Dhaka's air quality improves

Capital Dhaka saw a marked improvement in air quality on Thursday, reports UNB.
With an air quality index (AQI) score of 75 at 8.52am, the metropolis ranked 26th in the list of world cities with the worst air quality. Dhaka's AQI was categorised as 'moderate'.
Russia's Krasnoyarsk, India's Delhi and China's Chengdu occupied the first three spots in the list, with AQI scores of 182, 168 and 160, respectively.