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impact of gold mining

The study of gold sites in the Migori Gold Belt Kenya revealed that the concentrations of heavy metals mainly Hg Pb and As are above acceptable levels Tailings at the panning sites recorded values of 65510 mg kg1 Pb 006760 mg kg1 As and 0461920 mg kg1 Hg Stream sediments had values of 3011075 mg kg1 Pb 0014187 mg kg1 As and 028348 mg kg1 Hg

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