Tahiry (IMAGE) Virginia Tech Caption Geosciences doctoral student Tahiry Rajaonarison sets up a GPS instrument in northern Madagascar in this 2016 photograph. Photo credit: Rina Andrianasolo. Credit Rina Andrianasolo 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.