VOV.VN - The capital was placed second among the worst air-polluted cities in the world on March 4, according to data released by Switzerland-based air quality monitor IQAir AirVisual.
The data compiled on March 4 indicates that the air quality index (AQI) of Hanoi at 10:30 a.m. reached 181, representing a level very unhealthy for humans.
The monitoring station also stated that the air quality in Nam Tu Liem district was at a hazardous level as of 7 a.m. on March 4.
The morning of March 4 witnessed Hanoi engulfed in fog amid the air quality index (AQI) recording a bad level in the capital.
According to experts, drizzly conditions on the night of March 3 has left a large amount of moisture in the air which has contributed to creating a layer of fog.
Air pollution combined with fog has the potential to limit visibility, thereby negatively affecting people’s health, especially those in sensitive groups.
Pham Hung road is covered by a layer of dense fog and dust.
Fog covers Keangnam Hanoi Landmark Tower, the tallest building in Hanoi.
Most drivers done face masks amid polluted air.
Fog limits the visibility of drivers on the roads, with many people being forced to turn on their lights as they travel on roads around the city.
A scene is recorded on Tran Duy Hung road at 8 a.m. on March 4.
Từ khóa: Hanoi most air-polluted city, Hanoi, most air-polluted city, IQAir AirVisual, air quality