Dhaka fifth among world's most polluted cities, Lahore tops the list
Dhaka ranked fifth among the world's major cities for air pollution on Tuesday (November 3). According to the live index between 7am and 8am, Dhaka's AQI score was 165, which falls in the 'unhealthy' category.
At the top of the list is Lahore in Pakistan. The city's AQI score is 444, which is in the hazardous range. In second place is India's Delhi with a score of 202, which is 'very unhealthy'.
In third place is India's Kolkata, with an AQI score of 192. In fourth place is Dubai in the United Arab Emirates, with a score of 173. The air in both cities is in the 'unhealthy' category.
After Dhaka come Kampala in Uganda (score 163), Ulaanbaatar in Mongolia (157) and Cairo in Egypt (156). The air in these three cities is also 'unhealthy'.
In ninth and tenth place are Hangzhou in China (score 138) and Jakarta in Indonesia (129). The air in these two cities is unhealthy for sensitive groups.
Under the AQI, or Air Quality Index, a score of 0 to 50 is good, 51 to 100 is moderate, 101 to 150 is unhealthy for sensitive groups, 151 to 200 is unhealthy, 201 to 300 is very unhealthy, and 301 or above is considered hazardous. On that scale, Dhaka's score of 165 falls within the 'unhealthy' range.
