Water Chemistry

Associate Professor, Freeport McMoRan Copper & Gold Chair in Mineral Processing, Department of Mining and Geological Engineering, College of Engineering

Lecturer and Researcher, Biosystems Engineering, College of Agriculture and Life Sciences

Professor and University of Arizona Distinguished Scholar

Assistant Professor, Chemical and Environmental Engineering, College of Engineering

Associate Professor, Chemical and Environmental Engineering

Department Head, Environmental Science

Professor, Environmental Science

Director, ALEC

Laboratory Manager, Environmental Isotope Laboratory, Geosciences Department

Assistant in Extension and Research, Department of Environmental Science, College of Agriculture and Life Science.