Question

in big cities air pollution is mainly due to 1, burning of fossil fuels 2,thermal power plants 3,sewage 4,suspended particles

Answer 1

burning of fossils fuel

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Answer 2

In big cities ‘air pollution’ is mainly due to ‘burning of fossil fuels’.

Explanation:

• In big cities there is a large amount of population to cater the needs of the huge population there is an enormous amount of fossil fuels that are burnt, this burning of fossil fuels cause a large amount of polluted air in the environment containing many poisonous gasses and suspended particles in air.  

• In addition due to the high number of population the number of trees in the locality is also cut down that further causes burden to the environment and increases the rate of pollution.

Learn more about fossil fuels

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