(PhD Indiana State University 2008)

Urban remote sensing, urban environmental quality, land surface temperature mapping, heat island modeling, urban land characterization, and impervious surface classification.

(PhD University of Toronto 2008)

Spatial analysis, applied remote sensing: agricultural systems and polar regions. Analysis of environmental and human dynamics using satellite observation systems.

(PhD Massachusetts Institute of Technology 1996)

Sublethal effects of organic, organometallic, and heavy metal contaminents on marine and freshwater organisms development and use of biomarkers of the effects of environmental contaminents.

(PhD University of Wisconsin-Madison 1992)

Air quality, atmospheric processes, meteorological decision support systems that can be used by decision makers, planners, and emergency managers.

(PhD University of Minnesota 2001)

Recommender systems, collaborative information systems, electronic commerce, agent assisted interfaces.

(PhD University of Illinois 2002)

Photovoltaic, nanostructures, condensed matter.

(PhD University of Iowa 2012)

Fault-tolerant distributed computing, self-stabilizing overlay networks.

(PhD University of Kansas 1991)

Quarternary geology (paleogeography, stratigraphy, geochronology), soil science.

(PhD Texas A&M University 1998)

Geomorphology, mineralogy, spectral analysis, paleo-environmental reconstruction.

(PhD Indiana University 1994)

Groundwater flow and subsurface contaminant transport mechanisms; Impact of agricultural practices on aquatic ecosystems; Watershed hydrology

(PhD Northern Illinois University 2005)

Integration of techniques from geology, geography, and archaeology to investigate possible environmental and anthropogenic influences on the socio-economic development of indigenous populations.

(PhD Colorado State University 2011)

Air quality measurement and modeling, cloud-aerosol-precipitation interactions, air pollution control technologies.

(PhD University of Oregon 2014)

Structure-from-motion and close-range photogrammetry, Fluvial geomorphology, and Open source software and hardware for remote sensing and environmental monitoring

(PhD University of Guelph 2010)

Plant ecology, plant physiology, productivity in prairie biomass feedstocks

(PhD University of Edinburgh 1999)

Remote Sensing, GIS, Forestry, Presicion Agriculture, Health Geographics; Artificial Intelligence, Spatial Decision Support Systems, Internet Applications.