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प्रश्न
Explain natural and human-made sources of air pollution.
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उत्तर
Air pollution is of two main types:
Natural: It is pollution caused by nature. It includes forest fires, dust storms, pollen, etc.
Human-made: It is pollution caused by human activities. It includes the burning of fossil fuels in industries, vehicles, and thermoelectric plants, gaseous emission from industries, mining, processing, and stone crushing.
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