Fernando Jaramillo (IMAGE) Stockholm University Caption Fernando Jaramillo, associate professor in physical geography at Stockholm University, and responsible for the study. Credit Anette Gärdeklint Sylla/Stockholm University Usage Restrictions May be used in connection to the related content. 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.