Groundwater Recharge 2 (IMAGE) Soil Science Society of America Caption A valuable wetland area is located at the mouth of the Skjern Aa river, which is the largest river in the area of Denmark that was studied. Credit Lieke van Roosmalen 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.