The Ministry of Ecology and Environment announced the results of the national air quality forecast conference in the first half of March

　　Economic Daily - China Economic Network, Beijing, March 1 - On February 28, China Environmental Monitoring Station, together with the Central Meteorological Observatory, the six regional air quality prediction and forecasting centers and the Beijing Environmental Protection Monitoring Center, held a national air quality prediction conference in the first half of March 2020.

In the first half of March, most of the country's air quality was dominated by good to light pollution. The possibility of regional severe pollution is small. Affected by fugitive dust and floating dust, the southern Xinjiang region may have sustained moderate or above pollution.

　　Beijing Tianjin Hebei and its surrounding areas: In the first half of March, the air quality in the northern part of the region was dominated by good to light pollution, while that in the central and southern part was dominated by light to moderate pollution, with the primary pollutant being PM2.5. Among them, on the 1st, some cities in central and southern Hebei may have short-term heavy pollution; Severe pollution may occur in some cities from July to September.

  　Beijing: In the first half of March, the air quality was mainly excellent, and the primary pollutant was PM2.5. Among them, on the 6th to 8th and 13th to 15th days, the diffusion conditions became worse, and slight to moderate pollution may occur.

　　Yangtze River Delta region: In the first half of March, the air quality in the middle and north of the region is dominated by good to light pollution, while that in the south is dominated by good, and the primary pollutant is PM2.5.

　　Fen Wei Plain: In the first half of March, most of the air quality in the region is dominated by good to light pollution, and the primary pollutant is PM2.5 or PM10. Among them, dust transport may affect the northern part of the region from January to March; On June 9 and 13-15, the local area may be moderately polluted.

　　Northeast China: In the first half of March, most of the air quality in the region is dominated by good to light pollution, and the primary pollutant is PM2.5. Among them, from January to March, moderate pollution may occur in the southwest of Heilongjiang and the central and western regions of Liaoning.

　　South China: In the first half of March, most of the air quality in the region is excellent, and the primary pollutant is PM2.5 or ozone. Among them, 4-5 and 10-12 days, the northern part of the region is well to slightly polluted; From 13th to 15th, the weather became stable, the temperature rose, and moderate ozone pollution may occur locally.

　　Southwest China: In the first half of March, most of the air quality in the region is excellent, and the primary pollutant is PM2.5. Among them, PM2.5 gradually accumulates in Chengdu Chongqing urban agglomeration on June 7, September 10, and 14-15, and some cities are moderately to moderately polluted.

Northwest region: In the first half of March, most of the air quality in the region is dominated by good to light pollution, and the primary pollutant is PM2.5 or PM10. Among them, dust or floating dust weather may occur in the northern part of the region due to strong winds from January to March; On June 9 and 13-15, moderate pollution may occur in Guanzhong, Shaanxi.

Source: Economic Daily - China Economic Network