Barbara Carrapa in the Andes (IMAGE) Geological Society of America Caption Co-author Barbara Carrapa doing fieldwork in the High Andes (Puna Plateau) of northwest Argentina to understand paleoenvironments in the Cenozoic. Credit: Mark Clementz. Credit Mark Clementz Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. License CC BY-NC 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.