Air Pollution

41 Indian cities have bad air quality, CPCB survey finds

  1. In 2015, 41 Indian cities with a million-plus population faced bad air quality in nearly 60% of the total days monitored
  2. Context: A latest analysis released by the Central Pollution Control Board (CPCB)
  3. Coimbatore and Rajkot had highest number of good quality days, while Varanasi, Gwalior and Allahabad didn’t have even one good air quality day among all the days when their air quality was monitored
  4. Good day: Days wherein all monitored parameters like sulphur dioxide, nitrogen dioxide, and particulate matter are within the prescribed norms

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