Climatology

Research Scientist, Department of Physics
University Distinguished Professor, Department of Chemical and Environmental Engineering
Associate Professor, Department of Hydrology and Atmospheric Sciences
Professor, Department of Geosciences
Professor, School of Geography & Development
Senior Vice President, Academic Affairs & Provost
Dean, Graduate College; Associate Vice President for Research
Associate Professor, Department of Environmental Science
Associate Extension Specialist, Department of Environmental Science
Research Scientist, Department of Geosciences
Co-Manager, UA Environmental Isotope Laboratory
Researcher, Department of Hydrology and Atmospheric Sciences
Associate Specialist; Associate Professor, School of Natural Resources and the Environment
Director, Water, Society & Policy Master's Degree Program
Deputy Director, Institute of the Environment
Regents Professor, Laboratory of Tree-Ring Research
Biosphere 2 Institute Steering Committee