Our Authors & Presenters

Napolitan, Michael. 2010. Formation Thermal Conductivity Testing of the Ledger Formation in Lancaster County Pennsylvania.

Lu, Z., Hummel, S.T., Lautz, L.K., Hoke, G.D., Zhou, X., Leone, J., and Siegel, D.I., 2015, "Iodine as a sensitive tracer for detecting influence of organic-rich shale in shallow groundwater". Applied Geochemistry, Vol. 60, pp. 29-36.

Hummel, Sunshyne T. The Use of Iodine to Characterize Formation waters in Oil/Gas Fields; Thesis.

Hummel, Sunshyne T., Lautz Laura K., Hoke, Gregory D., Lu, Zunli, Leone, James, Zhou, Xiaoli, and Siegel, Donald I., (2013), Iodine as a Sensitive Tracer for Detecting Influence of Organic-Rich Shale in Shallow Groundwater, Geological Society of America Abstracts with Programs, v.45, no.7., Abstract 22840

Ross, Sunshyne T., Mangan, Jennifer M., (2009), Effects of Climate Change on Regional Crop Production in Eastern Pennsylvania, EOS Trans. AGU, 90(52), Fall Meet. Suppl., Abstract B23A-0350

Taylor, James R. 2003. Evaluating Groundwater Nitrates from On-Lot Septic Systems, a Guidance Model for Land Planning in Pennsylvania.  Penn State Great Valley School of Professional Studies. Malvern, Pennsylvania.

Taylor, J. and Forslund, B. 1997. Results of a Soil Lead Study Conducted in a Residential Area. 12th Annual Conference on Contaminated Soils. University of Massachusetts

Taylor, J. and O'Brien, T. 1993. Evaluating Residential Water Supply Wells in a Fractured Bedrock Aquifer Contaminated with MTBE: A Case Study. Focus Conference on Eastern Regional Ground Water Issues.

Taylor, J. and Forslund, B. 1991. Environmental Impacts on Blood Lead Levels in the Vicinity of a Former Battery Recycling Plant. 25th Annual Conference on Trace Substances in Environmental Health.

White Papers & Non-Published Papers

James R. Taylor, Michael A. Napolitan, Andrew Sokol, Kevin Earley   2015.  Remote Aerial Photogrammetry to Map, Model and Document Rock Outcrops. Presented at American Institute of Professional Geologists, 52nd Annual Conference, 2015, Anchorage Alaska  

Hagerty, Paul A. and Taylor, James R.  2005.  Nitrate Removal for On-Lot Sewage Treatment Systems: The POINTTM System. 

Taylor, Jim and Tymchenko, Nick. 1999.  Draft Watershed Management Plan for the Borough of Swarthmore & Crum Creek Watershed. 

Taylor, J. 1996.  The Microbiology of Acid Mine Drainage.

Taylor, J. and Hitchens, D. Interceptor Trenches Enhance In-Situ Bioremediation within a Shallow Water Table Aquifer.


Formation Thermal Conductivity Testing of the Ledger Formation in Lancaster, Pennsylvania. Michael Napolitan. University of Pennsylvania. May 7, 2010.

Mapping with Google Earth and Free GIS Tools.  Mike Napolitan.  AIPG Section Meeting.  April 24, 2009 (.pdf file)

Geothermal Presentation to the Pennsylvania SBDC. Mike Napolitan(.pdf file)

Borough of Swarthmore Environmental Advisory Council. Jim Taylor

Little Crum Creek Park, Swarthmore, PA.   Jim Taylor


Elliott, A.H., & Harty, K.M., (2010). Landslide maps of Utah. Salt Lake City, Utah:  Utah Geological Survey Map 246DM.  Available online

Elliott, A.H., & Kirschbaum, M.J., (2007). The preliminary landslide history database of Utah, 1850-1978. Salt Lake City, Utah:  Utah Geological Survey Open-File Report 514.  Text available online Database available online