Riparian forest (IMAGE) Proceedings of the National Academy of Sciences Caption Pictured is a riparian forest where the groundwater is too deep for saplings to replace mature trees after they die. Credit Image credit: Melissa M. Rohde. 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.