Check out: Air Quality Index of some Indian cities as Delhi chokes on toxic air
The Central Pollution Control Board (CPCB) has released the Air Quality Index (AQI) of some major Indian cities.
Dec 04, 2015, 19:15 PM IST
The Central Pollution Control Board (CPCB) has released the Air Quality Index (AQI) of some major Indian cities.
Dec 04, 2015, 19:15 PM IST