|Severe smog alert raised for China’s northern and central regions
The national observatory has raised the severity of its smog alert for northern and central China. Heavy smog is expected to continue for another two days.
The National Meteorological Center has raised the smog alert from yellow to orange, the second-highest level in severity, and at 8 am today continued the alert for another 24 hours, according to a statement.
China's meteorological alerts are labeled blue, yellow, orange and red in order of ascending severity.
From Tuesday to Wednesday, moderate smog will shroud Beijing, Tianjin, Hebei, Shanxi, Shandong, Henan, Shaanxi and Liaoning, where weather conditions will not be favorable for the dispersion of pollutants.
There will be heavy smog is some of those regions, the NMC said.
Heavy air pollution has persisted since last Thursday. Beijing issued an orange alert for the first time on Friday. The alert initiated an emergency response requiring schools and kindergartens to cancel outside sports classes and halting some construction work.
However, the level of PM2.5, particles measuring less than 2.5 micrometers and the most noxious form of air pollution, continued to rise in Beijing, Tianjin and Hebei, the NMC said.
At the air monitoring spot in the National Agricultural Exhibition Center in Beijing, PM2.5 readings topped 400 at 2 a.m. and surged to 444 at 4 a.m. today, data showed.--Xinhua