Dhaka's air quality continued to be in the 'unhealthy' zone this morning (March 20, 2023). With an air quality index (AQI) score of 133 at 9 am, Dhaka ranked 15 in the list of cities worldwide with the worst air quality. An AQI between 101 and 150 is considered 'unhealthy', particularly for sensitive groups. Iraq’s Baghdad, Pakistan's Lahore and South Korea's Incheon occupied the first three spots in the list, with AQI scores of 259, 257 and 194, respectively. Read More: River pollution: Artists take to unique protest in Habiganj   An 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. 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. 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 topped the list of cities around the world with the worst air quality this morning (March 19, 2023). With an air quality index (AQI) score of 196 at 9:20 am today, Dhaka ranked first among cities with the most polluted air. The air was classified as ‘unhealthy’. South Korea’s Incheon and Myanmar’s Yangon occupied the second and third spots on the list, with AQI scores of 175 and 173. An AQI between 151 and 200 is considered ‘unhealthy’ while 201–300 is ‘‘very unhealthy’, and 301–400 is 'hazardous', posing severe health risks to residents. Read more: River pollution: Artists take to unique protest in Habiganj The AQI, an index for reporting daily air quality, informs people how clean or polluted the air of a certain 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. 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.   Read More: Govt committed to doing all it can to defeat pollution: Environment Minister

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

The air quality of Bangladesh’s capital Dhaka continued to be in the 'very unhealthy' zone this morning. With an air quality index (AQI) score of 291 at 8:45 am today (January 31, 2023), Dhaka ranked first in the list of cities with the worst air. Pakistan’s Karachi and Myanmar’s Yangon occupied the second and third spots in the list, with AQI scores of 191 and 189, respectively. Read more: 2022 was fifth or sixth warmest on record as Earth heats up 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: Experts lament lack of steps to check air pollution in Dhaka city

Bangladesh’s capital Dhaka saw a marked improvement in air quality on Thursday. With an air quality index (AQI) score of 75 at 8.52am, the metropolis ranked 26th in the list of world cities with the worst air quality. Dhaka's AQI was categorised as ‘moderate’.  Russia’s Krasnoyarsk, India’s Delhi and China’s Chengdu occupied the first three spots in the list, with AQI scores of 182, 168 and 160, 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. Also Read - Dhaka’s air quality improves significantly 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 breathes better as its air quality improves 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.

Bangladesh’s capital Dhaka ranked fourth worst in Air Quality Index (AQI) on Monday morning. The capital city had an AQI score of 197around 10am as the air was classified as ‘unhealthy’. An AQI between 101 and 200 is considered 'unhealthy', particularly for sensitive groups. Pakistan’s Lahore, Afghanistan’s Kabul and India’s Delhi occupied the top three spots with AQI scores of 426, 395 and 224, which is classified as ‘Hazardous’ and ‘very unhealthy’ respectively. Air quality in this ‘hazardous’ range triggers health warnings of emergency conditions by media outlets. Besides, when air quality is in this 'very unhealthy' range, it is expected that there will be widespread effects among the general population and more serious effects in members of sensitive groups. 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. Read: Dhaka breathes ‘unhealthy’ air as AQI dips 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 during winter and improves during monsoon. Environmental experts have stressed the need for effective measures to protect Dhaka city dwellers from air pollution during the winter when it usually turns unhealthy and hazardous. They suggest sweeping the city’s roads with water regularly, covering construction sites and materials, and stopping the movement of overloaded and unfit motor vehicles in the city. The experts blame the authorities concerned for their lack of seriousness as no visible steps are seen yet to improve the air quality, which worsens terribly from November to February. From January to March in 2021, the air quality was hazardous for 12 days, very unhealthy for 58 days, unhealthy for 19 days and unhealthy for sensitive groups in one day in Dhaka, one of the most polluted cities in the world. Read: Experts lament lack of steps to check air pollution in Dhaka city 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, as per the World Health Organization (WHO).

The air quality of Dhaka city has made a marked improvement by some 45pc on average a day during the first seven days of the Covid-19 lockdown due to the low level of emissions. According to a survey conducted by Center for Atmospheric Pollution Studies (CAPS) of Stamford University Bangladesh, four reasons effectively worked behind the strange improvement in the air quality.   Read Dhaka keeps grappling with ‘hazardous’ air It said low traffic flow, suspension of road renovation and construction works and lack of activities to burn wastes led to the improvement in the air quality though it is said to be a short-lived gain. Even the air pollution declined by 70pc in some areas in the city during the April 14-21 period, the survey says. Read No respite from pollution as Dhaka’s air quality still ‘unhealthy’ The survey was carried out under a project titled “Promoting Democratic Governance and Collective Advocacy for Environmental Protection in Dhaka City” with financial support from USAID and UKAid. As part of the survey, the air quality was measured using automatic equipment for eight hours a day in 10 areas of the capital. Also read: Dhaka is world's most polluted city The measurement showed that the air quality has improved on average 45pc a day from April 14 to 21 last.

Here's some good news. Dhaka is no longer the world's most polluted city. That's Lahore now.

Dhaka continues to dominate the list of cities with the worst air quality in the world.