Hanoi’s residents alarmed at indoor air pollution Chia sẻ | FaceBookTwitter Email Copy Link Copy link bài viết thành công
22/12/2020 09:24 GMT+7
Outdoor air pollution is considered a major factor leading to increased indoor air pollution in Hanoi.
Along with bad air conditions in Hanoi, a metropolis of over eight million people, indoor air pollution has become a big problem for dwellers.
Hanoi’s air quality index (AQI) measured at all automatic monitoring stations in the city show levels close to serious pollution, with the average range of 150 to 200. Experts said air quality at this level could aggravate health issues for people with sensitive health conditions.