Dhaka most air dirtied city
Dhaka encountered the most abnormal amount of air contamination among urban communities over the world on Tuesday as its air quality list (AQI) has taken off to 608 ppm (nearness of toxin particles).
A PDA application - Air Visual - uncovered the data of AQI got from the air quality observing station at the US international safe haven in Dhaka.
Different urban areas on the planet that take after Dhaka in seriousness of air contamination are Shanghai of China, Ulaanbaatar of Mongolia, Hangzhou and Chengdu of China, Lahore of Pakistan and Kolkata and Delhi of India.
Not just the capital city of Dhaka, inordinate hurtful particles has been found in the demeanor of Gazipur, Narayanganj, Khulna, Rajshahi, Sylhet and Barisal amid the winter, particularly in January.
On Monday, the most elevated amount of air contamination was recorded at 565ppm in Narayanganj took after by 556 ppm in Dhaka, 402 ppm in Khulna, 386 ppm in Gazipur, 308 ppm in Rajshahi, 274 ppm in Barisal, 264 ppm in Sylhet and 174 ppm in Chittagong, as indicated by a report of Clean Air and Sustainable Environment (CASE) Project under the Department of Environment.
The file depends on five criteria toxins managed under the Clean Air Act — ground-level ozone, particulate issue, carbon monoxide, sulfur dioxide, and nitrogen dioxide.
The Department of Environment (DoE) has additionally set national surrounding air quality principles for these poisons. The principles have been set with an intend to shield human wellbeing from unfriendly effects of air contamination.
The AQI standard for Bangladesh is 0-50 (great), 51-100 (direct), 101-150 (alert), 151-200 (unfortunate), 201-300 (exceptionally undesirable) and 301-500 (amazingly unfortunate).
The CASE venture has discovered to a great degree unfortunate air in Dhaka, Gazipur, Narayanganj, Khulna and Rajshahi on Monday while the contamination level has surpassed the AQI standard in Dhaka and Narayanganj.
