Undetected river pollution sparks criticism
By Li Yang in Nanning, Guangxi | China Daily | Updated:  2013-07-08 07:13
 
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 Firefighters from Fengkai county, Guangdong province, provide clean water for residents. Fengkai authorities warned on Saturday that water in a section of the Hejiang River has been tainted by pollution upriver. Wei Shiming / for China Daily | 

Heavy metal contamination affects usual water supply for thousands
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