
My research focuses on the biogeochemistry of soils, sediments and aquatic ecosystems, the cycles of water, carbon, nutrients and metals, global change, geobiology, chemical hydrology, water-rock interactions and environmental modeling. At the University of Waterloo, I lead the research program in ecohydrology.
Geomicrobiology: microbial degradation of organic matter, redox and acid-base dynamics of natural waters, geomicrobiology of metals, interfacial chemistry of microorganisms.
Mineral-water interactions: surface chemistry of minerals, kinetics of mineral nucleation, growth and dissolution, biomineralization.
Reactive transport modeling: numerical models of multicomponent reactive transport in sediments, soils, surface waters, hydrothermal systems and aquifers.
Water and elemental cycles, global change, sustainability: carbon and nutrient cycles, land-ocean transition, coastal ecosystems, groundwater-surface water interactions.
Biogeochemical complexity: dynamics of coupled geomicrobial reaction networks, competition and feedbacks among metabolic and abiotic reaction pathways.
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Contact
Office: PHY 3002
Phone: 519-888-4567 ext. 48757
E-mail: pvc@uwaterloo.ca