Question

what are the causes of air pollution in points?

Answer 1

The major causes of air pollution are:
Burning of Fossil Fuels like coal etc.. in big industries.
Smoke from factories and industries which releases huge amounts of carbon monoxide.
 Mining operations.
Household emissions of smoke etc..
And due to traffic jam in peak house where mostly bad smoke is emitted.
And so on...
Hope this helps!!

Answer 2

Answer:

Air pollution is a mixture of solid particles and gases in the air. Car emissions, chemicals from factories, dust, pollen and mold spores may be suspended as particles. Ozone, a gas, is a major part of air pollution in cities. When ozone formsair pollution, it's also called smog. Some air pollutants are poisonous.