Measurement and modeling of atmosphere-biosphere exchange, trace gas emissions from natural and agricultural sources, and trace gas and particle air-surface exchange in agricultural and forest landscapes; biogeochemical cycling of nitrogen; processes of secondary aerosol formation in the atmosphere; micrometeorology
Ph.D. Soil Science, 2005, North Carolina State University, Raleigh, NC.
M.S. Atmospheric Science, 1998, North Carolina State University, Raleigh, NC.
B.S. Atmospheric Science, 1996, North Carolina State University, Raleigh, NC.
Journal referee: Nature; Atmospheric Environment; Atmospheric Chemistry and Physics; Atmospheric Measurement Techniques; Environmental Science and Technology; Biogeosciences; Biogeochemistry; Agriculture, Ecosystems, and Environment; Journal of Geophysical Research; Geophysical Research Letters; European Journal of Soil Science; Environmental Pollution; Science of the Total Environment
Guest editor: Special Issue of Science of the Total Environment: Toward the Development of Total Reactive Nitrogen Deposition Budgets in North America, 2019
Guest editor: Special Issue of Atmosphere: Air Emissions from Agricultural Practices, 2011
Ad-hoc support to USDA Agricultural Air Quality Task Force, Reactive Nitrogen Subcommittee, 2016