Dhaka’s air ranked 6th most polluted among cities around the world Tuesday (May 23, 2023) morning, as per Air Quality Index (AQI). The air in Dhaka city was categorised as ‘unhealthy for sensitive groups’, with an AQI score of 137 at 8:30am. Indonesia’s Jakarta, Pakistan’s Lahore and China’s Shanghai occupied the first three spots on the list, with AQI scores of 168, 162, and 153 respectively. When the AQI value for particle pollution is 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. Read more: Rain, thundershowers likely in Dhaka, 5 other divisions In Bangladesh, the AQI is based on five criteria pollutants — particulate matter (PM10 and PM2.5), NO2, CO, SO2, and Ozone. 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, largely due to increased mortality from stroke, heart disease, chronic obstructive pulmonary disease, lung cancer, and acute respiratory infections. Read more: Italy’s deadly floods just latest example of climate change’s all-or-nothing weather extremes

Dhaka's air quality continues to be in the 'unhealthy' zone. With an air quality index (AQI) score of 187 at 8:34 am today (March 09, 2023), Dhaka ranked second in the list of world cities with the worst air quality. An AQI between 101 and 200 is considered 'unhealthy', particularly for sensitive groups. Pakistan’s Karachi and India’s Kolkata occupied the first and third spots in the list, with AQI scores of 188 and 184, respectively. Also read: No improvement in Dhaka's air quality, still 'unhealthy' this morning An AQI between 201 and 300 is said to be 'poor', while a reading of 301 to 400 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. 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. Breathing polluted air has long been recognised as increasing a person’s chances of developing a heart disease, chronic respiratory diseases, lung infections and cancer, according to several studies. Read More: Govt committed to doing all it can to defeat pollution: Environment Minister As per the World Health Organization (WHO), air pollution kills an estimated seven million people worldwide every year, largely as a result of increased mortality from stroke, heart disease, chronic obstructive pulmonary disease, lung cancer and acute respiratory infections.

Dhaka’s air quality is still in the 'unhealthy' zone this morning (March 08, 2023). With an air quality index (AQI) score of 156 at 9:30 am, the capital of Bangladesh ranked 13th in the list of cities worldwide with the worst air quality. Pakistan’s Lahore, the United Arab Emirate’s Dubai, and Pakistan’s Karachi occupied the first three spots, with AQI scores of 211, 195, and 188, respectively. An AQI between 151 and 200 is considered ‘unhealthy’ while between 201–300 is ‘’very unhealthy’, and 301–400 is 'hazardous', posing severe health risks to residents. Also Read: Dhaka’s air quality improves, still in ‘unhealthy’ zone this morning  The AQI, an index for reporting daily air quality, informs people how clean or polluted the air of a particular city is and what associated health effects might be a concern for them. The AQI in Bangladesh is based on five pollutants: particulate matter (PM10 and PM2.5), NO2, CO, SO2, and ozone. 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. Breathing polluted air has long been recognised as increasing a person’s chances of developing heart disease, chronic respiratory diseases, lung infections, and cancer, according to several studies. Read More: Drives against air pollution: 10 establishments, 26 vehicles fined TK 4.45 lakh As per World Health Organization (WHO), air pollution kills an estimated seven million people worldwide every year, mainly due to increased mortality from stroke, heart disease, chronic obstructive pulmonary disease, lung cancer, and acute respiratory infections.

Dhaka's air quality is in the 'unhealthy' zone this morning (February 02, 2023). With an air quality index (AQI) score of 155 at 9:04 am, the capital of Bangladesh ranked 16th on the global list of cities with the worst air quality. An AQI between 101 and 200 is considered 'unhealthy', particularly for sensitive groups. India’s Mumbai, Pakistan’s Lahore and Thailand’s Bangkok occupied the first three spots on the list, with AQI scores of 207, 202 and 198, respectively. Also read: Air quality: Dhaka world’s 3rd most polluted city this morning An AQI between 201 and 300 is said to be 'poor', while a reading of 301 to 400 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. Dhaka has long been grappling with air pollution issues. Its air quality usually turns unhealthy in winter and improves during the monsoon. Read More: Drives against air pollution: 10 establishments, 26 vehicles fined TK 4.45 lakh Air pollution consistently ranks among the top risk factors for death and disability worldwide. Breathing polluted air has long been recognised as increasing a person’s chances of developing a heart disease, chronic respiratory diseases, lung infections and cancer, according to several studies. As per the World Health Organization (WHO), air pollution kills an estimated seven million people worldwide every year, largely as a result of increased mortality from stroke, heart disease, chronic obstructive pulmonary disease, lung cancer and acute respiratory infections. Read More: Special drives to curb air pollution from Wednesday: Minister

The air quality of Bangladesh’s capital Dhaka continued to be in the 'unhealthy' zone this morning. With an air quality index (AQI) score of 168 at 9:15 am today (February 1, 2023), Dhaka ranked 11th in the list of cities with the worst air. Kazakhstan's Astana, Pakistan’s Karachi and Mongolia's Ulaanbaatar occupied the first three spots in the list, with AQI scores of 229, 195 and 190, respectively. Read More: Air pollution 2nd biggest cause of deaths in Bangladesh in 2019, cost about 3.9-4.4% of GDP: World Bank In Bangladesh, the AQI is based on five criteria pollutants — Particulate Matter (PM10 and PM2.5), NO2, CO, SO2 and Ozone. 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. Breathing polluted air has long been recognised as increasing a person’s chances of developing heart disease, chronic respiratory diseases, lung infections and cancer, according to several studies. Read More: Dhaka’s air pollution: HC asks what steps have been taken

Though Dhaka is no longer the world's most polluted city, its air quality continues to be 'unhealthy'. With an air quality index (AQI) score of 146 at 11.28am on Monday, the metropolis ranked 6th in the list of world cities with the worst air quality. Pakistan’s Lahore, India’s Delhi and Chile’s Santiago occupied the first three spots, with AQI scores of 174, 165 and 157, respectively. An AQI between 101 and 200 is considered 'unhealthy', particularly for sensitive groups. Similarly, an AQI between 201 and 300 is said to be 'poor', while a reading of 301 to 400 is considered 'hazardous', posing serious health risks to residents. AQI, an index for reporting daily air quality, is used by government agencies to inform people how clean or polluted the air of a certain city is, and what associated health effects might be a concern for them. In Bangladesh, the AQI is based on five criteria pollutants -- Particulate Matter (PM10 and PM2.5), NO2, CO, SO2 and Ozone. Dhaka has long been grappling with air pollution issues. Its air quality usually turns unhealthy in winter and improves during the monsoon. A report by the Department of Environment (DoE) and the World Bank in March 2019 pointed out that the three main sources of air pollution in Dhaka "are brick kilns, fumes from vehicles and dust from construction sites". With the advent of winter, the city’s air quality starts deteriorating sharply due to the massive discharge of pollutant particles from construction work, rundown roads, brick kilns and other sources. Also Read: Dhaka's air quality plunges back to 'unhealthy' zone Air pollution consistently ranks among the top risk factors for death and disability worldwide. Breathing polluted air has long been recognised as increasing a person’s chances of developing a heart disease, chronic respiratory diseases, lung infections and cancer, according to several studies. As per the World Health Organization (WHO), air pollution kills an estimated seven million people worldwide every year, largely as a result of increased mortality from stroke, heart disease, chronic obstructive pulmonary disease, lung cancer and acute respiratory infections.      

Although the streets have been largely empty for nearly two weeks now, air in Bangladesh’s capital city barely showed any sign of improvement as Dhaka ranked third worst in the Air Quality Index on Sunday morning.

Although the air of Bangladesh’s capital Dhaka marked a significant improvement on Wednesday morning, it was still classified as ‘unhealthy’ in the Air Quality Index (AQI).   Dhaka had an AQI score of 135 at 10:17am. It stood 20th in the list of cities with worst air.

Bangladesh’s capital Dhaka ranked second among cities with worst air quality on Saturday morning.