Air pollution (air pollution)
mean climate with contaminants in concentrations higher than normal level
is long enough to cause harm to humans, animals, plants or assets
.May occur naturally, such as dust from wind storms.
Volcanic eruptions, earthquakes, forest fires, natural gas, air pollution caused by natural hazards: human origins is far less because the amount to
.Environment with little human and animal cases of human actions include: pollution from automobile exhaust from the factory of production: agricultural activities of the evaporation of some gases
.Caused by garbage and waste.
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