Shenzhen ranks fourth!The latest air quality status in the country

Recently, the Ministry of Ecology and Environment released the national environmental air quality status from May and from January to May. The reporter learned that in May this year, Shenzhen's air quality ranked fourth in 168 key cities across the country.

▲ In June of Pengcheng, the air was fresh, and a touch of "Shenzhen Blue" brightened the beautiful background of the city.

According to the data released by the Ministry of Ecology and Environment, in May this year, the average number of excellent air quality of 339 prefecture -level and above cities across the country was 85.2%, a year -on -year decrease of 2.6 percent Cubic meter, the average concentration of PM10 (inhaled particulate matter) is 45 micrograms/cubic meter, a year -on -year decrease of 4.3%; the average concentration of O3 (ozone) is 153 micrograms/cubic meter, an increase of 7.0%year -on -year; SO2 (sulfur dioxide) average concentration concentration It is 8 micrograms/cubic meter, which is flat year -on -year; the average concentration of NO2 (nitric oxide) is 18 micrograms/cubic meter, a year -on -year decrease of 5.3%; the average concentration of CO (carbon monoxide) is 0.7 mg/cubic meter, a year -on -year decrease of 12.5%.

今年5月，全国168个重点城市中，空气质量相对较好的20个城市（从第1名到第20名）依次是海口、拉萨、贵阳、深圳、惠州、张家口、舟山、珠海、丽水、 Huangshan, Kunming, Fuzhou, Xiamen, Zhongshan, Ya'an, Guang'an, Nanning, Taizhou, Changchun and Shanghai. Cities with relatively poor air quality (from the penultimate to the 20th place) are Taiyuan, Tangshan, Yangquan, Binzhou, Shijiazhuang, Linfen, Baoding, Xianyang, Zibo, Anyang, Xi'an, Zhenjiang, Hebi, Xingtai, Ma'anshan, Ma'anshan , Weinan, Qinhuangdao, Xiangyang, Dongying, Jinzhou (No. 19) and Jinzhong.

Shenzhen Evening News reporter Wu Jie / Wen Ning Jiewen / Picture

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