The main causes of air pollution are natural and human pollutants. Gases emitted in the atmosphere due to volcanic explosions and forest fires are natural pollutants, while gases like sulphur dioxide, nitrogen oxides released from industries, carbon monoxide, carbon dioxide, lead released from automobiles and chlorofluorocarbons released from household consumption are human pollutants.
Production Year: 2020
Duration: 5 min
Series: Pollution of Air and Water
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