Snow and vadose zone hydrology.
Terrestrial biogeochemistry, carbon & nutrient cycling, soil development, tropical forests.
Tidewater glacier dynamics, geographic information systems (GIS), photography, photogrammetry, computer vision.
Global change, paleoclimate dynamics, biogeochemistry.
Earth surface processes
Earth system modeling
Tropical forest ecology
Cryosphere, mountain hydrology, unmanned aerial systems (UAS), remote sensing.
Mountain hydrology and biogeochemistry, surface-groundwater interactions, acid mine drainage, glacial hydrology, snow hydrology.
Climate change; water resources and the cryosphere.
Wildfire impacts on water quality and aquatic ecosystems, coupling of ecological and engineered infrastructure, fate and transport of emerging contaminants.