Stable isotope biogeochemistry; Transport, fate, and air-sea-land exchange processes of volatile organic compounds and reactive nitrogen; Bulk and compound-specific stable isotope analysis method development
Hyperspectral imaging and image analysis of a variety of materials, material characterization through spectral signatures and spatial distributions, and thermal imaging and visible-range digital image classification
Ecosystem studies with a focus on benthic components, freshwater resources, water quality, ecosystem modeling, and environmental statistics; and integrating natural science with human dimensions research.
Remote sensing and geomatics solutions for monitoring of built and natural environments including LiDAR systems, photogrammetry, Unmanned Aircraft Systems (UAS) and autonomous sensing; multi-sensor data fusion; machine learning & geospatial computing
Hydrology and Ecohydrology; Water Resources Planning and Management; Multisource Remote Sensing and GIS; Water and Soil Pollution Control; Environmental Systems Analysis; Environmental Impact Assessment; Wetland Restoration and Ecological Engineering.