
Thirteen of the world’s 20 most polluted cities are in India, with Byrnihat in Meghalaya topping the list, according to the World Air Quality Report 2024 by Swiss air quality technology company IQAir.

Thirteen of the world’s 20 most polluted cities are in India, with Byrnihat in Meghalaya topping the list, according to the World Air Quality Report 2024 by Swiss air quality technology company IQAir.