Dhaka, Nov. 13 -- Dhaka, the overcrowded capital of Bangladesh, ranked third among cities with the worst air quality, recording an AQI score of 234 at 9:40 a.m. on Wednesday.

According to the AQI index, Dhaka's air quality was classified as "very unhealthy," indicating a serious health threat.

This poor air quality has persisted for several days, raising significant concerns about public health among city residents.

When the AQI value for particle pollution is between 50 and 100, air quality is considered 'moderate', usually sensitive individuals should consider limiting prolonged outdoor exertion, between 101 and 150, air quality is considered 'unhealthy for sensitive groups', between 150 and 200 is 'unhealthy', between 201 and 300 is s...