Pollution is the introduction of contaminants into the natural environment that cause adverse change, in the form of killing of life ,toxicity of environment , damage to ecosystem and aesthetics of our surrounding.
An unwanted change in the environment which involves the physical, biological and chemical changes involving air, water and land which affects the human life in one way or the other.
Pollution has become a serious issue after World War II in developing countries due to unchecked rapid industrialization. Pollution is the root cause of many diseases that kill and disable living organisms.
Air pollution is contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere.
Household combustion devices.
Motor vehicles.
Industrial facilities.
Forest fires
Include particulate matter.
Carbon monoxide.
Ozone.
Nitrogen dioxide .
Sulfur dioxide
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