US Air Quality Index: Lahore is the world’s most polluted city
Nitin Yadav
Lahore, the cultural capital of Pakistan, has been listed as the world’s most polluted city, according to air pollution data published by the US Air Quality Index (AQI).
Lahore listed a particulate matter (PM) rating of 423. New Delhi stood second with a PM of 229, while Nepal’s capital Kathmandu ranked third with a PM of 178.