Publish: 04 Jul 2023, 10:47 am
Dhaka's air quality continued to be in the ‘moderate’ zone this morning.
With an air quality index (AQI) score of 70 at 8:45 am, Dhaka ranked 21st in the list of cities worldwide with the worst air quality, reports UNB.
India’s Delhi, Chile’s Santiago, and Indonesia’s Jakarta occupied the first three spots on the list, with AQI scores of 154, 144 and 143, respectively.
Air pollution 2nd biggest cause of deaths in Bangladesh in 2019, cost about 3.9-4.4% of GDP: World Bank
An AQI between 50 and 100 is considered ‘moderate’ with an acceptable air quality. However, there may be a health concern for a very small number of people who are unusually sensitive to air pollution.
Besides, an AQI between 150 and 200 is considered 'unhealthy', AQI between 201 and 300 is said to be 'very unhealthy', while a reading of 301+ is considered 'hazardous', posing serious health risks to residents.
In Bangladesh, the AQI is based on five criteria pollutants — Particulate Matter (PM10 and PM2.5), NO2, CO, SO2 and Ozone.
HC summons N’ganj DC, DoE officials for not complying with directives to control air pollution
Dhaka has long been grappling with air pollution issues. Its air quality usually turns unhealthy in winter and improves during the monsoon.
Air pollution consistently ranks among the top risk factors for death and disability worldwide.
As per the World Health Organization (WHO), air pollution kills an estimated seven million people worldwide every year.
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