Wastewater (IMAGE) Arizona State University Caption Wastewater gathered at treatment plants contains a wealth of information relevant to human and environmental health. A new technique known as wastewater-based epidemiology can extract this vital information and use it to monitor important health indices at a local or global scale. Credit Biodesign Institute Usage Restrictions None License Licensed content 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.