Sri Lankan Well (IMAGE) Duke University Caption Large groundwater wells such as this are commonplace in rural Sri Lanka. Tests from Duke University found a strong correlation between high local levels of chronic kidney disease and the presence of glyphosate in well water. Credit Jake Ulrich Usage Restrictions None License Original 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.