| selenium in a wyoming grassland community receiving wastewater from an in situ uranium mine. | water, soil, vegetation, grasshoppers, bird eggs, and bird livers collected at a 23.5-ha (58 acres) grassland irrigated with wastewater from an in situ uranium mine (study area) and a reference site in 1998 were analyzed for selenium and other trace elements. selenium concentrations in the uranium mine wastewater applied onto the grassland ranged from 340 to 450 microg/l. selenium in the upper 15 cm (6 in) of soil from the irrigated grassland at the mine ranged from 2.6 to 4.2 microg/g dry weigh ... | 2002 | 11994784 |