He directs M.S. in Geographic Information Science (GIScience) degree and graduate and undergraduate Certificate programs in GIScience. He teaches an array of courses in GIS, remote sensing, geospatial methods, and GIS programming. His research focuses on developing state-of-the-art remote sensing and GIS tools, machine learning algorithms, sensor/information fusion, and geospatial methods to study food and water security, bioenergy, and power grid sustainability from regional to global scales.