Cordillera Blanca Wetland (IMAGE) Ohio State University Caption This is a wetland in the Cordillera Blanca mountain range in Peru, photographed by an unmanned aerial vehicle (UAV). Ohio State University doctoral student Oliver Wigmore built the UAV to study climate change. Credit Photo by Oliver Wigmore, courtesy of The Ohio State University. Usage Restrictions None 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.