I am migrating to this new website. Old webpage is here ...drt

Natural Resources Management Program
Department of Environmental Science and Technology
1421 Agricultural Engineering Bldg. #142
University of Maryland
College Park, MD 20742 
dtilley@umd.edu
Tel (301) 405-8027
 

Research Interests
Ultralite Green Roof Design, Ecological Engineering Design, Wetland Hyperspectral Radiometry, Ecosystem Filtration of Air Pollutants, Net Energy Analysis of Bio-fuels, Environmental Accounting of Ecosystem Services, Emergy Analysis, Industrial Ecology.