1.2.1 land pollution due to waste substancesSolid waste is also a cause of land pollution if not managed properly control and collection of process engineering.Solid waste is complex, it includes food scraps, kitchen and garden waste, broken furniture, wood, glass, plastic, the types of waste paper, the loạirác of the street dust, mud, leaves ...In the big cities, are solid waste collectors, focus, classified and processed. After sorting can re-use or waste disposal municipality to processing of manure, or burning buried. In the end still be buried and affecting the environment of the Earth.Soil environment pollution in landfills can do stench born out by decomposing litter affects living organisms in the soil, reducing the amount of oxygen in the soil.The toxic products of the fermentation, infiltration and diffusion in the back in the soil.Water leak from the basement brewed and landfills have the amount of organic pollution load is very high (through BOD and COD index) as well as the heavy metals such as Cu, Zn, Pb, Al, Fe, Cd, Hg, and both substances such as P, N, ... well. Water leak will infuse the ground polluting the soil and groundwater.Soil pollution can also do sewer sludge of the sewer system of the city is that the composition of organic, inorganic, metal forming the mixture of complex and difficult.
đang được dịch, vui lòng đợi..