On Saturday, Delhi Air Quality Index of 321, the data have showed, national capital Delhi was recorded at 359
Several areas in Delhi are very poor, air quality, Data from Central Pollution Control Board (CPCD), indicated that this year marked Delhi's most polluted Delhi in three years.
Delhi Environment Minister Gopal Rai said, Firecrackers were not burst on a large scale, this indicates the changing mindset of the people of Delhi, he added.