The Pearl River Delta is 51 times of severe air pollution and meteorological conditions is the key r www.huangse.com

The Pearl River Delta is 51 times of severe air pollution and meteorological conditions is the key reason – Beijing, Beijing, Guangzhou, November 13 (Shen Zhao Chen Huilu) according to the environmental protection department of Guangdong Province, 13 news, 12, 12 pm to 23 PM, the Pearl River Delta has a total of 51 times of air quality and severe pollution, accounting for 4.2%. 12 at 23 o’clock, the AQI value of the heavy pollution sites showed a steady downward trend. According to the Guangdong provincial environmental protection department, the instantaneous value of air pollution is mainly concentrated in the Pearl River Delta, the Pearl River Delta region air quality is relatively good, the overall good mainly. According to the Guangdong provincial Environmental Protection Bureau of statistics, 12 at noon on the 12 to 23 period, a total of 117 stations appeared moderate pollution in Guangdong Province, accounted for 9.2%, of which 51 stations had severe pollution, accounted for 4.2%. Among them, Zhongshan, China Bo Park site, serious pollution in 12, 21 and 22, the highest value reached 317 AQI hours, PM2.5 hours the concentration value of up to 267 micrograms per cubic meter, the serious pollution level. Foshan Huacai vocational school site hours AQI reached the maximum value of 300 hours, PM2.5 concentration of 250 micrograms per cubic meter, PM2.5 hour concentration reaches the critical value of severe pollution and severe pollution. Guangdong provincial environmental protection department and the meteorological department in consultation with the view, the impact of meteorological conditions is the key reason for the pollution process. It is understood that 12 days, Guangdong province affected by the southwest warm air in front of the trough, the control of upper anticyclonic circulation by the south, under the control of high pressure, high prevalent downdraft; static stability under atmospheric conditions, the ground was controlled by the lower pressure, wind speed, slip atmospheric diffusion conditions, in the Dongguan Jiangmen area, surface wind convergence and, the pollutants accumulate in the. Guangdong provincial environmental protection department, said, according to the results of air quality model forecasts, the next few days Guangdong air diffusion conditions are still unfavorable. At present, the Guangdong provincial Environmental Protection Bureau has issued a "emergency notice" to further strengthen the air pollution in the Pearl River Delta region emergency control measures, around the city in the Pearl River Delta and the Shunde region will pay close attention to the changes of air condition, and take appropriate action in a timely manner. (end)相关的主题文章:

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