Air Quality Index
Dhaka’s air quality sees significant improvement
Dhaka’s air quality showed significant improvement on Thursday morning with the capital city ranking 20th worst in the Air Quality Index (AQI).
It had an AQI score of 91 and its air quality was classified as ‘moderate’.
China’s Beijing, Vietnam’s Hanoi and India’s Delhi occupied the first three spots in the list of cities with the worst air with scores of 208, 158 and 153 respectively.
Dhaka’s air still ‘unhealthy’
Although all the activities, including vehicular movement, remained halted in the capital amid the ongoing nationwide shutdown aimed at curbing coronavirus, Dhaka ranked fourth worst in the Air Quality Index (AQI) on Wednesday morning.
It had an AQI score of 155 at 08:24am. The air was classified as ‘unhealthy’.
Air Quality Index: Dhaka ranks 7th worst
The air quality of Dhaka showed signs of improvement on Monday morning.
The capital was ranked 7th worst in the Air Quality Index (AQI) with a score of 134, around 8am.
The air quality was classified as ‘moderate’.
Myanmar’s Yangon, China’s Shenyang, China’s Chengdu occupied the first three spots in the list of cities with worst air with scores of 175, 162, and 154 respectively.
When the AQI value is between 101 to 150 it means ‘Unhealthy for Sensitive Groups’.
Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air.
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.
In Bangladesh, the AQI is based on five criteria pollutants - Particulate Matter (PM10 and PM2.5), NO2, CO, SO2 and Ozone.
Air Quality Index: Dhaka ranks 18th worst
The air quality of Dhaka showed signs of improvement on Sunday morning.
Dhaka’s air quality improves but still unhealthy: AQI
Although the air quality of Dhaka showed a sign of improvement on Friday morning it was classified as ‘unhealthy’ in the Air Quality Index (AQI).
The capital ranked 12th worst in the Air Quality Index (AQI) with a score of 104.
Pakistan’s Lahore, India’s Delhi and China’s Shenyang, occupied the first three spots in the list of cities with the worst air with scores of 183, 169 and 144 respectively.
When the AQI value is between 101 to 150 it means ‘Unhealthy for Sensitive Groups’.
Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air.
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.
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. Its air quality usually improves during monsoon.
Air Quality Index: Dhaka's air still remains 'unhealthy'
Bangladesh’s capital Dhaka ranked third worst in the Air Quality Index (AQI) on Thursday morning.
It had an AQI score of 157 at 08:12am. The air was classified as ‘unhealthy’.
When the AQI value is between 151 and 200, everyone may begin to experience health effects. Members of sensitive groups may experience more serious health effects.
Indonesia’s Jakarta and Afghanistan’s Kabul occupied the first and second spots in the list of cities with worst air quality with AQI scores of 163 and 158 respectively.
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.
In Bangladesh, the AQI is based on five criteria pollutants – Particulate Matter (PM10 and PM2.5), NO2, CO, SO2, and Ozone (O3).
Dhaka has long been grappling with air pollution. Its air quality usually improves during monsoon.
Dhaka ranks 2nd worst in Air Quality Index
Bangladesh’s capital Dhaka ranked second worst in the Air Quality Index (AQI) on Tuesday morning.
It had an AQI score of 163 at 09:12am. The air was classified as ‘unhealthy’.
The situation seems to have improved little over the past few weeks as the government imposed heavy restrictions on movement and shut down all non-essential services to contain the spread of coronavirus.
When the AQI value is between 151 and 200, everyone may begin to experience health effects. Members of sensitive groups may experience more serious health effects.
Thailand’s Chiang Mai, and Vietnam’s Hanoi occupied the first and third spots in the list of cities with the worst air quality with AQI scores of 168 and 155 respectively.
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.
In Bangladesh, the AQI is based on five criteria pollutants – Particulate Matter (PM10 and PM2.5), NO2, CO, SO2, and Ozone (O3).
Dhaka has long been grappling with air pollution. Its air quality usually improves during monsoon.
Air Quality Index: Dhaka ranks 6th worst
Bangladesh’s capital Dhaka ranked sixth worst in the Air Quality Index (AQI) on Monday morning.
It had an AQI score of 140 at 08:06am.
The air was classified as ‘unhealthy for sensitive groups’.
When the AQI value is between 101 and 150, active children and adults, and people with respiratory diseases, such as asthma, should limit prolonged outdoor exertion.
India’s Delhi, Thailand’s Chiang Mai and Pakistan’s Lahore occupied the top three spots in the list of cities with the worst air quality with AQI scores of 175, 160 and 158 respectively.
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.
In Bangladesh, the AQI is based on five criteria pollutants – Particulate Matter (PM10 and PM2.5), NO2, CO, SO2, and Ozone (O3).
Dhaka has long been grappling with air pollution. Its air quality usually improves during monsoon.
Air Quality Index: Dhaka ranks 6th worst
Bangladesh’s capital Dhaka ranked sixth worst in the Air Quality Index (AQI) on Sunday morning.
Air Quality Index: Dhaka ranks worst
Bangladesh’s capital Dhaka ranked worst in the Air Quality Index (AQI) on Monday morning.
The city had a score of 190 at 8am, indicating that the air quality was ‘unhealthy’.
When the AQI value is between 150 and 200, everyone may begin to experience health effects.
China’s Shenzhen and India’s Delhi occupied the second and third spots in the list of cities with the worst air quality with AQI scores of 189 and 183 respectively.
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.
In Bangladesh, the AQI is based on five criteria pollutants – Particulate Matter (PM10 and PM2.5), NO2, CO, SO2 and Ozone (O3).
The Department of Environment has also set national ambient air quality standards for these pollutants. These standards aim to protect against adverse human health impacts.
Dhaka has long been grappling with air pollution. Its air quality usually improves during monsoon.