中国人习惯烹饪催高PM2.5？ 网友调侃：做饭摇号 (Netizens mock officials’ attribution of high PM 2.5 to Chinese cooking habits)
People’s Daily, October 9, 2013
http://news.eastday.com/c/20131009/u1a7702142.html
Photography: China’s Environment in Crisis
Wall Street Journal, October 8, 2013
http://blogs.wsj.com/chinarealtime/2013/10/08/photography-chinas-environment-in-crisis/