University of Arizona

Director, School of Mining and Mineral Resources

Co-Director, Lowell Institute for Mineral Resources

Professor, Geosciences

Professor, Geosciences

Co-Director, Center for Environmentally Sustainable Mining

Research Professor Emerita, Environmental Science

Director, Gardenroots and Project Harvest

Associate Professor, Environmental Science (home)

Associate Professor, Mel and Enid Zuckerman College of Public Health’s Division of Community, Environment & Policy (joint)

Deputy Director, Center for Environmentally Sustainable Mining

Director, UArizona Superfund Research Center

Professor, Environmental Science

Director, Center for Environmentally Sustainable Mining

Associate Professor, Environmental Science