Varanasi despite being situated in highly polluted Indo-Gangetic plain region of India, has successfully met national standards for PM2.5

The top ten cities that have failed to reduce their PM2.5 levels are present here in the list of India's Most Polluted Cities. The Air Quality Life Index (AQLI) highlights Delhi as the most polluted region in India.

Delhi woke up to a hazardous air quality index (AQI) of 514 on Monday, following the Diwali celebrations. This surpasses the “hazardous”