definition of soil contamination,revision of soil environmental quality standards,and legislation of soil contamination prevention law. 针对当前我国土壤环境工作情况,讨论了土壤环境质量研究中3个值得探讨的问题:土壤污染定义、土壤环境质量标准修订和土壤污染防治法立法。 2) Soil pollution 土壤污染 1. Foreign ...
soil-cement Soil-Foundation-Structure Interaction soil-less soil-less soil-less soil-less soil-less Soil-Mixing Machine Soil-Pollution Measures Soil-Pore Liquid Monitoring Device Soil-Transmitted Helminth Soil-Vegetation Inventory Method Soil-Vegetation-Atmosphere Transfer model ...
When the concentration of one or more such toxic substances is high enough to cause damage to living organisms, the soil is said to be contaminated. The root cause of soil pollution is often one of the following: Agriculture (excessive/improper use of pesticides) Excessive industrial activity ...
A useful definition of an air pollutant is a compound added directly or indirectly by humans to the atmosphere in such quantities as to affect humans, animals, vegetation, or material adversely (有害地). Air pollution requires a very flexible definition that permits continuous change. When the ...
the process of making air, water, soil, etc. dirty; the state of being dirty air/water pollution to reduce pollution levels new pollution control technologies Collocations The environment Extra ExamplesTopics The environmenta2 Oxford Collocations Dictionary Definitions on the go Look up any word in...
Try it for free as part of the Oxford Advanced Learner’s Dictionary app substances that make air, water, soil, etc. dirty beaches covered with pollution The new buses emit no more pollution than the average car.Topics The environmenta2 Oxford Collocations Dictionary noise/light ...
Understand what water pollution is and what it does to our environment. Discover the two types of water pollution and learn the unique differences...
pollution (pə-lo͞o′shən) n. 1.The act or process of polluting or the state of being polluted, especially the contamination of soil, water, or the atmosphere by the discharge of harmful substances. 2.Something that pollutes; a pollutant or a group of pollutants:Pollution in the ...
Define Pollutants. Pollutants synonyms, Pollutants pronunciation, Pollutants translation, English dictionary definition of Pollutants. n. Something that pollutes, especially a waste material that contaminates air, soil, or water. American Heritage® Di
The term ‘pollution’ is widely used and almost as widely misunderstood. A number of definitions of the term are examined and alternatives suggested. Certain natural phenomena causing deterioration in the quality of water, air, or soil may be similar in their effects to some of man's activitie...