18.
T18. Critical Zone Evolution: Climate and Exhumation

 
DRILLING AND GPR IN THE RíO ICACOS WATERSHED OF THE LUQUILLO CZO, PUERTO RICO:  WEATHERING PROCESSES AND ARCHITECTURE OF THE DEEP CRITICAL ZONE
Abstract ID#: 225331
ORLANDO, Joseph J.1, HYNEK, Scott A.2, COMAS, Xavier3, BUSS, Heather L.4, and BRANTLEY, Susan L.2, (1) Geosciences, Pennsylvania State University, 302 Hosler Building, University Park, PA 16802, jjo167@psu.edu, (2) Geosciences, Penn State University, University Park, PA 16802, (3) Geosciences, Florida Atlantic University, 777 Glades Road, Science and Engineering Building 460, Boca Raton, FL 33431, (4) School of Earth Sciences, University of Bristol, Wills Memorial Building, Queen's Rd, Bristol, BS8 1RJ, United Kingdom
 
TOPOGRAPHIC STRESS AND ROCK FRACTURE IN THE DEEP CRITICAL ZONE
Abstract ID#: 229738
PERRON, J. Taylor1, SLIM, Mirna1, MARTEL, Stephen J.2, and SINGHA, Kamini3, (1) Department of Earth, Atmospheric and Planetary Sciences, Massachusets Institute of Technology, 77 Massachusetts Ave, Cambridge, MA 02139, perron@mit.edu, (2) Geology and Geophysics, University of Hawaii, Honolulu, HI 96822, (3) Hydrologic Science and Engineering Program, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401
 
THE ARCHITECTURE OF DEEP WEATHERING AT TWO CZOS: GROUNDWATER, REGOLITH, AND SOLUTES AT SUSQUEHANNA SHALE HILLS AND LUQUILLO EXPERIMENTAL FOREST
Abstract ID#: 231113
HYNEK, Scott A.1, ORLANDO, Joseph J.2, SULLIVAN, Pamela1, and BRANTLEY, Susan L.3, (1) Geosciences, Penn State University, University Park, PA 16802, sah376@psu.edu, (2) Geosciences, Pennsylvania State University, 302 Hosler Building, University Park, PA 16802, (3) Earth and Environmental Systems Institute, Pennsylvania State University, 2217 Earth and Engineering Building, University Park, PA 16802
 
MINERAL WEATHERING, ELEMENTAL TRANSPORT, AND PRODUCTION OF MINERAL SURFACE AREA IN A SCHIST BEDROCK WEATHERING PROFILE, PIEDMONT PENNSYLVANIA
Abstract ID#: 230867
WENELL, Beth, Department of Soil, Water, and Climate, University of Minnesota, St. Paul, MN 55108, wene0018@umn.edu, YOO, Kyungsoo, Soil, Water, and Climate, University of Minnesota, 1991 Upper Buford Circle, St. Paul, MN 55108, AUFDENKAMPE, Anthony, Stroud Water Research Center, 970 Spencer Road, Avondale, PA 19311, MAHONEY, J. Brian, Department. of Geology, University of Wisconsin Eau Claire, Eau Claire, WI 54702, and LEPAK, Lindsey Ann, Geology, University of Wisconsin - Eau Claire, Eau Claire, WI 54701
 
PHYSICAL EROSION BENEATH THE SURFACE: QUANTIFYING COLLOIDAL GAINS AND LOSSES IN SOIL
Abstract ID#: 228809
BERN, Carleton R., Crustal Geophysics and Geochemistry Science Center, U.S. Geological Survey, Box 25046, Mail Stop 964, Denver Federal Center, Denver, CO 80225, cbern@usgs.gov, THOMPSON, Aaron, Crop and Soil Sciences, Univeristy of Georgia, Athens, GA 30602, and CHADWICK, Oliver A., Department of Geography, University of California, Santa Barbara, CA 93016
 
CLUES TO CRITICAL ZONE EVOLUTION FROM MINERAL SURFACE CHEMISTRY: AN NMR STUDY OF FELDSPARS FROM TWO SOIL CHRONOSEQUENCES
Abstract ID#: 229819
KLEINSASSER, Eric, Department of Earth Sciences, University of Southern California, ZHS 329, 3651 Troudsdale Pkwy, Los Angeles, CA 90089, kleinsas@usc.edu
 
STRONG LITHOLOGIC CONTROL ON MOUNTAIN ECOSYSTEM PRODUCTIVITY AND LANDSCAPE EVOLUTION
Abstract ID#: 223398
HAHM, W. Jesse, RIEBE, Clifford S., LUKENS, Claire E., and ARAKI, Sayaka, Geology and Geophysics, University of Wyoming, 1000 E University Ave, Laramie, WY 82071, whahm@uwyo.edu
 
ASSESSING THE EXTENT OF REACTION VERSUS DEPTH AT RIDGETOPS AND HILLSLOPES TO UNDERSTAND CONTROLS ON DENUDATION
Abstract ID#: 231008
BRANTLEY, Susan L., Earth and Environmental Systems Institute, Pennsylvania State University, 2217 Earth and Engineering Building, University Park, PA 16802, brantley@essi.psu.edu, DERE, Ashlee, Geosciences, The Pennsylvania State University, University Park, PA 16802, LEBEDEVA, Marina, Earth and Environmental Systems Institute, Penn State University, 2217 Earth-Engineering Science Building, University Park, PA 16802, and WHITE, Timothy, Earth and Environmental Systems Institute, Pennsylvania State University, 2217 Earth Engineering Science Building, University Park, PA 16802
 
Break
Abstract ID#: 234448
 
WHY ARE REEF TOP ISLANDS (MOTU) ONLY ON THE NORTH SIDE OF THE SOCIETY ISLAND CHAIN?  RAPID LATE-HOLOCENE CARBONATE LANDSCAPE EVOLUTION IN POLYNESIA
Abstract ID#: 234049
JACOBS, David K., Dept. Ecology and Evolutionary Biology/Earth, Planetary & Space Sciences, Univ California - Los Angeles, 610 Charles E. Young Dr. East, Los Angeles, CA 90095, djacobs@ucla.edu, EDMUNDS, Peter J., Department of Biology, California State University, Northridge, 18111 Nordhoff Street, Northridge, CA 91330, and MONTANEZ, Isabel P., Department of Geology, University of California, Davis, One Shields Avenue, Davis, CA 95616
 
FALLOUT RADIONUCLIDES IN CRITICAL ZONE STUDIES, FRONT RANGE, COLORADO
Abstract ID#: 233661
OUIMET, William B.1, DETHIER, David P.2, MONDRACH, Hannah1, SHEA, Neil3, KASTE, James4, and BIERMAN, Paul5, (1) Center for Integrative Geosciences, University of Connecticut, Storrs, CT 06269, william.ouimet@uconn.edu, (2) Dept. Geosciences, Williams College, 947 Main Street, Williamstown, MA 01267, (3) University of Connecticut, Center for Integrative Geosciences, 354 Mansfield Road U-1045, Storrs, CT 06269, (4) Geology, The College of William and Mary, McGlothlin-Street Hall, Williamsburg, VA 23188, (5) Geology Department, University of Vermont, 180 Colchester Ave, Delahanty Hall, Burlington, VT 05405
 
TRANSIENT HILLSLOPES AND THE LEGACY OF CLIMATE IN THE COLORADO FRONT RANGE
Abstract ID#: 232215
SHEA, Neil, University of Connecticut, Center for Integrative Geosciences, 354 Mansfield Road U-1045, Storrs, CT 06269, neil.shea@uconn.edu, OUIMET, William B., Geography, University of Connecticut, Beach Hall, Unit 2045, Storrs, CT 06269-4148, DETHIER, David P., Dept. Geosciences, Williams College, 947 Main Street, Williamstown, MA 01267, BIERMAN, Paul R., Department of Geology, University of Vermont, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405, and ROOD, Dylan H., AMS Laboratory, Scottish Universities Environmental Research Centre (SUERC), East Kilbride, G75 0QF, United Kingdom
 
QUANTIFYING ASPECT CONTROL ON TRANSPORT EFFICIENCY AND MOBILE REGOLITH FLUX AT THE SUSQUEHANNA SHALE HILLS CRITICAL ZONE OBSERVATORY
Abstract ID#: 233354
WEST, Nicole1, KIRBY, Eric2, BIERMAN, Paul R.3, and CLARKE, Brian1, (1) Department of Geosciences, Pennsylvania State University, 542 Deike Bldg, University Park, PA 16802, nxw157@psu.edu, (2) College of Earth, Ocean and Atmospheric Sciences, Oregon State University, Wilkinson 202D, Corvallis, OR 97331, (3) Department of Geology, University of Vermont, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405
 
NUMERICAL MODELING OF FILL-TERRACE FORMATION IN RESPONSE TO GLACIAL-INTERGLACIAL CLIMATE FLUCTUATIONS: A CASE STUDY FROM THE BOULDER CREEK CZO
Abstract ID#: 229910
ANDERSON, Leif S., Department of Geological Sciences, INSTAAR, University of Colorado - Boulder, Boulder, CO 80309, leif@colorado.edu, ANDERSON, Robert S., Department of Geological Sciences and INSTAAR, University of Colorado, Boulder, CO 80309, and ANDERSON, Suzanne P., INSTAAR and Dept. of Geography, University of Colorado, UCB-450, Boulder, CO 80309
 
CLIMATE AND TOPOGRAPHY CONTROL THE SIZE AND FLUX OF SEDIMENT PRODUCED ON STEEP MOUNTAIN SLOPES
Abstract ID#: 223246
RIEBE, Clifford S., Geology and Geophysics, University of Wyoming, 1000 E University Ave, Laramie, WY 82071, criebe@uwyo.edu, SKLAR, Leonard S., Department of Geosciences, San Francisco State University, San Francisco, CA 94132, LUKENS, Claire E., Department of Geology and Geophysics, University of Wyoming, Laramie, WY 82071, and SHUSTER, David, Department of Earth and Planetary Science, 479 McCone Hall, University of California, Berkeley, CA 94720
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