Soil Science

Associate Professor; Associate Research Scientist, Department of Environmental Science
Adjunct Professor, Environmental Scientist
Assistant Professor, Department of Environmental Science
Department Head; Professor, Department of Environmental Science
Co-Director, Arizona Laboratory for Emerging Contaminants
Biosphere 2 Earthscience Steering Committee, LEO Project Committee
Assistant Professor, Department of Environmental Science
Professor, Department of Chemical and Environmental Engineering
Adjunct Assistant Professor, Department of Agriculture and Biosystems Engineering
Associate Director, Laboratory of Tree-Ring Research
Professor, Laboratory of Tree-Ring Research
Assistant Professor, School of Natural Resources and the Environment