The content of soil pollutants in the studying area is tapering off with lasting dreg field blowdown ditching.

研究区土壤中的污染物含量随着与弃渣场排污沟距离的增大呈递减的趋势。

youdao

Marine port facilities generate air, water, and soil pollutants from cargo handling, and from vessel maintenance, fueling, and onshore tanks and storage facilities.

海运港口的各种设施，从货物装卸和船舶维修、加油、岸边的储油槽以及仓储设施等也都对空气、水和土壤造成了一定的污染。

youdao

"Understanding the amount of pollutants in soil and snow is critical to maintaining the quality of alpine water sources," the scientists report.

科学家们研究声称，“了解土壤和积雪中的污染物的量对维持高山融水的质量有重要的作用。”

youdao

Trees can also improve water quality around farms by removing pollutants from soil and groundwater.

VOA: special.2009.09.08

First, Chinese authorities started enforcing environmental rules as citizens took to the streets to complain about metals in the soil, pollutants in the water, and soot in the air.

FORBES: Move Over, Michigan, China Is The World's Next Rust Belt