100 1, 000 10, 000 100, 000 CONCENTRATION, IN MICROGRAMS PER KILOGRAM EXPLANATION Median Forest ... The reasons for these findings are not clear. ... including arsenic, cadmium, chromium, copper, lead, mercury, nickel, and zinc, were detected in streambed sediment at ... at URLs http://minerals.usgs. gov/ mercury and http://www.epa.gov/waterscience/criteria/methylmercury/ factsheet.htmlanbsp;...
|Title||:||Water quality in the Delaware River Basin, Pennsylvania, New Jersey, New York, and Delaware, 1999-2001|
|Publisher||:||DIANE Publishing -|