stream edges (IMAGE) Penn State Caption This is the first long-term study in the Chesapeake Bay watershed to model how harvesting vegetation affects riparian buffer performance. Allowing farmers to harvest vegetation from their riparian buffers and sell it for biofuels would go a long way toward persuading farmers to establish riparian buffers, researchers contend Credit USDA Natural Resource Conservation Service 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.