Assistant Research Professor, Biosphere 2, Interdisciplinary Faculty, Honors College
Director, Arizona Remote Sensing Center, Professor, School of Natural Resources and the Environment, Professor, School of Geography and Development, Chair, Remote Sensing and Spatial Analysis Graduate Interdisciplinary Program
Research Professor of Environmental Policy, and of Arid Lands Studies, School of Natural Resources and the Environment, Adjunct Professor, Hydrology and Atmospheric Sciences, Past Director, Udall Center for Studies in Public Policy
Director, Center for Latin American Studies, Associate Professor, School of Anthropology
Assistant Professor of the Practice, Wildlife, Fisheries, and Conservation Biology, School of Natural Resources and the Environment
Co-Director, Environment, Exposure Science and Risk Assessment Center, Visiting Scientist, Southern California Coastal Water Research Project, Assistant Professor, Department of Community, Environment, and Policy, Assistant Professor, Mel and Enid Zuckerman College of Public Health
