Dhaka, Feb. 26 -- Dhaka has ranked 10th on the list of cities with the worst air quality with an AQI index of 160 at 9:00 am this morning (Monday) amid less traffic on the Shab-e-Barat holiday.

Dhaka's air was classified as 'unhealthy', reports UNB citing the air quality index.

Pakistan's Lahore, India's Delhi and Mumbai occupied the first, second and third spots on the list, with AQI scores of 191, 183 and 173 respectively.

When the AQI value for particle pollution is between 101 and 150, air quality is considered 'unhealthy for sensitive groups', between 150 and 200 is 'unhealthy', between 201 and 300 is said to be 'very unhealthy', while a reading of 301+ is considered 'hazardous', posing serious health risks to residents.

The AQI,...