Water Quality Standards are the foundation of the water quality-based pollution control program mandated by the Clean Water Act.

描述：环保署水质标准：建立水质污染防治项目，进行清洁水行动。

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"Land-based pollution sources" refers to the sites or facilities that discharge from the land into the sea pollutants which cause or may cause Marine environment pollution.

陆地污染源(简称陆源)，是指从陆地向海域排放污染物，造成或者可能造成海洋环境污染的场所、设施等。

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A car can be driven as far on a gallon of the new plant-based fuel as a car can be driven on a gallon of gasoline, but a gallon of the plant-based fuel both costs less and results in less pollution.

汽车使用一加仑这种新植物燃料或一加仑汽油可以开得一样远；但是一加仑植物燃料不但花费少，并且造成的污染更少。

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But what they really are looking at is the EPA to soon release or formalize, finalize its carbon-based pollution regulations for future power plants and then to get quickly on the task of putting together some of the regulatory rules under the Clean Air Act for existing power plants.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney,

Few countries have adopted legislation to reduce land-based marine pollution, leading to an increase in the number of dead ocean areas.

UNESCO: Social and Human Sciences

The ALA analyzed the data based on ozone pollution, short-term particle pollution and year-round particle pollution.

FORBES: Life