Why is the smog in Beijing so serious in 2022?

The reason why the smog in Beijing in 2022 was so serious was because the smog in Beijing was caused by heavy industry pollution and there were many residents. It is not excluded that cooking smoke is the cause of smoke. It is suggested that the diet should be light and digestible, pay attention to rest, avoid staying up late, wear a mask when going out to work and rest, and avoid inhaling polluted air.

Haze is a combination of fog and haze. Smog is very common in cities. In many areas of China, fog and haze are combined as disastrous weather phenomena for early warning and forecasting, which are collectively called "haze weather". Haze is the result of interaction between specific climatic conditions and human activities.