Joint Professor, Hydrology and Atmospheric Sciences. Professor and Department Head, Soil, Water, and Environmental Science (home department).
Expertise Biogeochemical processes occuring in soil, sediment, and water. Components and processes that influence the form and mobility of metals and organics in the Earth's near-surface environment; interactions between biotic and abiotic components, such as aqueous solutions, gases, mineral particles, and microorganisms and how these various components interact at the scale of molecules and particles to influence environmental quality.
Education PHD soil chemistry 1993, University of California at Berkeley
Office Shantz Building, Room 429 & Gould-Simpson Building, Room 808
+ Arizona Laboratory for Emerging Contaminants
+ NSF Jemez River Basin, Santa Catalina Mountains Critical Zone Observatory