在《清洁空气法案》强制要求美国使用无铅气体的二十年里，铅在世界范围内的累积量显著下降。
In the twenty years that the Clean Air Act has mandated unleaded gas use in the United States, the lead accumulation worldwide has decreased significantly.
这表明，清洁空气法案将是一项节省成本的减排法案。
This shows that the Clean Air Act can be used to reduce these gases in a cost-effective way.
我们制定出清洁空气法案的原因之一正是因为存在这样问题。
The problems there are one of the reasons we have the Clean Air Act. But it is important for folks to know that there has been some improvement.
该机构表示，这些汽车排放的污染物高达联邦清洁空气法案允许限度的40倍。
The agency says the cars released pollutants up to 40 times above the limits allowed under the federal Clean Air Act.
这导致了1970年“清洁空气法案”的通过及其1977年和1990年的修订。
This resulted in passage of the Clean Air Act of 1970 and subsequent amendments in 1977 and 1990.
在清洁空气法案的推动下，这些企业将致力于引入“最佳技术解决方案”，以缓解温室气体排放问题。
These projects will be required under the Clean Air Act to employ "best available control technology" to curb GHG emissions.
Jackson在利用《清洁空气法案》的其中一章——“新排放源绩效标准”来清理现有的碳排放源。
Jackson is using a section of the clean Air Act, the New source Performance Standards, to clean up existing sources of carbon pollution.
碳酸二甲酯(DMC)是市场上一个强有力的竞争者，它能帮助炼油业满足清洁空气法案对汽油中含氧的规格。
Dimethyl carbonate (DMC) is a strong contender to help the refining industry meet the Clean Air Act specifications for oxygen in gasoline.
EPA的最终调查结果作出回应2007年美国最高法院的决定，温室内的清洁空气法案的空气污染物的定义框架。
EPA's final findings respond to the 2007 US Supreme Court decision that GHGs fit within the Clean air Act definition of air pollutants.
这成为了将这一问题交给国会处理的一个依据：《清洁空气法案》，就目前版本而言，并非针对解决气候变化这种大问题而制定的。
That's one rationale for handing this issue over to Congress: The Clean Air Act, as written, simply isn't well-designed to handle a massive issue like climate change.
奥巴马再三表示，最好是由议会负责管理污染气体排放的工作，而不用EPA在《清洁空气法案》下对其进行管制。最高法院也曾表示议会能担当此任。
Mr Obama has repeatedly argued that it would be better for Congress to take charge of emissions than for the EPA to regulate them under the Clean Air Act, as the Supreme Court has said it can.
比如说，汽车制造商想让法院撤销一项加利福尼亚州的州法令，这项州法基于《联邦空气清洁法案》的一些条款，它要求这些汽车厂商降低他们的汽车的二氧化碳的排放。
Carmakers, for example, are trying to get the courts to strike down a Californian state law based on certain provisions of the Clean Air Act that require them to reduce their vehicles' CO2 emissions.
我们通过了清洁空气和清洁水的法案，设立了环境保护署(Environmental Protection Agency)，保护了美国备受珍惜的美好江山。
We passed the Clean Air and Clean Water Acts, established the Environmental Protection Agency, and safeguarded treasured American landscapes.
为实施清洁空气要求，该法案包含了许多特别许可条款并要求州对原来的实施计划做出调整。
To implement this clean air requirement, the Act contains special permit provisions and requires changes in state implementation plans.
为实施清洁空气要求，该法案包含了许多特别许可条款并要求州对原来的实施计划做出调整。
To implement this clean air requirement, the Act contains special permit provisions and requires changes in state implementation plans.
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