In cities like Mumbai and Kolkata,the major air pollutants are .....

  • A
    Ozone
  • B
    Carbon monoxide and oxides of sulfur
  • C
    Hydrocarbons and air
  • D
    Algal spores and marsh gas

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What initiatives were taken for reducing vehicular air pollution in Delhi? Has air quality improved in Delhi?

The harmful effects of air pollution depend on $.......$.

The Air (Prevention and Control of Pollution) Act came into force in:

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