We cannot let the CO2 in the atmosphere rise indefinitely.
我们不能让大气中的二氧化碳无限制地升高。
Trees can take in CO2 in the air and stop global warming.
树木可以吸收空气中的二氧化碳,阻止全球变暖。
But where did the CO2 come from?
但是这些二氧化碳从哪里来?
CO2 is really a stable molecule.
二氧化碳的确是稳定的分子。
But CO2 levels continue to rise.
但是,二氧化碳浓度在一直增加。
And that our taste buds can sense CO2.
也就是说,我们的味蕾能够“尝”到二氧化碳。
Exhaust is clearly the source of CO2.
废气是二氧化碳的来源清楚。
About a third of this CO2 ends up in the sea.
大约三分之一的CO2消失在海洋里。
America is the biggest source of CO2 in the world.
美国是世界上最大的二氧化碳排放国。
One is to capture CO2 and store it under the seabed.
其中一个是,捕取二氧化碳并将其储藏到海床。
It helps feed a hungry world but it's worse than CO2.
它喂养了一个饥饿的世界,但是它比二氧化碳更糟糕。
China to rely on new tech for CO2 emissions cut.
中国将依赖新技术实现二氧化碳减排指标。
The market price for CO2 is currently $10 per ton.
二氧化碳目前的市场价格是每吨10美元。
CO2 is also a major greenhouse gas in Earth's atmosphere.
二氧化碳也是在地球大气中的一个主要的温室气体。
If the conditions are correct you will get a pure CO2.
如果条件恰当的话,你会得到纯的CO2。
In this system, the first step is to dissolve the CO2 in water.
在这个体系中,第一步是将二氧化碳溶解于水中。
Obviously, you are creating less CO2 which will help the ozone.
显然这样做会少制造些二氧化碳,臭氧层自然轻松不少。
Only something like 5% of the mass sent underground is CO2.
输送到地下的质量只有大概5%是二氧化碳。
Oil companies use CO2; once pumped down, it is trapped there.
石油公司一般使用二氧化碳,一旦被打入井下,二氧化碳便会留在井底。
The role of the filler is to prevent premature release of CO2.
该填充料的作用是防止过早的释放出co2。
In the past, the CO2 as gas could have been in the atmosphere.
而在过去,二氧化碳可能是以气体的形式存在于大气中。
If they are so renewed, though, their impact may be as big as CO2's.
如果它们真的一直在更新,其影响力可能和二氧化碳一样大。
This is part of an overall pattern of CO2 increasing in the atmosphere.
这是大气中二氧化碳增加模式的一部分。
For new projects the option of afterward CO2-capture is important.
对于新的项目,对于之后捕获CO2的选择是重要的。
You burn methane, and it combines with oxygen to form water, to form CO2.
燃烧酒精,酒精分子和氧气结合形成水和二氧化碳。
As a result, only a small amount of CO2 was dispatched to the ocean floor.
结果是仅仅有很少的二氧化碳被沉积在了海底。
As a result, only a small amount of CO2 was dispatched to the ocean floor.
结果是仅仅有很少的二氧化碳被沉积在了海底。
应用推荐