VOV.VN - Local residents in Ho Chi Minh City awoke to find the southern metropolis under a thick blanket of fog on the morning of July 22, with many of the city’s high-rise buildings left shrouded in mist.

VOV.VN - Dozens of planes could not land at Vietnam’s northern airports due to heavy fog, reported the Civil Aviation Authority of Vietnam (CAAV).

VOV.VN - Visibly-dense haze engulfed Hanoi throughout December 15 as the air quality index (AQI) monitored by the capital’s sensor station rose to the unhealthy level of 205, ranking fourth among the world’s most polluted cities.

VOV.VN - A number of flights were unable to land at Noi Bai International Airport in Hanoi on January 21 as a result of a thick blanket of fog engulfing much of the capital, forcing flights to land at other domestic airports in order to ensure safety for both passengers and crew members.

VOV.VN - Temperatures in Sa Pa resort town in northern Lao Cai province plummeted to two degrees Celsius during the early hours of December 31, with weather conditions also bringing a combination of drizzle and frost.

VOV.VN - A thick layer of fog descended on Ho Chi Minh City on the morning of September 10, serving to create poor conditions for residents on their way to work, with many concerned about declining air quality.