Staff Reporter:
Dhaka, the overcrowded capital city of Bangladesh, has ranked ninth on the list of cities with the worst air quality, with an AQI score of 122 at 9:50am on Sunday morning.
The air was classified as “unhealthy for sensitive groups,” referring to a health threat, according to the AQI index.
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 said to be ‘very unhealthy’, while a reading of 301+ is considered ‘hazardous’, posing serious health risks to residents.
Qatar’s Doha, Bahrain’s Manama and China’s Chengdu cities respectively occupied the first, second and third spots on the list, with AQI scores of 231, 219 and 191 respectively.
