Dhaka's air quality 2nd worst in world

Dhaka has ranked the second on the list of cities with the worst air quality with an AQI score of 291 at 9:01 am Saturday, reports UNB.

The air was classified as "very unhealthy", according to the AQI index on Saturday.

Pakistan's Lahore, Vietnam's Hanoi and India's Delhi occupied the first, third and fourth spots on the list, with AQI scores of 435, 197 and 186 respectively.

When the AQI value for particle pollution is between 50 and 100, air quality is considered 'moderate', between 101 and 150, air quality is considered 'unhealthy for sensitive groups', between 150 and 200 is 'unhealthy'.