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Ho Chi Minh City's skyline has been rendered gray due to increased air pollution levels.

“This is the sign of air pollution.”

Experts reported that the sky of Ho Chi Minh City had taken on a dull gray hue, accompanied by a thick layer of mist, as air pollution levels increased on Thursday morning.

At approximately 9:00 and 10:00 am, buildings and skyscrapers in the southern region of Vietnam were blanketed in a thick fog, as reported by Tuoi Tre (Youth) newspaper. According to experts, this phenomenon is common at the end of the year in this area.

The Ho Chi Minh City Department of Natural Resources and Environment has identified a phenomenon known as photochemical smog, which is a form of air pollution that is caused by sunlight reacting with emissions in the troposphere. These compounds created from this process are damaging to human health as well as reduce visibility.

From November 14 to 20, monitoring results indicated that 42.9 percent of Total Suspended Particulate (TSP) values and all noise indicators did not comply with established requirements, whereas 9.5 percent of Fine Particulate Matter (PM 2.5) indicators were outside the set standards.

Le Thi Xuan Lan, a former deputy head of the southern hydro-meteorological station, has identified the phenomenon of dust-mixed smog. She explains that in Ho Chi Minh City, humidity levels remain high due to the ongoing rainy season.

“Suspended dust clings to water vapor, so we can see it more clearly,” Lan said. The tell-tale signs of air pollution.

Source: TuoiTreNews