Developing chemical signatures of particulate air pollution in the Pearl RiverDelta region, China
http://www.jesc.ac.cn/jesc_en/ch/reader/view_abstract.aspx?file_no=2011230712&flag=1

Environmental problems in China
http://wwf.panda.org/who_we_are/wwf_offices/china/environmental_problems_china/

Environmental Problems in China-An Overview
http://www.cqvip.com/QK/88594X/200601/23091654.html

Environmental problems in China
http://wwf.panda.org/who_we_are/wwf_offices/china/environmental_problems_china/

中国的环境问题
http://blog.sina.com.cn/s/blog_50c61beb0100b1to.html