VOV.VN - "Unhealthy" levels of air pollution have been recorded in Hanoi over the past few days and are set to continue over the coming days in the build up to Tet or the Lunar New Year festival, the biggest of its kind in Vietnam.

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 - 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.

VOV.VN - Temperatures in Ho Chi Minh City and neighbouring areas reached between 35 and 37 degrees Celsius on March 18, with UV levels rising the a hazardous figure of 11+, according to meteorologists.

VOV.VN - The air quality in Hanoi sharply declined on the morning of March 8 to reach extremely unhealthy levels, exemplified by a thick layer of haze that is currently blanketing the capital.

The US’s experience in environmental management and air quality control in Vietnam were touched upon at a seminar in Hanoi on January 25.

How to improve air quality was the main topic of a seminar held in Hanoi on January 9 within the framework of a clean air project supported by the United States Agency for International Development (USAID).

VOV.VN - The capital is currently enduring the most hazardous level of air pollution since early winter, according to the monitoring application PAMAir.