Environment

上海官方初步确定死猪来自浙江嘉兴 (Shanghai Authorities: Thousands of Diseased Dead Pigs on Huangpu River Floated from Jiaxing, Zhejiang)
British Broadcasting Corporation, March 11, 2013
http://www.bbc.co.uk/zhongwen/simp/china/2013/03/130311_china_dead_pigs.shtml

Related:
Shanghai Reels in Disgust as 2,800 Dead Pigs Float Through Financial Heart
The Independent, March 11, 2013
http://www.independent.co.uk/news/world/asia/shanghai-reels-in-disgust-as-2800-dead-pigs-float-through-financial-heart-8528119.html