Faculty

John Jenson Ph.D.
Professor of Environmental Geology

Phone: 671-735-2689 (fax 734-8890) (GMT+10 hrs)
jjenson(weriguam)uguam.uog.edu?subject=Faculty - WeriGuam.org

Publications

Publications List

Journal Articles

  1. Sinclair, D.J., Partin, J.W., Taylor, F.W., Banner, J.L., Jenson, J.W., Mylroie, J.E., Goddard, E., Quinn, T.M., Lander, M.A., 2011, in review. Evidence for Changes in Atmospheric Circulation over the Western Pacific during the Early-Mid Holocene: Preliminary Results from Geochemical Analysis of Speleothem from Guam.
  2. Partin, J.W., Jenson, J.W., Banner, J.L., Quinn, T.M., Taylor, F.W., Sinclair, D., Hardt, B., Lander, M.A., Bell, T., Miklavič, B., Jocson, J.M.U., and Taboroši, D., 2011, in press, Relationship between Modern Rainfall Variability, Cave Dripwater and Stalagmite Geochemistry in Guam, USA: Geochemisty, Geophysics, Geosystems.
  3. Sinclair, D., Banner, J.L., Taylor, F.W., Partin, J.W., Jenson, J.W., Mylroie, J.E., Goddard, E., Quinn, T.M., Jocson, J.M.U., and Miklavič, B., 2011, in press, Magnesium and Strontium Systematics in Tropical Speleothems from the Western Pacific: Chemical Geology.
  4. Desai, C.S., Sane, S., and Jenson, J.W., 2011, in press, Constitutive modeling including creep and rate-dependent behavior, and testing of glacial tills for prediction of motion of glaciers: International Journal of Geomechanics.
  5. Bailey, R.T., Jenson, J.W., and Olsen, A.E., 2010, Estimating the ground water resources of atoll islands: Water, v. 2, 10.3390/w2010001, p. 1-27.
  6. Bailey, R.T., Jenson, J.W., and Olsen, A.E., 2009, Numerical Modeling of Atoll Island Hydrogeology: Groundwater, v. 47, p. 184-196.
  7. Taboroši, D., Jenson, J. and Stafford, K., 2008, in press. Artefatosmilitares E Uso De Cavernas Durante a Segunda Guerra Mundial Nas Ilhas Marianas, Pacifico Oeaste [in Portuguese; English Title: Artifacts and Wartime Use of Caves in the Mariana Islands]. In: L.E.P. Travassos and L.A.V. Figueiredo (Editors), Antopoespeleologia: imaginário, religião eoutras relações humanas com as cavernas. Brazilian Speleological Society, Minas Gerais, Brazil.
  8. Sane, S.M., Desai, C.S., Jenson, J.W., Contractor, D.S., Carlson, A.E. and Clark, P.U., 2007. Disturbed State Constitutive Modeling of Two Pleistocene Tills. Quaternary Science Reviews, 10.16/j.quascirev.2007.10.003.
  9. Carlson, A.E., Jenson, J.W. and Clark, P.U., 2007. Modeling the Subglacial Hydrology of the James Lobe of the Laurentide Ice Sheet. Quaternary Science Reviews, doi: 10.1016/j.quascirev.2007.02.002.
  10. Taboroši, D., Jenson, J.W., Stafford, K.W., and Matsuzawa, R., 2007, World War II Artifacts and Wartime Use of Caves in the Mariana Islands, Western Pacific:Journal of the Speleological Society of Japan, v. 32, p. 42-53.
  11. Jenson, J.W., Keel, T.M., Mylroie, J.R., Mylroie, J.E., Stafford, K.W., Taborosi, D. and Wexel, C., 2006. Karst of the Mariana Islands: The Interaction of Tectonics, Glacio-Eustasy, Fresh-Water/Salt-Water Mixing in Island Carbonates. Geological Society of America Special Paper, 404: 129-138.
  12. Stafford, K.W., Mylroie, J.E., Taboroši, D., Jenson, J.W. and Mylroie, J.R., 2005. Karst Development on Tinian, Commonwealth of the Northern Mariana Islands: Controls on Dissolution in Relation to the Carbonate Island Karst Model. Journal of Cave and Karst Studies, 67, p.14-27.
  13. Taboroši, D., Jenson, J.W. and Mylroie, J.E., 2005. Karst Features of Guam, Mariana Islands. Micronesica, 38(1): 17-46.
  14. Carlson, A.E., Jenson, J.W. and Clark, P.U., 2004. Field Observations from the Tiskilwa Till, Il, and Sky Pilot Till, Mb of the Laurentide Ice Sheet. Geographie Physique et Quaternaire, v.58: p.229-239.
  15. Stafford, K., Mylroie, J., Taboroši, D. and Jenson, J.W., 2004. Eogenetic Karst Development on a Small, Tectonically Active, Carbonate Island: Aguijan, Mariana Islands: Cave and Karst Science. Transactions of the British Cave Research Association, 31(3): 101-108.
  16. Taborosi, D., Jenson, J.W. and Mylroie, J.M., 2004a. Karren Features in Island Karst: Guam, Mariana Islands. Zeitschrift fur Geomorphologie, 48: 369-389.
  17. Gamble, D.W., Taborosi, D., Mylroie, J.E., Jenson, J.W., Carew, J.L., Jocson, J.M.U., Mylroie, J. and Vann, D.T., 2003. The Use of Water Temperature to Characterize Groundwater Discharge of a Coastal Fracture on Guam, U.S.A. Journal of Coastal Research, v. 19, p. 462-471.
  18. Taboroši, D., Jenson, J.W. and Mylroie, J.E., 2003. Zones of Enhanced Dissolution and Associated Cave Morphology in an Uplifted Carbonate Island Karst Aquifer, Northern Guam, Mariana Islands. Speleogenesis and Evolution of Karst Aquifers, http://www.speleogenesis.info/archive/publication.php?Type=publication&PubID=3255, 1(4): 16.
  19. Jocson, J.M.U., Jenson, J.W. and Contractor, D.N., 2002. Recharge and Aquifer Response: Northern Guam Lens Aquifer, Guam, Mariana Islands. Journal of Hydrology, 260: 231-254.
  20. Taboroši, D. and Jenson, J.W., 2002. World War Ii Artefacts and Wartime Use of Caves in Guam, Mariana Islands. Cave Archaeology and Palaeontology Archive CAPRA 4, available at http://www.shef.ac.uk/~capra.
  21. Mylroie, J.E., Jenson, J.W., Taborosi, D., Jocson, J.M.U., Vann, D.T. and Wexel, C., 2001. Karst Features on Guam in Terms of a General Model of Carbonate Island Karst. Journal of Cave and Karst Studies, 63(1): 9-22.
  22. Mylroie, J.E. and Jenson, J.W., 2000a. The Carbonate Island Karst Model Applied to Guam. Theoretical and Applied Karstology, v. 13-14, p. 51-56.
  23. Mylroie, J.R., Gamble, D.W., Taboroši, D.S., Jenson, J.W., Jocson, J.M.U. and Mylroie, J.E., 2000. Air and Water Cave Temperature Variation in Three Cave Types in Guam, USA: Implications for Aquifer Characteristics. Journal of Cave and Karst Studies, , v. 62, p. 196-197.
  24. Contractor, D.N. and Jenson, J.W., 2000. Simulated Effect of Vadose Infiltration on Water Levels in the Northern Guam Lens Aquifer. Journal of Hydrology, 229: 232-254.
  25. Licciardi, J.M., Clark, P.U., Jenson, J.W. and MacAyeal, D.R., 1998. Deglaciation of a Soft-Bedded Laurentide Ice Sheet. Quaternary Science Reviews, v. 17, p. 427-448.
  26. Clark, P.U., Licciardi, J.M., MacAyeal, D.R. and Jenson, J.W., 1997. Numerical Reconstruction of a Soft-Bedded Laurentide Ice Sheet During the Last Glacial Maximum: Reply. Geology, 25: 380-381.
  27. Ho, C.L., Vela, J.C., Jenson, J.W. and Clark, P.U., 1996. Evaluation of Long-Term Time-Rate Parameters of Subglacial Till. ASCE Special Publication, 61: 122-136.
  28. Clark, P.U., Licciardi, J.M., MacAyeal, D.R. and Jenson, J.W., 1996. Numerical Reconstruction of the Laurentide Ice Sheet During the Last Glacial Maximum. Geology, 24: 679-682.
  29. McDonald, G.D., Clark, P.U., Bevis, K.A., Jenson, J.W., Hedlund, C., Patrick, M., Licciardi, J.M. and DesMarais, B.D., 1996, submitted. Variations in Net Mass Balance for Collier Glacier, Cascade Range, Oregon, 1989-1994. Journal of Glaciology.
  30. Jenson, J.W., MacAyeal, D.R., Clark, P.U., Ho, C.L. and Vela, J.C., 1996. Numerical Modeling of Subglacial Sediment Deformation: Implications for the Behavior of the Lake Michigan Lobe, Laurentide Ice Sheet. Journal of Geophysical Research, 101(B4): 8717-8728.
  31. Jenson, J.W., Clark, P.U., MacAyeal, D.R., Ho, C.L. and Vela, J.C., 1995. Numerical Modeling of Advective Transport of Saturated Deforming Sediment beneath the Lake Michigan Lobe, Laurentide Ice Sheet. Geomorphology, 14: 157-166.

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Technical Reports

  1. Bell, T., Jenson, J.W., Lander, M.A., Randall, R.H., Partin, J.W., Hardt, B.F., and Banner, J.L., 2011, Coral and Speleothem in situ Monitoring and Geochemical Analysis: Guam, Mariana Islands, USA, WERI Technical Report No. 136: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  2. Bell, T., Endo, T., Jenson, J.W., Bell, R., and Lander, M.A., 2011, Pneumatic Underwater Drill for Extracting Coral Cores, WERI Technical Report No. 135: Mangilao, Water and Environmental Research Institute of the Western Pacific, University of Guam.
  3. Habana, N.C., Heitz, L.F., Olsen, A.E., and Jenson, J.W., 2009, Vadose flow synthesis for the Northern Guam Lens Aquifer, WERI Technical Report No. 127: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  4. Bailey, R.T., Jenson, J.W., and Olsen, A.E., 2008a, An Atoll Freshwater Lens Algebraic Model for Groundwater Management in the Caroline Islands, WERI Technical Report No. 120: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  5. Bailey, R.T., Jenson, J.W., Rubinstein, D.H., and Olsen, A.E., 2008, Groundwater Resources of Atoll Islands: Observations, Modeling, and Management, WERI Technical Report No. 119: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  6. Hoffman, S.M., Jenson, J.W., Moran, D.C., Denton, G.R.W., Wood, H.R., and Vacher, H.L., 2007, Background fluorescence in Guam's coastal waters, WERI Technical Report No. 121: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  7. Keel, T.M., Mylroie, J.E., and Jenson, J.W., 2007, A Preliminary Report on the Sabana Watershed/Talakhaya Springs System, Rota (Luta), CNMI, WERI Technical Report No. 114: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  8. MacCracken, R.S., Jenson, J.W., Heitz, L.F., Rubinstein, D.H., and Mylroie, J.E., 2007, Water resource analysis of Fais Island, Federal States of Micronesia, WERI Technical Report No. 111: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  9. Keel, T.M., Mylroie, J.E., and Jenson, J.W., 2005, The caves and karst of Rota Island, Commonwealth of the Northern Mariana Islands, WERI Technical Report No. 107: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  10. Stafford, K.W., Mylroie, J.E., and Jenson, J.W., 2004, Karst geology of Aguijan and Tinian, CNMI cave inventory and structural analysis of development, WERI Technical Report No. 106: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  11. Keel, T.M., Mylroie, J.E., and Jenson, J.W., 2004, Preliminary report on the caves and karst of Rota (Luta), CNMI, WERI Technical Report No. 105: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  12. Taboroši, D., Jenson, J.W., and Mylroie, J.E., 2004, Karst features of Guam, Mariana Islands, WERI Technical Report No. 104: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  13. McDonald, M.Q., and Jenson, J.W., 2003a, Chloride history and trends of water in production wells in the Northern Guam Lens Aquifer, WERI Technical Report No. 98: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  14. Moran, D.C., and Jenson, J.W., 2004, Dry trace of groundwater from Guam International Airport and Harmon Sink to Agana Bay and Tumon Bay, WERI Technical Report No. 97: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  15. Stafford, K.W., Mylroie, J.E., and Jenson, J.W., 2002, Karst geology and hydrology of Tinian and Rota (Luta), CNMI: A preliminary report, WERI Technical Report No. 96: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  16. Lander, M.A., Jenson, J.W., and Beausoliel, C., 2001, Responses of well water levels on northern Guam to variations in rainfall and sea level, WERI Technical Report No. 94: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  17. Contractor, D.N., and Jenson, J.W., 1999a, Simulated Effect of Vadose Infiltration on Water Levels in the Northern Guam Lens Aquifer, WERI Technical Report No. 90: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  18. Mylroie, J.E., Jenson, J.W., Jocson, J.M.U., and Lander, M., 1999, Karst Geology and Hydrology of Guam: A Preliminary Report, WERI Technical Report No. 89: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  19. Jocson, J.M.U., Jenson, J.W., and Contractor, D.N., 1999a, Numerical Modeling and Field Investigation of Infiltration, Recharge, and Discharge in the Northern Guam Lens Aquifer, WERI Technical Report No. 88: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.
  20. Jenson, J.W., and Jocson, J.M.U., 1998, Hydrologic data collection on Guam: FY 1998 Report, WERI Technical Report No. 121: Mangilao, Water & Environmental Research Institute of the Western Pacific, University of Guam.

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Conference Proceedings

  1. Hoffman, S.M., Jenson, J.W., Moran, D.C., and Denton, G.R.W., 2010, Background fluorescence in groundwater from a tropical island-karst aquifer, AWRA 2010 Summer International Specialty Conference & 8th Caribbean Islands Water Resources Congress on Tropical Hydrology and Sustainable Water Resources in a Changing Climate: San Juan, Puerto Rico, American Water Resources Association.
  2. Miklavič, B., Mylroie, J.E., Jenson, J.W., Randall, R.H., Banner, J.L., and Partin, J.W., 2010, in review, Interglacial limestone and its geomorphic features on Guam: implications for relative sea level changend flank margin cave formation, in Gamble, D.W., ed., 15th Symposium of the Geolgy of the Bahamas and other Carbonate Regions: Gerace Research Center, San Salvador Island, Bahamas.
  3. Taboroši, D., Jenson, J.W., Jocson, J.M.U., and Mylroie, J.E., 2009, Coastal discharge features from and uplifted coastal island aquifer: northern Mariana Islands, in White, W.B., ed., 15th International Congress of Speleology, Volume 1: Kerrville, TX, International Union of Speleology, p. 548-553.
  4. Stafford, K.W., Jenson, J.W., and Mylroie, J.E., 2009, Eogenetic karst of the carbonate islands of the northern Marianas, in White, W.B., ed., 15th International Congress of Speleology, Volume 1: Kerrville, TX, International Union of Speleology, p. 542-547.
  5. Bailey, R.T., Jenson, J.W., and Olsen, A.E., 2008, Numerical Modeling of Atoll Island Hydrogeology, 14th Symposium on the Geology of the Bahamas and other Carbonate Regions: Gerace Research Centre, San Salvador, Bahamas.
  6. Bailey, R.T., Jenson, J.W., and Olsen, A.E., 2008b, An algebraic model to predict the freshwater lens thickness of an atoll island, 14th symposium on the geology of the Bahamas and other carbonate regions: Gerace Research Center, San Salvador Island, Bahamas, June 12-16, 2008.
  7. Hormillosa, T.U., Olsen, A.E., and Jenson, J.W., 2008, The Northern Guam Vadose Zone: Thirty Years of WERI Research, in Siewers, F.D., and Martin, J.B., eds., 14th Symposium of the Geology of the Bahamas and Other Carbonate Regions: Gerace Research Center, San Salvador Island, Bahamas, p. 131-139.
  8. Desai, C.S., Sane, S., and Jenson, J.W., 2008, Constitutive Modeling and Testing of Glacial Tills for Prediction of Motion of Glaciers, 12th International Conference of IACMAG: Goa, India, 1-6 October, 2008, International Association for Computational Methods & Advances in Geomechanics.
  9. Mylroie, J.E., Mylroie, J.R., Jenson, J.W., and MacCracken, R.S., 2006, Fresh-water lens anisotropy and flank margin cave development, Fais island, Federated States of Micronesia, Thirteenth symposium on the geology of the Bahamas and other carbonate regions: Gerace Research Center, San Salvador Island, Bahamas.
  10. Sane, S., Desai, C.S., Merry, S., Contractor, D.N., Jenson, J.W., and Clark, P.U., 2005, Disturbed State Constitutitve Modeling adn Testing of Glacial Till, 11th International Conference on Computer Methods and Advances in Geomechanics: Turin, Italy.
  11. Keel, T.M., Jenson, J.W., Mylroie, J.E., Mylroie, J.R., Stafford, K.W., and Camacho, R., 2004, The Caves of Rota, Commonwealth of the Northern Mariana Islands, in Davis, R.L., and Gamble, D.W., eds., Proceedings of the 12th Symposium on the Geology of the Bahamas and Other Carbonate Regions: Gerace Research Center, San Salvador, Bahamas, p. 76-87.
  12. Reece, M.A., Mylroie, J.E. and Jenson, J.W., 2004. Notches in Carbonates: Origins and Implications. In: R.L. Davis and D.W. Gamble (Editors), Proceedings of the Twelvth Symposium on the Geology of the Bahamas and Other Carbonate Regions, Bahamian Field Station, San Salvador Island, Bahamas, pp. 143-152.
  13. Stafford, K.W., Mylroie, J., E., Jenson, J.W., Mylroie, J.R. and Taboroši, D., 2004. Dissolution Controls Related to the Carbonaet Isladn Karst Model on Tectonically Active, Carbonate Islands: Tinian and Aguijan, Cnmi, 12th Symposium on the Geology of the Bahamas and Other Carbonate Regions, pp. 205-219.
  14. Taborosi, D., Jenson, J.W. and Mylroie, J.E., 2004b. Karst Environments of Guam, Mariana Islands. In: R.L. Davis and D.W. Gamble (Editors), 12th Symposium on the Geology of the Bahamas and Other Carbonate Regions, Gerace Research Center, San Salvador, Bahamas, pp. 220-227.
  15. Mylroie, J.E., Jenson, J.W., Mylroie, J.R. and Carew, J.L., 2004. Epikarst on Eogenetic Rocks. In: W.K. Jones, D.C. Culver and J.S. Herman (Editors), Epikarst Conference, pp. 132-134.
  16. Mylroie, J.E. and Jenson, J.W., 2002. Karst Flow Systems in Young Carbonate Islands. In: J.B. Martin, C.M. Wicks and I.D. Sasowsky (Editors), Karst Frontiers: Florida and Related Environments. Karst Waters Institute Special Publication 7. Karst Waters Institute, Charles Town, West Virginia, pp. 107-110.
  17. Mylroie, J.E., Mylroie, J.R., and Jenson, J.W., 2002, Modeling carbonate island karst, in Martin, R., and Panuska, B., eds., Eleventh symposium on the geology of the Bahamas and other carbonate regions: Gerace Research Center, San Salvador Island, Bahamas, p. 135-144.
  18. Gamble, D.W., Mylroie, J.E., Jenson, J.W., Carew, J.L., Taborosi, D., Jocson, J.M.U., Vann, D.T., and Mylroie, J.R., 2001, Freshwater resources on Guam: Calculating halocline position and fresh water discharge via temperature profile, Proceedings of the 10th Pacific Science Intercongress, p. 104.
  19. Mylroie, J.E., and Jenson, J.W., 2001, The Carbonate Island Karst Model, Proceedings of the 10th Pacific Science Intercongress, p. 101.
  20. Mylroie, J.E., and Jenson, J.W., 2000b, Guam and the Carbonate Island Karst Model, in Onac, B.P., and Tamas, T., eds., Joint Meeting fo the Friends of Karst, Theoretical and Applied Karstology & IGCP 448, Volume Karst Studies and Problems: 2000 and Beyond: Cluj-Napoca, Romania, p. 82-86.
  21. Mylroie, J.E., and Jenson, J.W., 2000c, The Carbonate Island Karst Model, in Ballwebber, J.A., ed., Mississippi Water Resources Conference: Raymond, MS, p. 371-375.
  22. Contractor, D.N., and Jenson, J.W., 1999b, Simulated effect of a karstic vadose zone in the Northern Guam Lens on well-water levels, in Palmer, A.N., Palmer, M.V., and Sasowsky, I.D., eds., Karst Modeling: Karst Waters Institute Special Publication 5: Charlottesville, VA, p. 175.
  23. Jenson, J.W., 1999, Toward a suitable conceptual model of the Northern Guam Lens Aquifer, in Palmer, A.N., Palmer, M.V., and Sasowsky, I.D., eds., Karst Modeling: Karst Water Institute Special Publication 5: Charlottesville, VA, p. 58.
  24. Jocson, J.M.U., Jenson, J.W., and Contractor, D.N., 1999b, Hydrologic insights from a finite-element model of the Yigo-Tumon Sub-basin, Northern Guam Lens Aquifer, in Palmer, A.N., Palmer, M.V., and Sasowsky, I.D., eds., Karst Modeling: Karst Waters Institute Special Publication 5: Charlottesville, VA, p. 174.
  25. Jenson, J.W., Jocson, J.M.U., and Siegrist, H.G., 1997, Groundwater discharge styles from an uplifted Pleistocene island karst aquifer, Guam, Mariana Islands, in Beck, B.F., and Stephenson, J.B., eds., The Engineering Geology and Hydrology of Karst Terranes: Springfield, Missouri, Balkema, p. 15-20.

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Presentations and Abstracts

  1. Miklavič, B., Mylroie, J.E., Jenson, J.W., Randall, R.H., Banner, J.L., Partin, J.W., 2012, Evidence of the sea-level change since MIS 5e on Guam, Tropical West Pacific, NSF Workshop: Sea Level Changes into MIS 5: from observations to predictions, April 10-14, 2012, Palma de Mallorca, Mallorca, Spain.
  2. Jenson, J.W., Lander, M.A., Randall, R.H., 2011, Vadose Flow in the Northern Guam Lens Aquifer, Water Resources Sustainability Issues on Tropical Islands, 14-16 November, Water Resources Research Center, University of Hawaii at Manoa, National Institutes for Water Resources, Honolulu, HI.
  3. Bailey, R.T. and Jenson, J.W., 2011, Analysis of Groundwater Resources on Atolls in the Federated States of Micronesia, Water Resources Sustainability Issues on Tropical Islands, 14-16 November, Water Resources Research Center, University of Hawaii at Manoa, National Institutes for Water Resources, Honolulu, HI.
  4. Jenson, J.W., Lander, M.A., and Randall, R.H., 2011, Vadose Fast Flow in a Tropical Island Karst Aquifer, Guam, Mariana Islands, Carbonate Geochemistry: Reactions and Processes in Aquifers and Reservoirs: Billings, Montana, USA, August 6-9, 2011, Karst Waters Institute.
  5. Miklavič, B., Jenson, J.W., Banner, J.L., Mylroie, J.E., Partin, J.W., Zabukovec Logar, N., Hardt, B., Sinclair, D., and James, E., 2011, Diagenesis and trace-element geochemistry of cave drip-water and a stalagmite in MIS5e limestone, Guam, Mariana Islands, 6th International Conference: Climate Change - The Karst Record: University of Birmingham, Birmingham, England, U.K., 26 - 29 June 2011.
  6. Charette, M.A. P.B. Henderson, C.F. Breier, M.E. Gonneea, J. Murray, J.W. Jenson, S. Morales and J. Herrera-Silveira, 2010, Submarine Groundwater Discharge of Trace Elements and Isotopes from Karst Systems. 2010 Fall AGU Meeting, San Francisco, CA.
  7. Miklavič, B., Mylroie, J.E., Jenson, J.W., and Taboroši, D., 2010, Abstract: Using Sea-Level Notches And Flank Margin Caves As Relative Sea-Level Change Indicators On Guam, A Volcanic Arc Island, The First Joint International Conference of the International Geological Correlation Programme, Volume Preparing For Coastal Change: A Detailed Process-Response Framework For Coastal Change At Different Timescales, Abstract: Hong Kong, 30 Nov-4 Dec 2010, INQUA Coastal And Marine Processes Commission.
  8. Taboroši, D., Jenson, J.W., and Miklavič, B., 2010, Abstract: Evaluating Coastal Dynamics Of Coral Atoll Islands In The Western Pacific Over The Past Half-Century, The First Joint International Conference Of IGCP, Volume Preparing For Coastal Change: A Detailed Process-Response Framework For Coastal Change At Different Timescales: Hong Kong, 30 Nov-4 Dec 2010, INQUA Coastal And Marine Processes Commission.
  9. Charette, M.A. P.B. Henderson, M.E. Gonneea, and J.W. Jenson, 2010, Radionuclide tracers of submarine groundwater discharge on an ocean island (Guam). 2010 Environmental Radioactivity Meeting, Rome, Italy, October 2010.
  10. Miklavič, B., Jenson, J.W., and Mylroie, J.E., 2010a, Program and Abstracts: Syngenetic Cave Development on Guam, Mariana Islands, National Speleological Society Annual Meeting: Essex Junction, Vermont, 2-6 August, 2010, p. 50.
  11. Miklavič, B., Jenson, J.W., and Mylroie, J.E., 2010b, Program and Abstracts: Interglacial Limestone And Its Geomorphic Features On Guam: Implications For The Relative Sea Level Change And Flank Margin Cave Formation, 15th Symposium on the Geology of the Bahamas and Other Carbonate Regions: Gerace Research Center, San Salvador, p. 26-72.
  12. Taboroši, D., Jenson, J.W., Sánchez, M., and Zega, M., 2010, Availability, usage, and threats to freshwater resources on low carbonate islands in Micronesia, European Geosciences Union General Assembly: Vienna, Austria, 2-7 May 2010.
  13. Taboroši, D., Zega, M., and Jenson, J.W., 2010, Assessment of coastal erosion and quantification of land loss on Western Pacific atolls during the last 50 years, European Geosciences Union General Assembly: Vienna, Austria, 2-7 May 2010.
  14. Charette, M.A., Henderson, P.B., Breier, C.F., Gonneea, M.E., Jenson, J.W., and Herrera-Silveira, 2010, Submarine groundwater discharge from karst systems: is radium tracing the fresh component, Radium and Radon isotopes as Environmental Tracers Institute for Advanced Studies, Hebrew University, Jerusalem, March 14-19, 2010.
  15. Partin, J.W., Banner, J.L., Jenson, J.W., Taylor, F.W., Quinn, T.M., Maupin, C.R., Shen, C.C., Sinclair, D., Cardenas, M.B., and Mylroie, J.E., 2009, Reconstructing paleo-rainfall in the Western Tropical Pacific: developing spelethem proxies AGU Fall Meeting: San Francisco.
  16. Sinclair, D.J., Banner, J.L., Taylor, F.W., Quinn, T.M., Jenson, J.W., and Mylroie, J.E., 2008, Deglacial climate dynamics in the western Pacific Ocean measured in a stalagmite from Guam, Goldschmidt Conference: Vancouver, B.C., July 13-18, 2008.
  17. Mylroie, J.E., Myroie, J.R., and Jenson, J.W., 2008 (abstract), Caves and non-caves of Fais Island, Federated States of Micronesia, National Speleological Society Convention, Volume Program, Aug 11-15, p. 114.
  18. Hoffman, S.M., Jenson, J.W., Denton, G.R.W., Moran, D.C., and Vacher, H.L., 2008, Variability of Background Fluorescence in Tropical Karst Aquifers, 14th symposium on the geology of the Bahamas and other carbonate regions: Gerace Research Center, San Salvador Island, Bahamas.
  19. Olsen, A.E., Habana, N., Heitz, L.F., and Jenson, J.W., 2007, A Transfer Function Model for Deep Karst Vadose Zones, The ASA-CSSA-SSSA International Annual Meetings: New Orleans, Louisiana, Nov. 4-8, 2007.
  20. Jenson, J.W., Desai, C.S., Clark, P.U., Contractor, D.S., Sane, S., and Carlson, A.E., 2006, A unified constitutive model for subglacial till, part I: The Disturbed State Concept, American Geophysical Union, Fall Meeting, Volume Abstracts and Program: San Francisco, AGU, p. C31A-1222.
  21. Desai, C.S., Sane, S., Jenson, J.W., Contractor, D.S., Carlson, A.E., and Clark, P.U., 2006, A unified constitutive model for subglacial till, part II: laboratory tests, Disturbed State modeling, and validation for two subglacial tills, American Geophysical Union, Fall Meeting, Volume Abstracts and Program: San Francisco, p. C31A-1223.
  22. Stafford, K.W., Mylroie, J.E., Mylroie, J.R., Jenson, J.W., and Taborosi, D., 2004, Coves and pocket beaches: Littoral erosion and flank margin caves (abstract) Geological Society of America abstracts and programs, v. 36, p. 284.
  23. Stafford, K.W., Taboroši, D., Keel, M., Mylroie, J.M., Mylroie, J.R., and Jenson, J.W., 2004, Joint Research Expeditions to Mariana Islands: Aguijan, Rota, and Tinian, National Speleological Society National Convention, Volume Journal of Cave and Karst Studies.
  24. Stafford, K.W., Keel, T.M., Mylroie, J.E., Jenson, J.W., and Mylroie, J.R., 2003, Eogenetic karst development in the Mariana Islands: Aquijan, Rota, and Tinian (abstract): Journal of Cave and Karst Studies, v. 65, p. 188.
  25. Stafford, K.W., Mylroie, J.E., Mylroie, J.R., and Jenson, J.W., 2003, Tinian, CNMI: A carbonate island karst model evaluation (abstract) Geological Society of America abstracts and programs, v. 35, p. 3.
  26. McDonald, M.Q., and Jenson, J.W., 2003b, Historical analysis of chloride ion concentrations in production wells in the Northern Guam Lens Aquifer, Guam, Mariana Islands, Second International Conference on Saltwater Intrusion and Coastal Aquifers: Monitoring, Modeling and Management: Merida, Yucatan, Mexico.
  27. Mylroie, J.E., Jenson, J.W., Mylroie, J.R., and Carew, J.L., 2003, Epikarst on eogenetic rocks (abstract), Volume Program of the Epikarst Conference, Karst Waters Institute, p. 17.
  28. Keel, T.M., Stafford, K.W., Mylroie, J.E., Jenson, J.W., and Mylroie, J.R., 2003, The carbonate island karst model as applied to Rota (Luta), Tinian, and Aguijan Islands, Commonwealth of the Northern Marian Islands (abstract): Journal of Cave and Karst Studies, v. 65, p. 186.
  29. Stafford, K.W., Mylroie, J.M., Taborosi, D., Keel, T.M., and Jenson, J.W., 2003, Structurally controlled eogenetic karst: Mariana Islands: Geological Society of America Abstracts with Programs, v. 34, p. 452.
  30. Stafford, K.W., Taborosi, D., Keel, T.M., Mylroie, J.E., Mylroie, J.R., and Jenson, J.W., 2003, 2002-2003 joint research expeditions to the Mariana Islands: Aguijan, Rota, and Tinian (abstract): Journal of Cave and Karst Studies, v. 65, p. 179.
  31. Jenson, J.W., Mylroie, J.E., Mylroie, J.R., and Wexel, C., 2002, Revisiting the Carbonate Island Karst Model: Geological Society of America, Abstracts with Programs, v. 34, p. 226.
  32. Taboroši, D., and Jenson, J.W., 2002, Fluviokarst on a small carbonate island: Guam, Mariana Islands: Geological Society of America Abstracts with Programs, v. 34.
  33. Mylroie, J.E., Mylroie, J.R., Jenson, J.W., and Wexel, C., 2001, Cave and Karst development of Saipan (abstract): Journal of Cave and Karst Studies, v. 63, p. 113.
  34. Mylroie, J.E., and Jenson, J.W., 2001, The Carbonate Island Karst Model, 10th Pacific Science Intercongress p. 101.
  35. Gamble, D.W., Mylroie, J.E., Jenson, J.W., Carew, J.L.T., D., Jocson, J.M.U., Vann, D.T., and Mylroie, J.R., 2001, Freshwater resources on Guam: Calculating halocline position and fresh water discharge via temperature profile, in Proceedings, ed., 10th Pacific Science Intercongress, p. 104.
  36. Wexel, C., Jenson, J.W., Mylroie, J.R., and Mylroie, J.E., 2001, Carbonate Island Karst of Saipan: Geological Society of America Abstracts with Programs, v. 33, p. A-6.
  37. Gamble, D.W., Mylroie, J.R., Mylroie, J.E., Taboroši, D.S., and Jenson, J.W., 2000, Field assessment of coastal fracture discharge on the northwest coast of Guam using temperature sensors, Limestone Island Aquifers Conference: University of Guam.
  38. Mylroie, J.E., and Jenson, J.W., 2000, The carbonate island karst model. Keynote address, Limestone Island Aquifers Conference: University of Guam.
  39. Reece, M.A., Mylroie, J.E., and Jenson, J.W., 2000, Cave and karst development on Guam: Implications for aquifer history, Abstracts, National Speleological Society annual meeting, p. A-15.
  40. Reece, M.A., Mylroie, J.E., and Jenson, J.W., 2000 (abstract), Notches in carbonates: Paleohydrological Implications, in Program, A.a., ed., Tenth Symposium on the Geology of the Bahamas and other carbonate regions: Bahamian Field Station, San Salvador Island, Bahamas, p. 21.
  41. Mylroie, J.E., and Jenson, J.W., 2000, The carbonate island karst model: Abstracts, National Speleological Society annual meeting, p. A-15.
  42. Reece, M.A., Mylroie, J.E., and Jenson, J.W., 2000 (abstract), Cave and karst development on Guam: Implications for aquifer history, in Abstracts, ed., National Speleological Society annual meeting, p. A-15.
  43. Mylroie, J.R., Gamble, D.W., Taborosi, D.S., Jenson, J.W., Jocson, J.M.U., and Mylroie, J.E., 2000, Air and water cave temperature variation in three cave types in Guam, USA: Implications for aquifer characteristics (abstract), in Abstracts, P.a., ed., National Speleological Society annual meeting, p. A-15 - A-16.
  44. Mylroie, J.E., and Jenson, J.W., 2000, CIKM, the carbonate island karst model: Geological Society of America Abstracts with Programs, v. 32, p. A-355.
  45. Jenson, J.W., Jocson, J.M., and Contractor, D.N., 1997, Hydrologic Observations of the Northern Guam Lens Aquifer, Fall 1997 Meeting, American Geophysical Union.
  46. Vela, J.C., Jenson, J.W., Ho, C.L., and Clark, P.U., 1996, Long-term deformation of a clayey sandy silt till in simple shear between yield and failure strength: Some implications for ice sheet behavior, Fall 1996 Meeting, American Geophysical Union.
  47. Heitz, L.F., Denton, G.R.W., Jenson, J.W., and Siegrist, H.G., 1996, Water crisis on Guam: Fact or fiction?, College of Arts and Sciences Annual Symposium: University of Guam.
  48. Jenson, J.W., MacAyeal, D.R., Clark, P.U., Ho, C., and Vela, J.C., 1995, Modeling of sediment-ice sheet interaction, Lake Michigan Lobe, Laurentide Ice Sheet, v. Eos Transactions, p. F276.
  49. Contractor, D.N., Srivastva, R., Jenson, J.W., Jocson, J.M., and Siegrist, H.G., 1995, Modeling of the Anisotropic Northern Guam Aquifer Using a 2D, FE Sharp-Interface Saltwater Intrusion Model: Eos Transactions, v. 76, p. F262.
  50. Licciardi, J.M., Clark, P.U., Jenson, J.W., and McDonald, G.A., 1995, Modeling the Laurentide Ice Sheet through the last deglaciation, INQUA Meeting, Volume Abstracts, p. 50.
  51. Clark, P.U., Licciardi, J.M., and Jenson, J.W., 1995, Dynamics of the Laurentide Ice Sheet during the last deglaciation, CANQUA Meeting, Volume Programme and Abstracts, p. CA7.
  52. Heitz, L.F., Jenson, J.W., Siegrist, H.G., and Jocson, J.M., 1995, Geographic Information System (GIS) applications to groundwater management on Guam, AWRA Annual Summer Symposium: Honolulu, HI.
  53. Jenson, J.W., and Siegrist, H.G., 1994, Bedrock hydrogeologic features influencing internal transfer in the Northern Guam Lens Aquifer System: Eos Transactions, v. 75, p. 257.
  54. Licciardi, J.M., Clark, P.U., and Jenson, J.W., 1994, Modeling the Laurentide Ice Sheet through the last deglaciation: Eos Transactions, v. 75, no. 43, p. supplement.
  55. Jenson, J.W., and Siegrist, H.G., 1994, A first order modeling study of the Northern Guam Lens Aquifer, 1994 Pacific Northwest/Oceania Conference--Assessment of Models for Groundwater Resources Analysis and Management: Oahu, Hawaii.
  56. Jenson, J.W., Clark, P.U., MacAyeal, D.R., and Alley, R.B., 1993, Implications of unstable behavior of the Laurentide Ice Sheet for ice dynamics and climate change: experiments with an ice sheet model: Eos Transactions, v. 74, no. 43, p. 360., v. 74, p. 360.
  57. Jenson, J.W., and MacAyeal, D.R., 1992, Modeling of the Lake Michigan Lobe, Laurentide Ice Sheet, with deforming bed dynamics: Eos Transactions, v. 73, p. 160.
  58. Jenson, J.W., Bevis, K.A., Clark, P.U., and P.K., 1992, Mass Balance of Collier Glacier, Oregon Cascades: Geological Society of America, Abstracts with Programs, v. 24, p. 56.
  59. Bevis, K.A., Jenson, J.W., and Wolter, M., 1992, Differentiating geomorphic surfaces in the Willamette Valley, Oregon, based on quantitative soil properties: Geological Society of America, Abstracts with Programs, v. 24, p. 56.

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Engineering Reports

  1. Feasibility Study, USMC Air Combat Element Sinkhole, Andersen AFB, Guam (FA5240-05-D-0003, (FA5240-05-D-0003, JQ15), 2010, prepared for NAVFAC Marianas, Guam, by Setiadi Architects LLC, in association with Belt Collins Guam, Ltd.; DZSP-21 LLC; Ian Construction; Pacific Soils Engineering & Testing, Inc.; University of Guam, Water and Environmental Research Institute of the Western Pacific, and NAVFAC Marianas, Guam, November 2010.

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About John Jenson

Faculty List