Dr Leena Karrasch (IMAGE) University of Oldenburg Caption Coastal protection expert Leena Karrasch on the boardwalk over Langwarder Groden - one of the places that shows what the future of the German North Sea coast could look like in the best case scenario. Credit University of Oldenburg Usage Restrictions Only to be used in connection with the story and with appropriate credit. License Original 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.