Question

Write briefly the sources of air pollution and their effects.

Answer 1

the sources of air pollution are divided into two types and they are :natural sources and artificial sources.The sources of air pollution that are produced in nature are known as natural sources. for instance:valcanic eruption,forest fire,etc.The sources of air pollution that are produced by human beings are known as artificial sources. for example:hospital, automobiles, etc.Air pollution causes reduction in solar radiation on the earth.Air pollution causes greenhouse effect, which results in climate change.

Answer 2

We cannot survive even for a few minutes Without Face clean air contain about 78% nitrogen and about 21% oxygen the rest of the portion is carbon dioxide,argon,methane Ozone and water vapour each in every small quantity. addition of unwanted and harmful substances in there an increase in the quantities of constituents of air beyond the normal level that affects the living organism is called air pollution in a white perspective when air is contaminated by unwanted substances which have a harmful effect on both the living and non-living it is it is referred to as air pollution.

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