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来源:百度知道 编辑:UC知道 时间:2024/06/03 20:44:59
当污染物进入河流、湖泊或地下水等水体后,其含量超过了水体的自然净化能力,使水体的水质和水体底质的物理、化学性质或生物群落组成发生变

化,从而降低了水体的使用价值和使用功能的现象,被称为水体污染。大量的无机、有机污染物进入水体,不仅破坏水生生态系统,而且危害及到人

体健康,造成水质性缺水使人们工农业生产、生活受到影响.

When the pollutants into rivers, lakes and groundwater, the content of such water over the water, water purification ability nature of sediment and water quality of physical and chemical or biological community composition occur

And thus reduce water use value and function of the phenomenon, called the water pollution. Large amounts of organic and inorganic pollutants into the water, not only damage aquatic ecosystems, and harm and to people

Body health, water shortage causes of industrial and agricultural production, make people affected by life.

When the pollutants into the rivers, lakes and other water bodies or groundwater, its content more than the natural purification of water bodies so that the water quality of water bodies and water quality at the end of the physical, chemical nature or composition of biological communities change

Technology, which reduces the value of water bodies and the use of functional phenomenon, known as water p