Dense fog for the next few days
Since Wednesday, air pollution in northern China has darkened. Beijing issued a blue alert on Thursday and said that by next Monday, the cold weather will not disperse in the cold weather.
According to the National Meteorological Center, this series of air pollution has covered up several provinces in northern China, including Beijing, Liaoning, and Shandong, where PM2.5 particles were concentrated at 300 micrograms per cubic meter on Friday. In order to withstand this particularly heavy five-day period, Beijingers once again wore masks to protect themselves. street
The worrying thing about the embarrassing days in Beijing is that people, especially mothers with children, are outdoors.
“We can feel the smoke is serious. At the moment, my family is coughing for coughing, and the children dare not go out to play every day (we set the air purifier best). Maybe it will help. ”
According to Syntun, a statistical company, air purifiers were sold at the Singles Day Shopping Festival on November 11 last year.
Speaking of air purifiers, the world’s largest air purifier, Smogg Free Tower, is 7 meters high and was created by Dutch artist and innovator Daan Roosegaarde, whose team recently opened the tower’s smoky free air to the public in Beijing.
“The aim of the Smoke Freedom Project is to provide clean air for the Smoke Freedom Tower, but the Smoke Freedom Ring is not part of the sensory problem, but part of the solution for the Chinese people. It’s Daan Roosegaarde, an artist and innovator. China has taken a series of measures to curb air pollution. The goal is to reduce coal production by 500 million tons from now until 2020, accounting for about 19% of the current annual output. 60% of the major pollutants in the power sector.
Smoke is expected to appear in autumn and winter in northern China due to inappropriate weather this year.