Professor of Biology and Assistant Dean of the Environment

B.A., University of Wisconsin; M.S., Ph.D., University of Florida

Ecosystem and Plant Physiological Ecology, Biogeochemistry of Land Use Change, Environmental Health

dmcgrath@sewanee.edu

RESEARCH & SCHOLARSHIP

Pharmaceuticals in treated wastewater and watershed streams

Effects of exurban development on water quality

Impact of land use change and plant invasion on ecosystem nutrient dynamics

FELLOWSHIPS, HONORS, & GRANTS

Interactivity Foundation Fellow 2009

Mellon Foundation Award for Service Learning

SELECTED PUBLICATIONS

Smith, C.K. and D.A. McGrath. 2011. The Alteration of Soil Chemistry through Shell Deposition on a Georgia (USA) Barrier Island. Journal of Coastal Research 27 (1):103-109.

Greenwalt, T. and D. McGrath. 2009. Protecting the City’s Water. Designing a Payment for Ecosystem Services (PES) Program. Natural Resources & Environment 24(1): 9-13.

McGrath, D.A. and M.A. Binkley. 2009. Microstegium vimineum (Trin.) A. Camus (Japanese Stiltgrass) Invasion Changes Soil Chemistry and Microarthropod Communities in Cumberland Plateau Forests. ´ºË®ÌÃÊÓƵeastern Naturalist 8 (1): 141-156.

McGrath, D.A. and C.K. Smith. 2006. The Sweet Earth: a Biogeochemistry Perspective on Tropical Deforestation. In: Exploring Environmental Challenges: A Multidisciplinary Approach. S. L. Spray and M. D. Moran (eds), Acada Books.

McGrath, D.A., J.P. Evans, C.K. Smith, D.G. Haskell, N.W. Pelkey, R.R. Gottfried, C.D. Brockett, M.D. Lane, E. D. Williams. 2004. Mapping land-use change and monitoring the impacts of hardwood-to-pine conversion on the southern Cumberland Plateau in Tennessee. Earth Interactions 8 (9): 1-23.

McGrath, D.A, C.K. Smith, H. Gholz, and F. Oliveira. 2001. Effects of land-use change on soil nutrient dynamics in Amazônia. Ecosystems 4: 625-645.

McGrath, D., M. Duryea and W. P. Cropper. 2001. Phosphorus availability and fine root proliferation in Amazonian agroforests six years following native forest conversion. Agriculture, Ecosystems & Environment 83: 271-284.

McGrath, D.A., N.B. Comerford, M.L. Duryea. 2000. Litter dynamics and monthly fluctuations in soil phosphorus availability in an Amazonian agroforest. Forest Ecology and Management 131: 167-184.

McGrath, D.A., M.L. Duryea, N.B. Comerford, and W.P. Cropper. 2000. Nitrogen and phosphorus cycling in an Amazonian agroforest nine years following forest conversion. Ecological Applications 10: 1633-1647.

OTHER PROJECTS

Community Engagement and Service Learning Partnership with Haiti