Top 10 cities with worst smog in 皇冠体育app
Updated: 2014-02-25 11:26 (chinadaily.com.cn)No 6 Qinhuangdao, Hebei province
The AQI of Qinhuangdao city in northeastern Hebei province was 431 on Feb 25, with PM2.5 standing at 349μg/m?.
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 Schoolboys wearing 3M dust respirators to protect against haze weather in Qinhuangdao, Hebei province, Jan 29, 2013. [Photo / dfic.cn] |
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