On the night of the second day of the Lunar New Year, the second night after the end of the Chinese New Year's Eve fireworks show, the air quality across the country has recovered to normal or even better than on the eve of Chinese New Year's Eve.
The picture below shows the air quality map of the mainland at 22:00 on the night of February 11, and the main pollutants of PM2.5 are mainly concentrated in Shandong and Henan.
The picture below shows the air quality map of the mainland from February 6 to February 9, and it can be seen that the air quality on the night of February 11 is comparable to the situation on February 6.
The picture below shows the air quality comparison chart between the eve of Chinese New Year's Eve and the first day of the new year at 4 a.m. in the mainland.
From the comparison of the two groups, it can be seen that the air quality of the continent has recovered from heavy pollution.
Key cities
The above picture shows the hourly change of air pollution in Changsha, and it can be seen that at 17:00 on the first day of the Lunar New Year, the weather in Changsha basically returned to before pollution.
The situation in Hangzhou is similar to that in Changsha
Shenyang, where the pollution is more serious, did not last more than a day
Jinan
Zhengzhou
As a top-tier city, Harbin has a relatively long duration of pollution, and it may also take a long time to set off fireworks, and it can be seen that the pollutants did not gradually dissipate until the early morning of February 11