Dhaka 3rd most polluted city in world 

Dhaka ranked third on the list of cities worldwide with the worst air quality with an AQI score of 264 at 8:40 am on Thursday morning.

Dhaka's air was classified as 'very unhealthy', according to the air quality and pollution city ranking.

India's Delhi and Bosnia Herzegovina's Sarajevo occupied the first and second spots in the list, with AQI scores of 722 and 522, respectively.
An AQI between 151 and 200 is considered 'unhealthy' while 201-300 is 'very unhealthy' and 301-400 is considered 'hazardous', posing severe health risks to residents.    —UNB