SCIENTIFIC TEAM (IMAGE) University of Barcelona Caption The experts Sietske Batenburg, from the Faculty of Earth Sciences of the University of Barcelona, and ¡Vicente Gilabert, from the University Research Institute on Environmental Sciences of Aragon (IUCA-University of Zaragoza). Credit UNIVERSITY OF BARCELONA / IUCA - UNIVERSITY OF ZARAGOZA Usage Restrictions Credit must be given to the creator. License CC BY 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.