Share:Smog continuing to haunt Punjab with bad air quality as Lahore remains on the top of the list of world cities having worst air quality on Monday. Lahore remained the most polluted city of the world with average 322 reading on the Air Quality Index, while Indian capital city, New Delhi remained the second on the AQI with 319 points. China Wuhan remained third with regard to the worst air quality with 231 reading. A change in the wind speed, wind direction and sliding minimum temperature increases air pollution. Thus, air pollution reaches to extremely dangerous levels, severely compromising the air quality.

Source: The Nation December 13, 2021 23:19 UTC