Carbon dioxide is the second most important greenhouse gas, trapping heat in our atmosphere and increasing global temperatures via the greenhouse effect.
二氧化碳是第二大重要的温室气体，它阻止我们的大气散热，并通过温室效应增加全球温度。
The warming effect of these pollutants, which stay in the atmosphere for several days to about a decade, is already about 80 percent of the amount that carbon dioxide causes.
这些污染物在大气中停留数天或十年左右，它对气候变暖的影响，大约相当于80%的二氧化碳引起气候变暖的效应。
The increase in carbon dioxide in the atmosphere resulting from the burning of coal and oil is creating a greenhouse effect, and raising the world's average temperature.
燃烧煤和油使大气里的二氧化碳成份增加，这就带来了温室效应，使世界平均气温上升。
Carbon dioxide remains in the atmosphere for centuries, and even the most optimistic proposals for CO2 sequestration would take decades to have an effect.
二氧化碳在大气中可以存留数个世纪，即使是最乐观的提议封存CO2也会持续影响数十年之久。
The first bacteria, for instance, consumed carbon dioxide, removing it from the atmosphere and limiting the effect of this greenhouse gas.
举例说，最初的细菌消耗了二氧化碳，从大气中吸收了它并限制这一温室气体的作用。
Methane, the primary component of natural gas and among the more potent greenhouse gases, has far more of an effect on climate change than carbon dioxide.
甲烷是天然气的主要成分，也是温室效应相对比较高的气体之一，它对气候变化的影响远比二氧化碳强得多。
Carbon dioxide, once released, stays in the atmosphere and continues to have a warming effect for about a century, and industrial infrastructure is built to have a useful life of several decades.
二氧化碳一旦被释放出来，就会留在大气层中，在一个世纪左右都会持续产生温室效应，但工业设施的使用寿命才有几十年。
If this phenomenon, called "outgassing," were to kick in, it could inundate the atmosphere with carbon dioxide, perhaps doubling or tripling the effect of the past century of human industry.
如果这种被称为“出气”的现象开始发挥作用，它可能以二氧化碳淹没大气，也许比过去一个世纪人类工业的影响还要大一倍或两倍。
Carbon dioxide is the second most important greenhouse gas (after water vapour), trapping heat in our atmosphere and increasing global temperatures via the greenhouse effect.
排在水蒸气之后，二氧化碳是第二大重要的温室气体，它阻止我们的大气散热，并通过温室效应增加全球温度。
Cars are taxed according to their emissions of carbon dioxide, which means in effect their fuel efficiency.
车辆现在按照二氧化碳排放量来定税，这就意味着，高效能低税率。
Figured that way, the climate effect of methane from natural gas would quickly outpace the climate effect of carbon dioxide from burning coal.
如此来看，天然气中甲烷的温室效应可能快速超过煤炭燃烧产生二氧化碳对气候的影响。
Since both of these chemicals are more potent greenhouse gases than carbon dioxide, this effect, too, should help combat global warming.
鉴于这些化学物质都是比二氧化碳更有危害性的温室气体，这一效用同样有助于抗击全球变暖。
Map of globe shows percentage of predicted warming due to the direct effect of carbon dioxide on plants.
这份全球地图展示了由于二氧化碳对植物的直接作用而预计产生的全球变暖程度。
Rising carbon dioxide levels acidify the ocean, which has a particularly devastating effect on organisms that have calcium carbonate shells, like Foraminifera.
二氧化碳含量上升致使海洋酸化，对像有孔虫这样有碳酸钙外壳的生物体所产生的影响尤为致命。
"But because each gas has a different potency, or" warming "effect on the atmosphere, a factor is applied to convert it to an equivalent of carbon dioxide."
考虑到不同气体对气候变化影响的强度各异，需要确定各自的折算因子以便于统一转换为二氧化碳当量。
But because each gas has a different potency, or "warming" effect on the atmosphere, a factor is applied to convert it to an equivalent of carbon dioxide.
考虑到不同气体对气候变化影响的强度各异，需要确定各自的折算因子以便于统一转换为二氧化碳当量。
As the world's oceans warm, their massive stores of dissolved carbon dioxide may be quick to bubble back out into the atmosphere and amplify the greenhouse effect, according to a new study.
一项新研究表明，海洋温度升高将产生更多的二氧化碳气体，而这些气体将变成小气泡，升入大气层中，进而使全球温室效应情况加重。
By comparison with the greenhouse effect caused by increases in carbon dioxide, the stratospheric drying is hardly massive.
相比二氧化碳增加导致的温室效应，平流层变干不可能产生重大影响。
Carbon dioxide, in his view, is the main culprit. Black carbon deposited on the Arctic snow and ice, he says, will have only a minimal effect on its reflectivity.
他认为二氧化碳是主要的“凶手”，而北冰洋雪和冰上聚集的黑碳对反射作用的影响很小。
The researchers found that the effect of soot, which is incompletely burned fuel, would dwarf that of the carbon dioxide emissions from the launches.
研究者发现，燃料不完全燃烧产生的烟尘，会使发射过程中产生的二氧化碳的排放量减少。
This effect is taken by climate scientists as explaining a slower rate of global warming over the 20th century than carbon-dioxide levels alone would suggest.
照气候科学家解释，这一影响减缓了20世纪由二氧化碳导致全球变暖的速度。
This may have been triggered by a 250-million-year lull in volcanic activity, which would have meant less carbon dioxide being pumped into the atmosphere, and a reduced greenhouse effect.
这可能是长达2.5亿年的火山活动间歇所引发的，那意味着更少的二氧化碳被排放到大气中，温室效应也降低了。
"The increase in carbon dioxide by about 100 parts per million has had a profound effect on the number of stomata and, to a lesser extent, the size of the stomata, " Dilcher said.
Dilcher说：“二氧化碳在大气中的含量每增加万分之一就会对植物气孔的数量产生深远的影响，同时还会使气孔的宽度变窄。”
The warming effect of these HFCs is at least 1,000 times that of carbon dioxide.
这些氢氟碳化合物的升温效应至少是二氧化碳的1000倍。
Over the world's tropical forests, this extra "carbon sink" effect adds up to 4.8bn tonnes of CO2 removed each year - close to the total carbon dioxide emissions from the US.
世界各地的热带森林，这个额外的碳吸收池，意味着每年多吸收4.8亿吨二氧化碳——几乎是美国碳排放的总量。
Carbon dioxide is the largest contributor to the greenhouse effect.
二氧化碳太多是道致温室效应的最主要原因。
The article discusses the theory and practice to reduce the content of carbon dioxide in coal gas through analyzing the effect of carbon dioxide on coal gas quality.
以影响煤气质量的主要因素之一——二氧化碳含量，来拓展降低煤气中二氧化碳含量的理论与实践操作经验。
The article discusses the theory and practice to reduce the content of carbon dioxide in coal gas through analyzing the effect of carbon dioxide on coal gas quality.
以影响煤气质量的主要因素之一——二氧化碳含量，来拓展降低煤气中二氧化碳含量的理论与实践操作经验。
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