Hindustan Times Delhi air quality improves marginally, still ‘very poor’
Delhi’s 24-hour average air quality index (AQI) was 377 at 4 pm on Sunday, when the Central Pollution Control Board (CPCB) issues its daily national bulletin.
Delhi’s 24-hour average air quality index (AQI) was 377 at 4 pm on Sunday, when the Central Pollution Control Board (CPCB) issues its daily national bulletin.