Chris Duffy
Prof. emerit. Chris DuffyWater Resources Engineering
Civil & Enviromental Engineering
Penn State Univ
212 Sackett Bldg.
University Park, PA 16802
United States of America
Phone: +1 814 360 0918
E-mail: cxd11(at)psu.edu
URL Institution: www.engr.psu.edu/ce/Faculty/duffy_c.htm
Personal URL: link
Key Publications of Chris Duffy (up to ten) :
Duffy, C. J. , 1990, Haline convection of groundwater in the mountain and playa-lake deserts of the Great Basin, in: "Hydrogeology, Selected Papers: Hydrology of Low Permeability Rocks", International Association of Hydrogeologists, vol. 2,.69-81.
Duffy, C.J. and J. Cusumano, 1998, On the Validity of Low-Dimensional Models for Concentration-Discharge Dynamics in Stream-Aquifer Systems, Water Resources Research, 34(9), 2235-2247.
Shun, T. and C. J. Duffy, 1998, Low Frequency Oscillations in Precipitation, Temperature and Runoff Across a West-Facing Mountain Front: A Hydrogeologic Interpretation, Water Resources Research, 35(1), 191-201.
Brandes, D., C.J. Duffy and J.P. Cusumano, 1998 Instability and Self-Excited Oscillations in a Two-State-Variable Dynamical Model of Hillslope Soil Moisture, Water Resources Research, 34(12), 3303-3313.
Duffy, C.J., 2004, Semi-discrete dynamical model for mountain-front recharge and water balance estimation, Rio Grande of southern Colorado and New Mexico, in Groundwater Recharge in a Desert Environment: The Southwestern United States, edited by J.F. Hogan, F.M. Phillips, and B.R. Scanlon, Water Science and Applications Series, vol. 9, American Geophysical Union, Washington, D.C., 255-271.
Expertise of Chris Duffy:
Expertise Category | Specific Expertise |
---|---|
Expert Type | Scientific / Fundamental Research |
Topic Atmosphere | Climate |
Topic Hydrosphere | Hydrosphere |
Fresh Water Systems / Rivers / Lakes | |
Precipitation / Runoff | |
Topic Integrated Systems | Integrated Systems and Ecology |
Hydrogeochemical Cycle | |
Topic Ecosystems | Terrestrial Ecosystems |
Topic Economy/ResourceUse | Water |
Land Cover / Land Use / Landscape | |
Topic Society | Population Dynamics / Migration / Urbanisation |
Topic Sustainability | Ecological Sustainability |
Time Frame | Past: Historical / Archeological |
Recent / Today | |
Future | |
Time Scale | Seasonal / Annual |
Decadal / Centennial | |
Methods | Method |
Modeling | |
Integrated Assessment | |
Mountain Research Initiative | MRI Research area |
Long-term monitoring and analysis of indicators of environmental change in mount | |
Integrated model-based studies of environmental change in diff. mountain regions | |
Process studies along altitudinal gradients and in associated headwater basins | |
Sustainable land use and natural resources management | |
Africa | |
Europe (including Eastern Europe) | |
North America | |
Latin America |
Last update: 11/7/19
Source of data: ProClim- Research InfoSystem (1993-2024)
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