The difficults that natural gas carbon black faces can be overcome.
天然气炭黑面临的困难是可以克服的。
The waste gas carbon dioxide is produced as a byproduct and disposed of when we exhale.
作为副产品的二氧化碳气体被我们呼出体外。
But coal is also the worst fuel in its production of the global warming gas carbon dioxide.
但是煤炭也是排放导致全球变暖的二氧化碳排放的燃料。
They died because they did not know that burning wood products creates a deadly gas carbon monoxide.
他们死，因为他们不知道，燃烧木材产品创建了一个致命的气体-一氧化碳。
For instance, when dead trees decompose, they release the greenhouse gas carbon dioxide into the atmosphere.
例如，当树木死亡腐烂分解，它们释放的二氧化碳排放到大气层。
Every ton of cement manufactured for use in concrete emits a ton of the greenhouse gas carbon dioxide (CO2) into the atmosphere.
每吨的混凝土水泥生产会向大气层排放一吨的温室气体二氧化碳。
In preparation of iron carbide using H2-CH4 mixed gas carbon deposition exercises great effect on the conversion of iron carbide.
用H 2 -CH4气制备碳化铁时，碳沉积对碳化铁的转化有很大的影响。
Another us delegate said informally that us opposition to mandatory cuts in emissions of the greenhouse gas carbon dioxide had not changed.
另一位美国代表非正式地表示，美国反对强制削减温室气体二氧化碳，这一立场没有改变。
Forests affect climate in three different ways: they absorb the greenhouse gas carbon dioxide from the atmosphere and help to keep the planet cool;
森林在三个不同方面影响气候：它们从大气中吸收温室气体——二氧化碳从而让地球变凉；
A major disadvantage of coal combustion-and characteristic of industrial cities-has been air pollution by soot, dust, ash, exhaust and large amounts of the greenhouse gas carbon dioxide.
煤炭燃烧的主要缺点——也是工业城市的特色——是烟尘、粉尘、灰渣和废气以及大量的温室气体二氧化碳污染了空气。
A major disadvantage of coal combustion -and characteristic of industrial cities-has been air pollution by soot, dust, ash, exhaust and large amounts of the greenhouse gas carbon dioxide.
煤炭燃烧的主要缺点——也是工业城市的特色——是烟尘、粉尘、灰渣和废气以及大量的温室气体二氧化碳污染了空气。
Since plants suck up more of the greenhouse gas carbon dioxide than anything else on the planet, understanding leaf veins is an important part of grappling with the global carbon budget puzzle.
由于在地球上植物吸入最多的温室气体——二氧化碳，因此了解树叶叶脉是解决全球二氧化碳预算难题的重要部分。
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。
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。
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。
Taxes can also be an important tool for environmental protection, and many economists say taxing carbon would be the best way to reduce greenhouse gas emissions.
税收也可以作为环境保护的一个重要工具。许多经济学家认为，征收碳税会是减少温室气体排放的最佳途径。
Through this incision, the abdominal cavity is distended with carbon dioxide gas.
通过此切口，二氧化碳气体把胸腔充得肿胀起来。
The limit for carbon monoxide is 4.5 per cent of the exhaust gas.
尾气中一氧化碳的排放量限制在4.5% 以下。
For a start, all animals, such as cows, pigs and sheep, always gas limed methane, which is the second most common green house gas after carbon dioxide.
首先，所有的动物，如牛、猪和羊，总是排出石灰甲烷气体，这是继二氧化碳之后第二常见的温室气体。
As we said, these hydrothermal vents are releasing into the ocean depth this intensely hot water that contains a chemical called hydrogen sulfide, and also a gas, carbon dioxide.
正如我们所说，这些热液喷口正在向海洋深处释放这种强热的水，含有一种叫做硫化氢的化学物质，和一种气体，二氧化碳。
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。
Other data from the Vostok core show that methane gas also correlates closely with temperature and carbon dioxide.
来自Vostok 地核的其他数据显示，甲烷气体也与温度和二氧化碳密切相关。
As he recalled it, a gas-driven pump being used broke down, spreading carbon monoxide through the house.
正如他回忆的那样，一个正在使用的气体驱动泵坏了，导致了一氧化碳在房子里扩散。
Its peak, that is, there is the most carbon dioxide and methane gas, greenhouse gases in the atmosphere just after the beginning of the interglacial period.
它的峰值，就是在间冰期刚开始，大气中有最多的二氧化碳和甲烷气体，温室气体。
Now, the typical pattern for an interglacial period—and we've studied several—is that the concentration of carbon dioxide and methane gas actually reaches its peak.
现在，我们已经研究过几个间冰期的典型模式，其中一种是大气中二氧化碳和甲烷含量达到峰值的情况。
Now, the typical pattern for an interglacial period—and we've studied several—is that the concentration of carbon dioxide and methane gas actually reaches its peak.
现在，我们已经研究过几个间冰期的典型模式，其中一种是大气中二氧化碳和甲烷含量达到峰值的情况。
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