River through village darkened by discharges from iron-ore mine . Cancer rate in U.S. is 100,000 per 100,000 people ; higher rate in village . U.S. imported $ 200 worth of seafood , agricultural products from China in September . Chinese agency cracked down on polluters in 2006 .
River through village darkened by discharges from iron-ore mine . Cancer rate in China is 137 per 100,000 people ; higher rate in village . U.S. imported $ 4.1B worth of seafood , agricultural products from China in 2006 . Chinese agency cracked down on polluters in September .