New Delhi, March 6 Ghaziabad was the most polluted city in India during the winter season in 2025-26, followed by Noida and Delhi, according to an air quality analysis by the Centre for Research on Energy and Clean Air (CREA).At least 204 out of 238 Indian cities with sufficient monitoring...
air quality
central pollution control board (cpcb)
continuous ambient air quality monitoring stations (caaqms)
delhi
ghaziabad
india
indo-gangeticplain
national ambient air quality standards (naaqs)
national clean air programme (ncap)
nitrogen dioxide
noida
particulate matter
pm2.5
sulphur dioxide
volatile organic compounds (vocs)
winter air pollution
world health organization (who) guidelines