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.

VOV.VN - The capital of Vietnam has been choked on unprecedentedly poisonous air over recent days with the air quality index (AQI) monitored at most sensor stations reaching an unhealthy level, even falling to a hazardous level in some places.

VOV.VN - Motorbike drivers are unlikely to hit the road in major districts of the capital city as Hanoi is planning to ban motorbikes starting in 2025.

VOV.VN - The Hanoi Natural Resources & Environment Department reported on November 2 that the air quality in the capital has improved greatly thanks to a recent cold air mass and an extended period of torrential rain.

VOV.VN - Air quality in Hanoi once again worsened to dangerous levels on October 27 after a period of maintaining a stable level, ranking third among the world's most polluted cities, only behind India and Pakistan.

VOV.VN- Despite the air quality in many central and southern localities showing signs of improvement, several northern provinces saw elevated levels of air pollution on September 3, that could seriously impact human health, according to local air tracking stations.

VOV.VN - The air quality around Hanoi capital plunged to worse levels on June 6 due to a combination of post – rice harvest straw burning and hot temperatures.