| mercury contamination in the vicinity of a derelict chlor-alkali plant part ii: contamination of the aquatic and terrestrial food chain and potential risks to the local population. | this study investigated the environmental impact and level of risk associated with mercury (hg) contamination near a derelict chlor-alkali plant in pavlodar, northern kazakhstan. several species of fish were sampled from the highly polluted lake balkyldak and the nearby river irtysh, to assess the extent of hg bioaccumulation in the aquatic food chain and potential human health risks. a small number of bovine tissue samples, water samples, soil and plant samples from a nearby village were also i ... | 2007 | 17433415 |