China Naming Network - Ziwei knowledge - How many days is the foggy weather in Nanning in 20 13, with five days of heavy pollution?

How many days is the foggy weather in Nanning in 20 13, with five days of heavy pollution?

Qi Xingchao, deputy director of the Environmental Protection Department of the autonomous region, said that in 20 13 years, the average annual concentrations of PM2.5 in Nanning and Guilin were as high as 57 μ g/m3 and 66 μ g/m3 respectively, both exceeding the national standard (35 μ g/m3). "This means that if we don't take decisive measures to reduce air pollution now, we won't ask cities to reduce the annual average concentration of inhalable particles. It is estimated to be 2065438+. 9 M6 d- [! q,V p+ T5 H

Qi Xingchao said that the air quality in our region improved significantly during the Eleventh Five-Year Plan period, and the air pollution index dropped from 20 10 in 2006. Since the "Twelfth Five-Year Plan", due to the rapid economic development, air pollution fluctuated greatly, especially in 20 13, the air pollution index increased compared with 20 12, and the air quality decreased obviously. 14 cities, the air quality in Nanning, Guilin and Liuzhou declined most obviously, and the excellent rate of air quality in Nanning (evaluated according to Environmental Air Quality Standard (GB3095- 1996)) declined the most, exceeding 10%. Last year, the number of foggy days in Nanning was 72 days, even appearing continuously. On June 5438+ 10 this year, the days with good air quality in Nanning, Liuzhou, Guilin and Beihai were only 6 days, 3 days, 3 days and 15 days respectively.

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