Dhaka was named the second-most polluted capital city in the word in 2018 Rajib Dhar/Dhaka TribuneThe world’s lowest air quality was detected in Chiang MaiThe quality of Dhaka's air has worsened again. Dhaka ranked sixth—for the worst air in the world—with a score of 158 on the real-time US Air Quality Index (AQI), around 11:16am on Sunday. The world’s lowest air quality was detected in Chiang Mai, Thailand. Brick kilns, vehicles run on fuel with high levels of sulphur, and construction work have been identified as major sources of air pollution. The situation is very serious, experts say, pointing out that five of the top 10 causes of death in Bangladesh are related to air pollution.

Source: Dhaka Tribune March 31, 2019 05:37 UTC