- Postdoctoral, Environmental Chemistry, University of Geneva, 1994
- Ph.D., Soil Chemistry, University of California, 1993
- M.S., Forest Science, University of California, 1988
- B.S., Environmental Science, University of Michigan, 1983
College of Agriculture and Life Sciences
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.