VOV.VN - The air quality of Hanoi, the capital of Vietnam, reached an “unhealthy” level on October 7 morning, placing it at the top of the world’s most air polluted cities list.

VOV.VN - The capital experienced a day with very poor air quality on March 22, with the conditions seriously affecting human health, notably the elderly, children, and people suffering from respiratory diseases.

VOV.VN - Vietnam will build 98 more air quality monitoring stations in all 63 cities and provinces across the country till 2030.

VOV.VN - The air quality in Hanoi reached “very unhealthy” levels in the early morning of March 5, placing the capital at the top of the world’s most air polluted cities list.

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.

VOV.VN - The Vietnamese capital ranked fourth among the top 100 worst air-polluted cities in the world on November 28, according to data released by Switzerland-based air quality monitor IQAir AirVisual.

VOV.VN - The morning of August 11 saw Hanoi engulfed in fog amid the air quality index (AQI) recording a bad level in the capital.

VOV.VN - Air quality in the capital was recorded at very unhealthy levels on January 5, exemplified by a thick haze that has blanketed the city.

VOV.VN - PAM Air monitoring stations in Hanoi reported that the Air Quality Index (AQI) in areas of the capital have reached hazardous levels, mostly in densely-populated areas near schools and kindergartens which have an adverse impact on the health of children and the elderly.

VOV.VN - The central province of Thua Thien Hue hosted the award ceremony of the 'Hue-City of Bicycles' competition on September 17 in response to World Cycling Day.