(Beijing Comprehensive News) China's air quality has recently deteriorated, and the haze conditions in northern cities such as Beijing -Tianjin -Hebei are expected to last until mid -November.

Agence France -Presse quoted Swiss Air Purification Information Technology Company IQAIR, saying that the PM2.5 concentration of Beijing Wednesday (November 1) was more than 20 times higher than the Standard of the World Health Organization.IQAIR also said that Beijing is currently the third serious city in the world.

According to interface news reports, as of 4 pm on Wednesday, the air quality of Beijing Dongcheng, Xicheng, Chaoyang, Tongzhou, Daxing, Pinggu, and Shunyi has reached the level of five levels of severe pollution.The air quality index is divided into six levels, and the sixth level is a serious pollution level.Beijing has launched an orange warning of heavy air pollution at 12:00 on Monday.

The results of the air quality forecast for the first half of the first half of the November of the first half of the Chinese Ministry of Ecology and Environment, the results of the air quality forecast of the first half of the month in the first half of November showed that most of the nation's air quality is mainly due to good to mild pollution.From the day to the 2nd, cities in the southern parts of Beijing -Tianjin -Hebei and the surrounding areas may occur in heavy pollution.

The Beijing News reported that pollution emissions have increased, and the recent meteorological conditions are relatively unfavorable, resulting in the accumulation of pollution.