Loading Sand from River to Land (IMAGE) Michigan State University Caption In Pak Beng, Laos, a small town next to the Mekong River, sand mined nearby from the river is shoveled into trucks. Credit Aurora Torres, German Centre for Integrative Biodiversity Research (iDiv) Usage Restrictions With credit, above 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.