Northeastern Shoreline of Lake Junín, Peru (image) Geological Society of America Share Print E-Mail Caption This is the northeastern shoreline of Lake Junín, Peru. The pristine water surface belies a high level of heavy metal contamination of surface sediments. Credit Photo by Donald T. Rodbell. Usage Restrictions Credit to photographer Donald T. Rodbell and GSA Today. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.