GSA Annual Meeting in Seattle, Washington, USA - 2017

Session No. 195
Tuesday, 24 October 2017: 8:00 AM-12:00 PM
Room 618/619/620 (Washington State Convention Center)

T20. The Critical Zone As Heterogeneous Media: Implications for Physical, Chemical, and Biological Processes

GSA Hydrogeology Division; GSA Soils and Soil Processes Interdisciplinary Interest Group; GSA Geobiology & Geomicrobiology Division; GSA Karst Division
Wendy M. Robertson, Nicole West, Zsuzsanna Balogh-Brunstad and Michael H. Young, Advocates
 
8:00 AM
Introductory Remarks
8:05 AM
UNRAVELING HOW LANDSCAPE HETEROGENEITY ALTERS CONCENTRATION DISCHARGE BEHAVIOR IN CARBONATE HEADWATER STREAMS (Invited Presentation)
SULLIVAN, Pamela L., Department of Geography and Atmospheric Science, University of Kansas, 1425 Jayhawk Blvd, Lindley 210, Lawrence, KS 66045, STOPS Jr., Marvin Wes, Geography and Atmospheric Science, University of Kansas, Lawrence, KS 66045, MACPHERSON, G.L., Dept. of Geology, Univ of Kansas, 1475 Jayhawk Blvd, 120 Lindley Hall, Lawrence, KS 66045, LI, Li, Department of Civil and Environmental Engineering, Pennsylvania State University, 221A Sackett Building, University Park, PA 16802 and DODDS, Walter K., Biology, Kansas State University, Manhattan, 66506, plsullivan@ku.edu
8:25 AM
RUNOFF RESPONSE IN A SEMI-ARID HEADWATER DRIVEN BY CATCHMENT-SCALE WATER MOVEMENT
ANDERSON, Suzanne P.1, WLOSTOWSKI, Adam2, MURPHY, Sheila3, ROCK, Nathan D.2 and HOFFMAN, Claire4, (1)Department of Geography and INSTAAR, University of Colorado, Boulder, CO 80309, (2)INSTAAR, University of Colorado, UCB-450, Boulder, CO 80309, (3)USGS, 3215 Marine Street, Suite E127, Boulder, CO 80303, (4)Department of Geography and INSTAAR, University of Colorado, UCB-450, Boulder, CO 80309, suzanne.anderson@colorado.edu
8:40 AM
RESOLVING THE NEED FOR GROUNDWATER RECHARGE VERSUS FOREST PRODUCTIVITY IN A RECLAIMED WATERSHED USING NUMERICAL MODELLING
LUKENBACH, Maxwell C, Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T5B 4X5, Canada, SPENCER, Christopher S, Department of Environment, Government of Nunavut, P.O. Box 1000, Stn. 1360, Iqaluit, NU X0A 0H0, Canada, MENDOZA, Carl, Earth & Atmospheric Sciences, University of Alberta, 1-26 Earth Sciences Building, University of Alberta, Edmonton, AB T6G 2E3, DEVITO, Kevin J., Department of Biological Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, LANDHAUSSER, Simon M., Department of Renewable Resources, University of Alberta, Edmonton, AB T6G 2H1, Canada and CAREY, Sean K., School of Geography and Earth Sciences, McMaster University, Hamilton, ON L8S4K1, Canada, carl.mendoza@ualberta.ca
8:55 AM
PREFERENTIAL FLOW IN THE CRITICAL ZONE: DIRECT OBSERVATIONS OF THE SPATIAL AND TEMPORAL PATTERNS OF FLUID COMPOSITION IN VARIABLY SATURATED WEATHERED BEDROCK
TUNE, Alison K.1, CARGILL, Samantha2, MURPHY, Colleen3, HAHM, W. Jesse4, DIETRICH, William E.4 and REMPE, Daniella M.1, (1)Jackson School of Geosciences, University of Texas at Austin, Jackson School of Geosciences, 2305 Speedway Stop C1160, Austin, TX 78712-1692, (2)Department of Forest Engineering, Resources, and Management, Oregon State University, Corvalis, OR 97331, (3)Department of Earth and Planetary Science, University of California, Santa Cruz, Santa Cruz, CA 95064, (4)Earth and Planetary Science, University of California, Berkeley, 307 McCone Hall, Berkeley, CA 94701, alisontune@utexas.edu
9:10 AM
MODELING THE EFFECT OF LOW-PERMEABILITY LAYERS ON VADOSE WELL RECHARGE RATES
PATTON, Erik M1, ADAM, Claudia2, STEWARD, David R.3 and DATTA, Saugata2, (1)Department of Geology, Kansas State University, Manhattan, KS 66503; Department of Geology, Kansas State University, Manhattan, KS 66502, (2)Department of Geology, Kansas State University, Manhattan, KS 66502, (3)Civil Engineering, Kansas State University, 2118 Fiedler Hall, Manhattan, KS 66506-5000, essayons@ksu.edu
9:25 AM
LANDSCAPE RESPONSE TO A CENTURY SCALE RAINFALL IN THE ATACAMA DESERT, CHILE
PFEIFFER, Marco, Environmental Science, Policy and Management, UC Berkeley, 45 Hilgard Hall, Berkeley, CA 95616, HOWARD, Alan D., Department of Environmental Sciences, University of Virginia, PO Box 400123, Charlottesville, VA 22904-4123, HEIMSATH, Arjun M., School of Earth and Space Exploration, Arizona State University, ISTB4, Tempe, AZ 85287, MORGAN, Alexander M., Department of Environmental Sciences, University of Virginia, 291 McCormick Road, P.O. Box 400123, Charlottesville, VA 22904-4123 and AMUNDSON, Ronald, Environmental Science, Policy, and Management, University of California, 130 Mulford Hall, Berkeley, CA 94720, mpfeiffer@berkeley.edu
 
9:40 AM
Break
9:55 AM
CARBON EXPORTS FROM THE CRITICAL ZONE
KELLER, C. Kent, School of the Environment, Washington State University, Pullman, WA 99164, ckkeller@wsu.edu
10:10 AM
INVESTIGATING COUPLED HYDROLOGIC AND BIOGEOCHEMICAL FLUXES IN THE CRITICAL ZONE VIA DISTRIBUTED SENSING AND SAMPLING IN VARIABLY SATURATED, WEATHERED BEDROCK (Invited Presentation)
REMPE, Daniella M.1, DRUHAN, Jennifer L.2, WANG, Jia J.2, CARGILL, Samantha3, MURPHY, Colleen4, SCHMIDT, Logan5, HAHM, W. Jesse6, CRUTCHFIELD-PETERS, Kelsey L.7, DAWSON, Todd E.7 and DIETRICH, William E.8, (1)Jackson School of Geosciences, University of Texas at Austin, Jackson School of Geociences, 2305 Speedway Stop C1160, Austin, TX 78712-1692, (2)Department of Geology, University of Illinois at Urbana-Champaign, 156 Computing Applications Building, 605 E. Springfield Ave, Champaign, IL 61820, (3)Department of Forest Engineering, Resources, and Management, Oregon State University, Corvalis, OR 97331, (4)Department of Earth and Planetary Science, University of California, Santa Cruz, Santa Cruz, CA 95064, (5)Institute for Geophysics, University of Texas, 10100 Burnet Road, Austin, TX 78758, (6)Earth and Planetary Science, University of California, Berkeley, 307 McCone Hall, Berkeley, CA 94701, (7)Department of Integrative Biology, University of California, Berkeley, 3040 Valley Life Sciences Building # 3140, Berkeley, CA 94720, (8)Earth and Planetary Science, University of California, Berkeley, CA 94720, rempe@jsg.utexas.edu
10:30 AM
THE POTENTIAL OF LUMINESCENCE TECHNIQUES IN GEOMORPHOLOGICAL PROCESSES
ROMAN-SANCHEZ, Andrea1, LAGUNA, Ana2, GIRALDEZ, Juan Vicente1, REIMANN, Tony3, PEÑA, Adolfo4, WALLINGA, Jakob5 and VANWALLEGHEM, Tom6, (1)Department of Agronomy, University of Cordoba, Cordoba, Spain, (2)Applied Physic, University of Cordoba, Cordoba, Spain, (3)Netherlands Centre for Luminescence dating & Soil Geography and Landscape Group, Wageningen University, Wageningen, Netherlands, (4)Rural Engineering, Universidad de Córdoba, Cordoba, Spain, (5)Netherlands Centre for Luminescence dating (NCL), Delft University of Technology, Netherlands, (6)University of Cordoba, o92rosaa@uco.es
10:45 AM
A MECHANISTIC, MICROPHYSICAL MODEL FOR THE EFFECTIVE THERMAL CONDUCTIVITY OF SOILS
WOOD, Stephen E, Earth and Space Sciences, University of Washington, Johnson Hall 070, Box 351310, Seattle, WA 98195, sew2@uw.edu
11:00 AM
GEOCHEMICAL ANALYSIS OF FE-ENRICHED SOIL OF MEHERRIN, VIRGINIA
CHOJNA, Sara Irena, Virginia Commonwealth University (VCU), Center for Environmental Studies (CES), 1000 West Cary Street, Richmond, VA 23284, SIKDER, Arif M., Virginia Commonwealth University (VCU), Center for Environmental Studies (CES), Richmond, VA 23284; Virginia Commonwealth University (VCU), Center for Environmental Studies (CES), 1000 West Cary Street, Richmond, VA 23284, BRUM, Jose, Olympus Scientific Solutions Americas, 48 Woerd Ave, Suite 105, Waltham, MA 02452, LIU, Xin-Chen, Center for Environmental Studies (CES), Virginia Commonwealth University (VCU), 1000 West Cary Street, Richmond, VA 23284, KEILY, Elizabeth, National Park Service, Chesapeake and Ohio Canal National Historical Park, 1850 Dual Hwy #100, Hagerstown, MD 21740, CLIFFORD, Dustin M., Virginia Commonwealth University (VCU), Nanomaterial Characterization Center (NCC), 620 West Cary Street, Richmond, VA 23284 and LONDONO, Carlos E. Castano, Nanomaterial Characterization Center (NCC), Virginia Commonwealth University (VCU), 620 West Cary Street, Richmond, VA 23284, amsikder@vcu.edu
Handouts
  • Petrified Peat Geosociety handout.docx (28.2 MB)
  • 11:30 AM
    CROSS-SCALE PERSPECTIVES ON MINERAL WEATHERING IN THE CRITICAL ZONE (Invited Presentation)
    LYBRAND, Rebecca, Department of Crop and Soil Science, Oregon State University, Corvallis, OR 97331, AUSTIN, Jason, Nicholas School of the Environment, Duke University, Durham, NC 27708, SCHROEDER, Paul A., Department of Geology, University of Georgia, 210 Field St., Athens, GA 30602-2501, ZAHARESCU, Dragos, School of Earth and Atmospheric Science, Georgia Institute of Technology, Atlanta, GA 30332-0340; School of Earth & Atmospheric Sciences, Georgia Institute of Technology, Atlanta, GA 30332-0340 and GALLERY, Rachel, School of Natural Resources and the Environment, The University of Arizona, Tucson, AZ 85721, rebecca.lybrand@oregonstate.edu
     
    11:50 AM
    Discussion
    See more of: Technical Sessions