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Bài viết thuộc: AQI
Hanoi’s air quality on November 1: Mostly at average level
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in the city was mostly at the average level.
Hanoi’s air quality on November 7: Still at bad level
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in the city was mostly at the bad level.
Hanoi’s air quality on November 8 remains bad
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in the city was mostly at the bad level.
Hanoi's air quality adversely affects human health in recent days
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in the city ranged from 58 to 197.
Hanoi’s bad air quality remains unchanged on November 9
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in the city was mostly at the bad level.
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