Ecological Issues

Air Pollution

  • According to the World Air Quality Report 2021, India is home to 63 of the 100 most polluted cities, with New Delhi named the capital with the worst air quality in the world.
  • The study also found that PM2.5 concentrations – tiny particles in the air that are 2.5 micrometres or smaller in length – in 48% of the country’s cities are more than 10 times higher than the 2021 WHO air quality guideline level.
  • Vehicular emissions, industrial waste, smoke from cooking, the construction sector, crop burning, and power generation are among the biggest sources of air pollution ....
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