Say no to PM2.5! (7/7)
2013-12-11 10:04
Ecns.cn
Web Editor:Gu Liping
Primary school students in Nanjing of Jiangsu province line up to form words “PM 2.5” on the playground under a clear sky on Dec 10, 2013. A primary school in Nanjing held an activity to call for low-carbon lifestyle for clean air. The city had been smothered by heavy smog for several consecutive days [Photo: China News Service / Yang Bo]