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Nonmethane Hydrocarbons and Ozone in Three Rural Southeast United States National Parks: A Model Sensitivity Analysis and Comparison to Measurements." Journal of Geophysical Research-Atmospheres 108, no. D19 (2003): 1-17.
"Nonmethane Hydrocarbons in the Rural Southeast United States National Parks." Journal of Geophysical Research-Atmospheres 106, no. D3 (2001): 3133-3155.
"Observations of Fine and Coarse Particle Nitrate at Several Rural Locations in the United States." Atmospheric Environment 42, no. 11 (2008): 2720-2732.
"Ozone Injury on Cutleaf Coneflower (Rudbeckia laciniata) and Crown-Beard (Verbesina occidentalis) in Great Smoky Mountains National Park." Environmental Pollution 125, no. 1 (2003): 53-59.
"Parks in Peril: On a Clear Day, You Can't See Forever Anymore." The Amicus Journal 10, no. 1 (1988): 3-5.
"Physiological Stress in Native Southern Brook Trout During Episodic Stream Acidification in the Great Smoky Mountains National Park." Archives of Environmental Contamination and Toxicology 57, no. 2 (2009): 366-376.
"Picea Rubens Growth at High Versus Low Elevations in the Great Smoky Mountains National Park: Evaluation by Systems Modeling." Canadian Journal of Forest Research 41, no. 5 (2011): 945-962.
"Preliminary Findings From the Great Smoky Mountains National Park Air Quality and Hiker Health Study." Epidemiology 15, no. 4 (2004): S216.
"Refugial Forests of the Southern Appalachians: Photosynthesis and Survival in Current-Year Abies fraseri Seedlings." Tree Physiology 25, no. 11 (2005): 1379-1387.
"Salamander (Pleurognathus marmoratus / Moore) of the Great Smoky Mountains National Park." Journal of the Tennessee Academy of Science 50, no. 2 (1975): 59.
""Scientists study air quality around Great Smoky Mountains." Bulletin of the American Meteorological Society 80, no. 10 (1999): 2115-2117.
Seasonal variation in nitrate reductase activity in needles of high-elevation red spruce trees." Canadian Journal of Forest Research 22, no. 3 (1992): 375-380.
"Seedling Insensitivity to Ozone for Three Conifer Species Native to Great Smoky Mountains National Park." Environmental Pollution 108, no. 2 (2000): 141-151.
"Semi-Continuous Measurement of PM2.5 Ionic Composition at Several Rural Locations in the United States." Atmospheric Environment 42, no. 27 (2008): 6655-6669.
"Sub-Canopy Deposition of Ozone in a Stand of Cutleaf Coneflower." Environmental Pollution 131, no. 2 (2004): 295-303.
"Is There Synchronicity in Nitrogen Input and Output Fluxes at the Noland Divide Watershed, a Small N-Saturated Forested Catchment in the Great Smoky Mountains National Park." The Scientific World Journal 1 (2001): 480-492.
"Throughfall Studies of Deposition to Forest Edges and Gaps in Montane Ecosystems." Biogeochemistry 19, no. 3 (1993): 173-194.
"Trace Elements in Tree Rings: Evidence of Recent and Historical Air Pollution." Science 224, no. 4648 (1984): 494-497.
"Vegetation dynamics associated with changes in atmospheric nitrogen deposition and climate in hardwood forests of Shenandoah and Great Smoky Mountains National Parks, USA." Environmental Pollution 237 (2018): 662-674.
"Views from America's Parks: Great Smoky Mountains." Forum for Applied Research and Public Policy 12, no. 1 (1997): 15-19.
"Weathering of Sulfidic Shale and Copper Mine Waste: Secondary Minerals and Metal Cycling in Great Smoky Mountains National Park, Tennessee, and North Carolina, USA." Environmental Geology 45, no. 1 (2003): 35-57.
"Breathe it in." National Parks 85, no. 3 (2011): 10-11.
"Cataloochee - A Sense of Place." National Parks and Conservation 48, no. 12 (1974): 10-14.
"On a Clear Day." National Parks 71, no. 11-12 (1997): 26-29.
"The Future of the Parkway." Smoky Mountain Living 10, no. 2 (2010): 68-71.
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