China News Service, Beijing, January 7 (Reporter Ruan Yulin) Since the 3rd, due to adverse atmospheric conditions, pollution has occurred in many parts of China, including heavy pollution in the central and southern parts of the North China Plain, the Guanzhong area, and the middle reaches of the Yangtze River.

On the 7th, air quality in several cities in Hebei, Henan, and Shanxi showed moderate to severe pollution.

　　Starting from December 31, 2021, the areas at the junction of Jiangsu, Anhui, Shandong and Henan, the Guanzhong area and the middle reaches of the Yangtze River are the first to experience excessive fine particulate matter (PM2.5); after entering 2022, the scope of pollution will gradually expand and the degree of pollution will gradually increase.

By January 5, 2022, widespread PM2.5 pollution has occurred in the North China Plain, the Fenwei Plain, and the middle reaches of the Yangtze River.

　　The China Environmental Monitoring Station showed that at 10:00 on January 7, the air quality in Tianjin, Handan, Xingtai, Baoding, Taiyuan, Yinchuan and other cities was heavily polluted, and the air quality in cities such as Shijiazhuang, Hengshui, Yangquan, Baotou, Huainan, and Bengbu was experiencing serious pollution. Degree of pollution.

　　On the 7th, the diffusion conditions were generally unfavorable. The Chengdu Plain, southern Sichuan, southern Xinjiang, eastern Gansu, and northern and eastern Ningxia are at risk of moderate pollution; central and southern North China, Guanzhong in Shaanxi, western Shaanxi, and northern slopes of Tianshan Mountains in Xinjiang. Heavy pollution may occur in some cities.

　　In order to actively respond to heavy pollution weather, cities such as Tangshan have issued orange warnings for heavy pollution weather. According to the local emergency response plan for heavy pollution weather, timely emergency emission reduction measures have been taken.

　　China Environmental Monitoring Station predicts that from the 7th to the 8th, the atmospheric diffusion conditions are unfavorable, and there may be moderate to severe pollution in central and southern Hebei, western Shandong, and most of Henan; during the same period, due to the control of the weak pressure field, the diffusion conditions are poor and the pollution continues Cumulatively, the overall area of ​​Jiangsu, Anhui, Shandong and Henan is slightly to moderately polluted, and the local area is heavily polluted.

From the 9th to the 11th, affected by the weak cold air, the diffusion conditions in most of Beijing-Tianjin-Hebei and most of Shandong have improved, and the central and northern parts of Henan may still experience moderate or above pollution.

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