Hanoi
Hanoi’s air quality still bad as Tet nears
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in Hanoi on January 21 was in the range of from 111 to 163.
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in Hanoi on January 21 was in the range of from 111 to 163.
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in the capital city today was in the range of from 27 to 56.
Hanoi’s air quality index (AQI) measured at 10 monitoring stations in the city ranged from 39 to 201.