The US Environmental Protection Agency (EPA) requires that automotive fuels sold in the United States contain detergents to help scrub away pollution before it goes out the vehicle’s tailpipe.

美国环境保护局（EPA）规定，在美国销售的汽油必须含有洗涤剂，保证污染物在排出尾气管之前就被分解掉。

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The US Environmental Protection Agency (EPA) requires that automotive fuels sold in the United States contain detergents to help scrub away pollution before it goes out the vehicle's tailpipe.

美国环境保护局（EPA）规定，在美国销售的汽油必须含有洗涤剂，保证污染物在排出尾气管之前就被分解掉。

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Yet those data centers, according to EPA figures cited by NIST, consume 1.5% of all electricity generated in the United States (compared with 0.6% worldwide in 2000).

然而，由NIST所列举的环保局的数字显示，这些数据中心占据了美国所有电力耗量的1.5%(相当于2000年全球的0.6%)。

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The U.S.Environmental Protection Agency,or EPA, lists stormwater as the primary cause of water pollution in the United States, and encourages local communities to develop management plans to treat run-off before it pollutes their rivers, lakes or streams.

VOA: standard.2010.08.04

First, EPA is providing full support to the United States Coast Guard.

WHITEHOUSE: Press Briefing on Oil Spill in Gulf of Mexico

Hydraulic fracturing, or fracking, is under widespread development in the United States, fueling a natural gas supply boom, with an EPA review of its environmental safety underway.

FORBES: European Gas Giant Backs French Fear Of Fracking