburnt vegetation rots quickly, but black carbon persists in the soil for many centuries.
未燃烧的植物腐烂得很快，但黑碳在土壤中存留了好几个世纪。
Graphene is a flat sheet of carbon just one atom thick—with the carbon atoms arranged in a honeycomb lattice.
石墨烯是一种只有单原子厚度的碳原子平面层——碳原子按蜂窝状晶格排列。
Helping forests flourish as valuable "carbon sinks" long into the future may require reducing their capacity to absorb carbon now.
要想让森林成为有价值的“碳汇”并一直持续到未来很长一段时间，就需要降低它们现在吸收碳的能力。
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