Scientists & Staff

Featured Publications & Products

• Heisler, Gordon M. 2010. Urban forest influences on exposure to UV radiation and potential consequences for human health. In: Gao, Wei; Schmoldt, Daniel L.; Slusser, James R., eds. UV radiation in global climate change -- measurements, modeling and effects on ecosystems. Beijing, China: Tsinghua University Press: 331-369.
• Heisler, Gordon M.; Brazel, Anthony J. 2010. The urban physical environment: temperature and urban heat islands. Chapter 2. In: Aitkenhead-Peterson, Jacqueline; Volder, Astrid, eds. Urban Ecosystem Ecology. Agronomy Monograph 55. Madison, WI: American Society of Agronomy, Crop Science Society of America, Soil Science Society of America: 29-56.
• Na, Hang Ryeol; Heisler, Gordon M. 2009. C40 Large cities climate summit 2009 -- from Seoul to Copenhagen. International Association for Urban Climate. 34: 2-5.
• Murphy, David J.R.; Hall, Myrna; Hall, Charles; Heisler, Gordon; Stehman, Steve. 2007. The relation between land-cover and the urban heat island in northeastern Puerto Rico. In: Proceedings of the seventh urban environment symposium; 2007 September 10-13; San Diego, CA. American Meteorological Society. 7 p.
• Heisler, Gordon; Walton, Jeffrey; Yesilonis, Ian; Nowak, David; Pouyat, Richard; Grant, Richard; Grimmond, Sue; Hyde, Karla; Bacon, Gregory. 2007. Empirical modeling and mapping of below-canopy air temperatures in Baltimore, MD and vicinity. In: Proceedings of the seventh urban environment symposium; 2007 September 10-13; San Diego, CA. American Meteorological Society. 7 p.

Publications & Products

• Heisler, Gordon; Ellis, Alexis; Nowak, David J.; Yesilonis, Ian. 2015. Modeling and imaging land-cover influences on air-temperature in and near Baltimore, MD. Theoretical and Applied Climatology. 124(1-2): 497-515.
• Nowak, David; Heisler, Gordon. 2010. Air quality effects of urban trees and parks. Research Series Monograph. Ashburn, VA: National Recreation and Parks Association Research Series Monograph. 44 p.
• Heisler, Gordon M.; Grant, Richard H.; Gao, Wei; Slusser, James R. 2004. Solar Ultraviolet-B Radiation in Urban Environments: The Case of Baltimore, Maryland. Photochemistry and Photobiology. 80: 422-428.
• Gao, Wei; Grant, Richard H.; Heisler, Gordon M.; Slusser, James R. 2003. Ultraviolet-B radiation in a row-crop canopy: an extended 1-D model. Agricultural and Forest Meteorology. 120: 141-151
• Gao, Wei; Zheng, Youfei; Slusser, James R.; Heisler, Gordon M. 2003. Impact of enhanced ultraviolet-B irradiance on cotton growth, development, yield, and qualities under field conditions. Agricultural and Forest Meteorology 120:241-248
• Grant, Richard H.; Heisler, Gordon M.; Gao, Wei; Jenks, Matthew. 2003. Ultraviolet leaf reflectance of common urban trees and the prediction of reflectance from leaf surface characteristics. Agricultural and Forest Meteorology. 120: 127-139
• Heisler, Gordon M.; Grant, Richard H. Gao, Wei. 2003. Individual- and scattered-tree influences on ultraviolet irradiance. Agriculturaland Forest Meteorology. 120: 113-126.
• Heisler, Gordon M.; Grant, Richard H.; Gao, Wei. 2003. Ultraviolet radiation and its impacts on agriculture and forests. Agricultural and Forest Meteorology. 120: 3-7.
• Heisler, Gordon M.; Grant, Richard H.; Nowak, David J.; Gao, Wei; Crane, Daniel E.; Walton, Jeffery T. 2003. Inclusion of an ultraviolet radiation transfer component in an urban forest effects model for predicting tree influences on potential below-canopy exposure to UVB radiation. In: Slusser, James R.; Herman, Jay R.; Gao, Wei, eds. Proceedings of SPIE, Ultraviolet ground- and space-based measurements, models, and effects III. August 4-6, 2003: San Diego, CA: The International Society for Optical Engineering. 228-235.
• Qi, Yadong; Bai, Shuju; Heisler, Gordon M. 2003. Changes in ultraviolet-B and visible optical properties and absorbing pigment concentrations in pecan leaves during a growing season. Agricultural and Forest Meteorology 120:229-240
• Gao, Wei; Grant, Richard H.; Heisler, Gordon M.; Slusser, James R. 2002. A geometric ultraviolet-B radiation transfer model applied to vegetation canopies. Agronomy Journal. 94: 475-482.
• Grant, Richard H.; Heisler, Gordon M.; Gao, Wei. 2002. Estimation of pedestrian level UV exposure under trees. Photochemistry and Photobiology. 75(4): 369-376.
• Heisler, Gordon M.; Grant, Richard H.; Gao, Wei. 2002. Urban tree influences on ultraviolet irradiance. In: Slusser, James R.; Herman, Jay R.; Gao, Wei, eds. Proceedings of SPIE: Ultraviolet ground- and space-based measurements, models, and effects: Volume 4482; 2001 July 30 - August 1; San Diego, CA: 277-290.
• Heisler, Gordon M.; Simpson, James R. 2001. Saving with shade. SmartHomeowner. Nov/Dec 2001.
• Heisler, Gordon M.; Grant, Richard H. 2000. Ultraviolet radiation, human health, and the urban forest. Gen. Tech. Rep. NE-268. Newtown Square, PA: U. S. Department of Agriculture, Forest Service, Northeastern Research Station. 35 p.
• McPherson, E. Gregory; Nowak, David; Heisler, Gordon; Grimmond, Sue; Souch, Catherine; Grant, Rich; Rowntree, Rowan. 1997. Quantifying urban forest structure, function, and value: the Chicago Urban Forest Climate Project. Urban Ecosystems. 1: 49-61.
• Heisler, Gordon M. 1991. Computer simulation for optimizing windbreak placement to save energy for heating and cooling buildings. In: Trees and sustainable development. The Third international windbreaks and agroforestry symposium proceedings; 1991 June 2-7; ridgetown, Ontario, Canada. Ridgetown College: 100-104.
• Wang, Y. S.; Welles, J.; Miller, D. R.; Anderson, D. E.; Heisler, G.; McManus, M. 1991. Architecture of the Black Moshannon forest canopy measured by hemispherical photographs and a LI-COR LAI-2000 sensor. In: Gottschalk, Kurt W.; Twery, Mark J.; Smith, Shirley I., eds. Proceedings, U.S. Department of Agriculture interagency gypsy moth research review 1990; East Windsor, CT. Gen. Tech. Rep. NE-146. Radnor, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station: 149.
• Heisler, G.M. 1990. Mean wind speed below building height in residential neighborhoods with different tree densities. ASHRAE Transactions. 96(1): 1389-1396.
• Heisler, Gordon M. 1986. Effects of individual trees on the solar radiation climate of small buildings. Urban Ecology. 9: 337-359.
• Heisler, Gordon M. 1986. Energy savings with trees. Journal of Aboriculture. 12(5): 113-125.
• Heisler, Gordon M.; Schutzki, Robert E.; Zisa, Robert P.; Halverson, Howard G.; Hamilton, Bruce A. 1982. Effect of planting procedures in initial growth of Acer rubrum L. and Fraxinus pennsylvanicum L. in a parking lot. Res. Pap. NE-513. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiement Station. 7p.
• Halverson, Howard G.; Heisler, Gordon M. 1981. Soil temperatures under urban trees and asphalt. Res. Pap. NE-481. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 6p.
• DeWalle, David R.; Heisler, Gordon M. 1980. Water vapor mass balance method for determining air infiltration rates in houses. Research Note NE-301. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 7 p.
• Pham, C. H.; Halverson, H. G.; Heisler, G. M. 1978. Precipitation and runoff water quality from an urban parking lot and implications for tree growth. Research Note NE-253. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 6p.
• Pham, C. H.; Halverson, Howard G.; Heisler, Gordon M. 1978. Red Maple (Acer rubrum L.) Growth and Foliar Nutrient Responses to Soil Fertility Level and Water Regime. Res. Pap. NE-412. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 7p.
• Heisler, Gordon M.; Herrington, Lee P. 1977. Proceedings of the conference on metropolitan physical environment. Gen. Tech. Rep. NE-25. Upper Darby, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 1-447
• Heisler, Gordon M.; Herrington, Lee P. 1977. The conference. In: Heisler, Gordon M.; Herrington, Lee P., eds. Proceedings of the conference on metropolitan physical environment; Gen. Tech. Rep. NE-25. Upper Darby, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 1-2