24/7 Desk: Air pollution is increasing day by day in the mega city Dhaka as well as other countries of the world. The city’s air quality improves slightly with occasional rains. However, Dhaka’s air quality is improving slightly despite the intense heat of the past few days. But there are health risks in the air.
As of 8am on Tuesday (April 23), the capital Dhaka was ranked 10th in the list of the world’s most polluted cities with a score of 127, according to international air technology firm IQAir’s criteria, which is considered unhealthy for sensitive groups.
Meanwhile, according to IQAir’s criteria, the Indian city of Delhi tops the list of the world’s most polluted cities with a score of 189. In addition, Qatar’s Doha city is in the second position with a score of 169, Chiang Mai in Thailand is in the third position with a score of 168, Jakarta in Indonesia is in the fourth position with a score of 166 and Kathmandu, the capital of Nepal, is in the fifth position with a score of 161.
An AQI score of zero to 50 is considered good. 51 to 100 is considered moderate; And for sensitive groups, a score of 101 to 150 is considered unhealthy. A score of 151 to 200 is considered ‘unhealthy’ air.
An AQI score between 201 and 300 is considered ‘very unhealthy’. In this situation, children, elderly and sick patients are advised to limit their activities inside the house and others outside the house. Also, an AQI between 301 and 400 is considered ‘hazardous’, posing a serious health risk to city dwellers.
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