Презентація "Pollution of the atmosphere of Earth"

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Pollution of the atmosphere of Earth


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Pollution of the atmosphere of Earth — bringing in atmospheric air new uncharacteristic for it physical, chemical and biological substances or change of their natural concentration


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According to the International agency on studying of a cancer of the World Health Organization (WHO), air pollution is the main reason of emergence of oncological diseases


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Types of pollution


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On pollution sources:
The natural
The anthropogenous


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On character of a pollutant atmosphere pollution:
the physical
the chemical
the biological


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Pollution sources
Natural (eruptions of volcanoes, forest and steppe fires, dust, pollen of plants)
The artificial:
— Transport
— Production
— Household


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Main pollutants
Carbon oxide
Nitrogen oxides
Sulfur dioxide
Hydrocarbons
Aldehydes
Heavy metals (Pb, Cu, Zn, Cd, Cr)
Ammonia
Dust
Radioactive isotopes


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Consequences
It is possible to carry greenhouse effect, acid rains, a smog and an ozone gap