People living in HCM City are suffering from photochemical smog, a kind of air pollution that’s harmful to human health.

Photochemical smog is caused by the interaction of solar ultraviolet radiation, engine exhaust emissions and industrial emissions.

It has become a frequent phenomenon in recent years, especially during the hot and dry summer months. Photochemical smog is widespread in large cities such as Hà Nội and HCM City, posing increasingly serious risks to public health. Tiếp tục đọc “Photochemical smog threatens public health in HCM City” →