Dhaka air quality 'unhealthy' -

Dhaka's air quality was categorised as 'unhealthy' on Monday, reports UNB.
With an air quality index (AQI) score of 158 at 9:33am, Dhaka ranked sixth on the list of cities worldwide with the worst air quality.
India's Delhi, Nepal's Kathmandu and Pakistan's Lahore occupied the first three spots on the list, with AQI scores of 318, 197 and 193 respectively.