Ph.D., University of Wyoming, Botany, (1979);

M.S., University of Wyoming, Botany (1977);

B.A., Dartmouth College, (cum laude) Biology (1974).

Professor, Department of Natural Resources, Cornell University (1996-present);

Associate Professor, Department of Natural Resources, Cornell University (1988-1996);

Assistant Professor, Department of Natural Resources, Cornell University (1982-1988);

Assistant Professor, Department of Biology, Fort Lewis College (1981-1982);

Temporary Assistant Professor, Department of Botany, University of Wyoming (1980-1981);

Research Associate, University of Wyoming (1979-1980);

Graduate Research Assistant, University of Wyoming (1974-1979);

Graduate Teaching Assistant, University of Wyoming (1976).

Research on the structure and function of terrestrial ecosystems; Teaching ecology and environmental conservation

Liberty Hyde Bailey Professor, 2001;

Stephen H. Weiss Presidential Fellow, 2001;

SUNY Chancellor’s Award for Excellence in Teaching, 1997;

NACTA Teaching Award of Merit, 1996;

Gamma Sigma Delta – Award of Merit for Teaching, 1995;

Willard Eggleston Memorial Prize in Botany, Dartmouth College, 1974;

Groffman, P.M., C.T. Driscoll, T.J. Fahey, J.P. Hardy, R.D. Fitzhugh, G.L. Tierney. 2001. Colder soils in a warmer world: A snow manipulation study in a northern hardwood forest ecosystem. Biogeochemistry 56:135-150.

Hardy, J.P., P. M. Groffman, R. D. Fitzhugh, K. S. Henry, T. A. Welman, J.D. Demers, T.J. Fahey, C.T. Driscoll, G.L. Tierney and S. Nolan. 2001. Snow depth manipulation and its influence on soil frost and water dynamics in a northern hardwood forest. Biogeochemistry 56:151-174.

Tierney, G.T., T. J. Fahey, P. M. Groffman, J. P. Hardy, R. D. Fitzhugh and C. T. Driscoll. 2001. Soil freezing alters fine root dynamics in a northern hardwood forest. Biogeochemistry 56: 175-190.

Groffman, P.M., C. T. Driscoll, T. J. Fahey, J. P. Hardy, R. D. Fitzhugh and G. L. Tierney. 2001. Effects of mild winter freezing on soil nitrogen and carbon dynamics in a northern hardwood forest. Biogeochemistry 56:191-213.

Fitzhugh, R.D., C. T. Driscoll, P. M. Groffman, G. L. Tierney, T. J. Fahey and J. P. Hardy. 2001. Effects of soil freezing disturbance on soil solution nitrogen, phosphorus, and carbon chemistry in a northern hardwood ecosystem. Biogeochemistry 56:215-238.

Tierney, G.L. and T.J. Fahey. 2001. Evaluating minirhizotron estimates of fine root dynamics in a northern hardwood forest. Plant and Soil 229(2): 167-176.

Battles, J.J. and T.J. Fahey. 2000. Gap dynamics following forest decline: A case study of red spruce forests. Ecological Applications 10(3):760-774.

Cramer, J., T.J. Fahey and J.J. Battles. 2000. Patterns of leaf mass, area and nitrogen in young northern hardwood forests. Am. Midl. Nat. 144:253-264.

Nagle, G.N., J.P. Lassoie, T.J. Fahey and S.C. McIntyre. 2000. The use of caesium-137 to estimate agricultural erosion on steep slopes in a tropical mountain watershed. Hydrological Processes 14:957-969.

Martin, C.W., C.T. Driscoll and T.J. Fahey. 2000. Changes in streamwater chemistry after 20 years from forested watersheds in New Hampshire, USA. Can. J. For. Res., 30(8): 1206-1213.

Fahey, T.J., C.J. Williams, J.N. Rooney-Varga, C.C. Cleveland, K.M. Postek, S.D. Smith and D.R. Bouldin. 1999. Nitrogen Deposition In and Around an Intensive Agricultural District in Central New York. J. Environ. Qual. 28:1585-1600.

Fahey, T. J., J. J. Battles and G. F. Wilson. 1998. Responses of early successional northern hardwood forests to changes in nutrient availability. Ecol. Monogr. 68:183-212.

Fahey, T.J. 1998. Recent changes in an upland forest in south-central New York. J. Torrey Botan. Soc. 12:551-559.

Battles, J.J. and T.J. Fahey. 1996. Spruce decline as a disturbance event in the subalpine forest of the northeastern United States. Can. J. For. Res. 26:408-421.

Driscoll, C.T., C.P. Cirmo, T.J. Fahey and others. 1996. The Experimental Watershed Liming Study: Comparison of lake/watershed base neutralization strategies. Biogeochemistry 32:132-174.

Arthur, M.; Battles, J; Mou Pu; Driscoll, K.; Sayre, R.; Sherman, R.; Simmons, J.; Slothower, R.; Stalter, A.; Tierney, G.

Arthur, M.; Battles, J.; Mou Pu; Postek, K.; Sayre, R.; Schwarz, P.; Schwartzman, T.; Sherman, R.; Simmons, J.; Slothower, R.; Stalter, A.; Tierney, G.

Post-doctoral students: Battles, J.; Fisk, M.; Nagle, G.

Knight, D.H.

I am co-Principal Investigator for the program, Long-term Ecological Research at Hubbard Brook Experimental Forest and a member of the Scientific Advisory Committee. My research group is studying soil carbon and fine root dynamics as well as vegetation dynamics at the whole-valley scale.

Principal Investigator