Hanoi
Hanoians able to breathe fresh air on fourth day of Tet
Hanoi’s air quality index (AQI) measured at monitoring stations in the capital city January 28 morning, the fourth day of the Year of the Rat, was in the range of from 22 to 55.
Hanoi’s air quality index (AQI) measured at monitoring stations in the capital city January 28 morning, the fourth day of the Year of the Rat, was in the range of from 22 to 55.
Green transportation is the transportation involving low emission means of transport which help reduce the discharge of CO2 and other harmful gases into the environment.
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.