North Vietnam: severe air pollution in many areas, especially Hà Nội
Description
More specifically, measurement results from 27th to 28th February from air quality monitoring applications including VN Air, AirVisual, and PAM Air, showed high levels of air pollution with many red dots and several purple dots at many areas in the North, particularly in Hà Nội.
Related articles:
Hà Nội: air quality at very harmful levels on first days of 2022
Sources & further information: “Chất lượng không khí tại nhiều nơi ở Hà Nội ô nhiễm nặng” at https://www.vietnamplus.vn and “Kết quả quan trắc: Không khí ở Bắc Bộ ô nhiễm nặng, hại sức khỏe” at https://www.vietnamplus.vn, accessed on 1 March 2022.