Delhi woke up to a thick smog morning but a slightly improved air quality as air quality index (AQI) went from 'severe' to 'very poor' on Sunday morning, according to Central Pollution Control Board.
The air quality in the national capital improved from the ‘severe’ to the ‘very poor’ category on Sunday morning. At 8 am, the Air Quality Index (AQI) was recorded at 357, falling under the ‘very poor ...