Disaster Response (image) University of Tennessee at Knoxville Share Print E-Mail Caption Yingjie Hu, UT assistant professor of geography, has developed an algorithm to improve online mapping of disaster areas. The image shows grid cells for disaster mapping (left) and cells prioritized using color codes (right). Credit Yingjie Hu Usage Restrictions None Share Print E-Mail 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.