Christer Nilsson, Umeå University (IMAGE) Umea University Caption Christer Nilsson is professor in landscape ecology at the Department of Ecology and Environmental Science at Umeå University and coordinator of the Vindel River Life project. His research includes effects of climate change and restoration on hydrology and riparian vegetation, and effects of hydrologic alterations on biodiversity. Credit Mattias Pettersson, Umeå University Usage Restrictions This photo may only be used in contexts related to this news release. 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.