Normal soil in nature to allow the substance is toxic at a certain level without causing chemical, physical and biological structure of the soil changed. And soil also can
provide benefits to humans, plants or animals are the same, but when the amount of toxins in the soil has
increased. And the structure of soil chemical, physical and biological changes. I can not give you the benefit of humans, animals and plants to the same well. The soil in
the so-called pollution, soil pollution, soil (Soil pollutants) have many kinds
, such as lead, cadmium, mercury salts, arsenic, etc. If there is more than the limit may have
no effect plants stop growing channel. Yue dead or toxins can be absorbed into the plant. May accumulate in the food chain, such as in fruit, vegetables and meat may be moved out of
the movement. Lack of fertile soil The soil is the potential for reduced yields
, it may be classified as soil pollution as well.
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