And agricultural non-point source pollution is the top priority.

而农业面源污染又是重中之重。

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Soil erosion and non point source pollution are two serious environmental issues.

土壤侵蚀与非点源污染是两大重要的环境问题。

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SWAT model was used to evaluate agricultural non - point source pollution of Daning River watershed.

以大宁河流域为研究区域，应用SWAT模型进行了流域农业非点源污染负荷的模拟计算。

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Mr. Bahtiarian says the main source of noise pollution is the propeller.

VOA: special.2011.06.29

In developing countries, the main source of water pollution is not stormwater,but waste water.

VOA: standard.2010.08.04

It supports municipal wastewater facilities, estuary protection projects, and nonpoint source pollution control.

FORBES: Spending Cuts Threaten U.S. Water Infrastructure

But today's problem of non-point source pollution is more difficult to control.

CNN: Polluted rivers stain Portland's image

The Environmental Protection Agency used its authority to regulate carbon dioxide as a source of pollution and set higher standards for power plants.

CNN: Obama needs to lay out a plan on climate crisis