Session: The Epikarst as a Boundary and Critical Zone (2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013))

Introductory Remarks
Abstract ID#: 234378

SEEKING THE TRUTH ABOUT THE HYDRAULIC CONDUCTIVITY OF THE BISCAYNE AQUIFER, MIAMI FL
Abstract ID#: 224295

SUKOP, Michael C., MARQUEZ, Maria, GARCIA, Sade M., and GARCIA, Alejandro, Department of Earth and Environment, Florida International University, PC 344, University Park, Miami, FL 33199, sukopm@fiu.edu

PROCESS LENGTH SCALES AS A FRAMEWORK FOR UNDERSTANDING FLOW, TRANSPORT, AND EVOLUTION OF THE KARST CRITICAL ZONE
Abstract ID#: 224780

COVINGTON, Matthew D., Department of Geosciences, University of Arkansas, Ozark Hall, Fayetteville, AR 72701, mcoving@uark.edu

TECHNIQUES TO BETTER UNDERSTAND COMPLEX EPIKARST HYDROLOGEOLOGY AND CONTAMINANT TRANSPORT IN TELOGENETIC KARST SETTINGS
Abstract ID#: 233093

POLK, Jason, WKU Hoffman Environmental Research Institute/Dept. Geog & Geol, 1906 College Heights Blvd. #31066, Bowling Green, KY 42101, jason.polk@wku.edu, GROVES, Chris, Hoffman Environmental Research Institute, Western Kentucky University, Bowling Green, KY 42101, MILLER, Benjamin V., Geography & Geology, Western Kentucky University, 1906 College Heights Blvd, Bowling Green, KY 42101, VANDERHOFF, Sean, Hoffman Environmental Research Institute, Western Kentucky University, Department of Geography and Geology, 1906 College Heights Blvd. #31066, Bowling Green, KY 42101, and BOLSTER, Carl H., USDA-ARS, 230 Bennett Lane, Bowling Green, KY 42104

ANALYSIS OF HYDROLOGIC AND GEOCHEMICAL TIME SERIES DATA AT JAMES CAVE, VIRGINIA: IMPLICATIONS FOR EPIKARST INFLUENCE ON RECHARGE IN APPALACHIAN KARST AQUIFERS
Abstract ID#: 226359

EAGLE, Sarah D.¹, ORNDORFF, William D.², SCHWARTZ, Benjamin F.³, SCOTT, Heather¹, and SCHREIBER, Madeline E.¹, (1) Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, mschreib@vt.edu, (2) Virginia Department of Conservation and Recreation Natural Heritage Program, 8 Radford St, Christiansburg, VA 24073, (3) Department of Biology, Texas State University, 601 University Drive, San Marcos, TX 78666

CHARACTERIZING THE GEOCHEMISTRY OF GROUNDWATER FLOW THROUGH THE EPIKARST OF NORTHWESTERN ARKANSAS
Abstract ID#: 230095

KNIERIM, Katherine J., Environmental Dynamics, University of Arkansas, 113 Ozark Hall, Fayetteville, AR 72701, Katherine.Knierim@gmail.com, POLLOCK, Erik D., University of Arkansas Stable Isotope Laboratory, University of Arkansas, 116 Ferritor Hall, Fayetteville, AR 72701, and HAYS, Phillip D., Arkansas Water Sciences Center, U.S. Geological Survey, 700 W. Research Center Blvd, Fayetteville, AR 72701

Break
Abstract ID#: 234379

VEGETATION AND CLIMATE SIGNALS IN THE CARBON ISOTOPE COMPOSITIONS OF SPELEOTHEM CALCITE
Abstract ID#: 230372

BREECKER, Dan O., MEYER, Kyle, FENG, Weimin, BANNER, Jay L., and CARLSON, Peter E., Department of Geological Sciences, The University of Texas at Austin, Austin, TX 78712, breecker@jsg.utexas.edu

GLOBAL CHANGE AND CO2 VARIATIONS IN KARST. INDICATIONS FROM THE MILANDRE UNDERGROUND LABORATORY (JURA MOUTAINS, SWITZERLAND)
Abstract ID#: 230467

JEANNIN, Pierre-Yves, Institut Suisse de Spéléologie et de Karstologie, Case postale 818, CH-2301 La Chaux-de-Fonds Switzerland, pierre-yves.jeannin@isska.ch

VADOSE CO2 GAS MAY BE MORE IMPORTANT IN FORMING CAVES IN EOGENETIC KARST THAN DISSOLUTION FROM MIXING OF VADOSE AND PHREATIC WATER
Abstract ID#: 231690

GULLEY, Jason, Department of Geologial and Mining Engineering and Sciences, Michigan Tech, Houghton, MI 49931, jdgulley@mtu.edu, MARTIN, Jonathan B., Department of Geological Sciences, University of Florida, 241 Williamson Hall, P.O. Box 112120, Gainesville, FL 32611-2120, and MOORE, Paul, Karst Waters Institute, PO Box 4142, Leesburg, VA 20177

SOURCE ELEVATION FOR WATER IN CAVE POOLS AT TIMPANOGOS CAVE NATIONAL MONUMENT, UTAH AS DETERMINED BY STABLE ISOTOPES OF WATER
Abstract ID#: 228986

FLOREA, Lee J., Department of Geological Sciences, Ball State University, 2000 W. University Ave, Muncie, IN 47306, mr_chaos@hotmail.com, DUGAN, Chelsie R., Geological Sciences, Ball State University, Muncie, IN 47306, WYNN, Jonathan G., Department of Geology, University of South Florida, 4202 E. Fowler Avenue, SCA 528, Tampa, FL 33620, and MCKINNEY, Cami, Department of Interior, National Park Service, Timpanogos Cave National Monument, American Fork, UT 84003

TIDAL EFFECTS ON THE CHEMICAL COMPOSITION OF WATER WITHIN A BLUE HOLE: A POSSIBLE CONTROL ON THEIR MORPHOLOGIC EVOLUTION
Abstract ID#: 233400

EZELL, John¹, MARTIN, Jonathan B.², BROWN, Amy L.¹, and GULLEY, Jason³, (1) Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611, ezelljohn1@gmail.com, (2) Department of Geological Sciences, University of Florida, 241 Williamson Hall, P.O. Box 112120, Gainesville, FL 32611-2120, (3) Department of Geologial and Mining Engineering and Sciences, Michigan Tech, Houghton, MI 49931

GEOCHEMISTRY OF CAVE POOLS CONNECTED TO AN ALPINE EPIKARST AQUIFER—TIMPANOGOS CAVE NATIONAL MONUMENT, UTAH
Abstract ID#: 233811

DUGAN, Chelsie R.¹, FLOREA, Lee J.¹, and MCKINNEY, Cami², (1) Geological Sciences, Ball State University, Muncie, IN 47306, crduganlawre@bsu.edu, (2) Department of Interior, National Park Service, Timpanogos Cave National Monument, American Fork, UT 84003

Discussion
Abstract ID#: 234470

62. T62. The Epikarst as a Boundary and Critical Zone

62.
T62. The Epikarst as a Boundary and Critical Zone