GSA Connects 2022 meeting in Denver, Colorado

Session No. 36
Sunday, 9 October 2022: 1:30 PM-5:30 PM
406 (Colorado Convention Center)

T9. Over the Hills and through the River: The Mechanisms of Change in Bedrock River Influenced/Controlled Landscapes

GSA Quaternary Geology and Geomorphology Division

 

Stephanie Shepherd and Brian Yanites, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1:35 PM
ERODIBILITY IN BEDROCK RIVERS: A TRICKY MIX OF MATERIAL PROPERTIES AND INTERNAL LANDSCAPE DYNAMICS (Invited Presentation)
SHOBE, Charles M.1, COLAIANNE, Nicholas1 and CHILTON, Kristin2, (1)Department of Geology and Geography, West Virginia University, Morgantown, WV 26505, (2)Department of Civil and Environmental Engineering, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061; Department of Geology and Geography, West Virginia University, Morgantown, WV 26505
1:55 PM
LATERAL EROSION OF BEDROCK CHANNEL BANKS BY BEDLOAD AND SUSPENDED LOAD
LI, Tingan, Geography, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada, VENDITTI, Jeremy, Environmental Science, Simon Fraser University, Simon Fraser University, BC V5A 1S6, Canada; Geography, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada, SKLAR, Leonard, School of Environmental Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada and LAMB, Michael P., Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125
2:10 PM
DRAINAGE NETWORK EVOLUTION IN THE EASTERN GULF COASTAL PLAIN DETERMINED BY DETRITAL-ZIRCON GEOCHRONOLOGY
JACKSON Jr., William, Department of Earth Sciences, University of Memphis, Memphis, TN 38152, MCKAY, Matthew, Geology Department, Missouri State University, 901 S National Ave, Springfield, MO 65897-0027, BARINEAU, Clinton, Earth and Space Sciences, Columbus State University, 4225 University Ave, Columbus, GA 31907, BOLLEN, Elizabeth, PhD, Geologic Investigations Program, Geological Survey of Alabama, P.O. Box 869999, Tuscaloosa, AL 35486, GILES, Katelyn, Earth Sciences, University of Memphis, Memphis, TN 38152 and SHAULIS, Barry, University of Arkansas Stable Isotope Laboratory, University of Arkansas, Fayetteville, AR 72701
2:25 PM
CHRONOLOGY AND IMPACT OF LARGE BOULDERS ON HILLSLOPE AND CHANNEL EROSION IN THE SOUTHERN APPALACHIANS
FAME, Michelle1, CHILTON, Kristin2, SPOTILA, James A.3, KELLY, Meredith1 and CATON, Summer4, (1)Earth Sciences, Dartmouth College, HB 6105 Fairchild Hall, Hanover, NH 03755, (2)Geosciences, Virginia Polytechnic Institute and State University, 1405 Perry Street, Blacksburg, VA 24061, (3)Geosciences, Virginia Tech, 1405 Perry Street, Blacksburg, VA 24061, (4)Department of Earth, Ocean and Atmospheric Sciences, University of British Columbia, Faculty of Science, 2020 – 2207 Main Mall Vancouver, Vancouver, BC V6T 1Z4, Canada
2:40 PM
GLOBAL CONTROLS ON DAILY RUNOFF VARIABILITY AND ITS IMPRINT IN TOPOGRAPHY
FORTE, Adam, Geology & Geophysics, Louisiana State University, E235 Howe Russell Kniffen, Baton Rouge, LA 70803 and ROSSI, Matthew, Earth Lab, Coooperative Institute for Research in Environmental Sciences, University of Colorado at Boulder, Campus Box 399, Boulder, CO 80309
2:55 PM
CAPTURING THE ROLE OF CLIMATE IS A PREREQUISITE TO DISENTANGLING TECTONIC AND LITHOLOGIC CONTROLS ON LANDSCAPE EVOLUTION
LEONARD, Joel, WHIPPLE, Kelin X. and HEIMSATH, Arjun M., School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287
3:10 PM
USING FLUME EXPERIMENTS TO TEST THE INFLUENCE OF DISCONTINUITY ORIENTATION ON FLUVIAL BEDROCK ERODIBILITY
CHILTON, Kristin, Department of Civil and Environmental Engineering, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061; Department of Geology and Geography, West Virginia University, Morgantown, WV 26505, STROM, Kyle, Department of Civil and Environmental Engineering, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061 and SHOBE, Charles, Department of Geology and Geography, West Virginia University, Morgantown, WV 26505
3:25 PM
THE INFLUENCE OF SUBTLE OUACHITA STRUCTURES ON THE MIDDLE TENNESSEE RIVER SYSTEM
LANE, Joseph1, MCKAY, Matthew1, JACKSON Jr., William2, MICKUS, Kevin3 and KONOPINSKI, Madeline4, (1)Geology Department, Missouri State University, 901 S National Ave, Springfield, MO 65897-0027, (2)Department of Earth Sciences, University of Memphis, Memphis, TN 38152, (3)Geology, Missouri State University, Springfield, MO 65897, (4)Earth Sciences, University of Memphis, Memphis, TN 38128
3:40 PM
UTILIZING CARBONATE FACIES ANALYSIS TO CONCEPTUALIZE EVOLVING FLOW PATHWAYS THROUGH A BURIED BEDROCK VALLEY
BROWN, Jesse1, ARNAUD, Emmanuelle2, DIX, George R.3, GORRIE, Connor4, CONWAY-WHITE, Oliver4, STEELMAN, Colby5 and PARKER, Beth L.6, (1)School of Environmental Sciences, University of Guelph, 50 Stone Road East, Guelph, ON N1G 2W1, Canada, (2)School of Environmental Sciences, University of Guelph, Alexander Hall, 50 Stone Rd East, Guelph, N1G 2W1, Canada, (3)Department of Earth Sciences, Carleton University, 2115 HERZBERG LABORATORIES, 1125 COLONEL BY DRIVE, Ottawa, ON K1S 5B6, Canada, (4)Morwick G360 Groundwater Research Institute, University of Guelph, 50 Stone Road East, Guelph, ON N1G2W1, Canada, (5)Dept of Earth and Environmental Sciences, University of Waterloo, Centre for Environmental and Information Technology (EIT), 200 University Ave. W, Waterloo, ON N2L 3G1, Canada, (6)Morwick G360 Groundwater Research Institute, University of Guelph, 50 Stone Road East, Guelph, ON N1G 2W1, Canada
3:55 PM
EXPLORING BEDROCK MECHANICAL PROPERTIES AND GEOMORPHOLOGY OF A BURIED BEDROCK VALLEY IN ELORA, ONTARIO, CANADA USING SURFACE AND DOWNHOLE GEOPHYSICS
CONWAY-WHITE, Oliver1, PARKER, Beth L.2, STEELMAN, Colby3, UGALDE, Hernan4, ARNAUD, Emmanuelle5, MUNN, Jonathan D.2, BROWN, Jesse6 and GORRIE, Connor1, (1)Morwick G360 Groundwater Research Institute, University of Guelph, 50 Stone Road East, Guelph, ON N1G2W1, Canada, (2)Morwick G360 Groundwater Research Institute, University of Guelph, 50 Stone Road East, Guelph, ON N1G 2W1, Canada, (3)Dept of Earth and Environmental Sciences, University of Waterloo, Centre for Environmental and Information Technology (EIT), 200 University Ave. W, Waterloo, ON N2L 3G1, Canada, (4)Department of Earth Sciences, Brock University, St. Catharines, ON L2S 3A1, Canada, (5)School of Environmental Sciences, University of Guelph, Alexander Hall, 50 Stone Rd East, Guelph, N1G 2W1, Canada, (6)School of Environmental Sciences, University of Guelph, 50 Stone Road East, Guelph, ON N1G 2W1, Canada
4:10 PM
DO DOWNSTREAM PATTERNS IN BEDROCK VALLEY CONFINEMENT RECORD LANDSCAPE DISEQUILIBRIUM? (Invited Presentation)
MASTELLER, Claire, DALE, Jedidiah and CHANDLER, Henry, Department of Earth and Planetary Sciences, Washington University in Saint Louis, 1 Brookings Drive, Campus Box 1169, Saint Louis, MO 63130
4:30 PM
COLORADO RIVER CANYONS ARE CUT BY MID-LATE PLEISTOCENE TRANSIENT INCISION AND REFLECT LOCAL GEOLOGIC CONTROLS
TANSKI, Natalie1, PEDERSON, Joel1, RITTENOUR, Tammy M.2 and HIDY, Alan3, (1)Department of Geosciences, Utah State University, 4505 Old Main Hill, Logan, UT 84322, (2)Department of Geosciences, Utah State University, 4505 Old Main Hill, Logan, CO 84322, (3)Center for Accelerator Mass Spectrometry, Lawrence Livermore National Laboratory, 7000 East Avenue, Livermore, CA 94550
4:45 PM
IMPLICATIONS OF SANDSTONE “CIGAR” STRUCTURES FOR FLUVIAL SYSTEM GEOMETRY ACROSS THE CRETACEOUS-PALEOGENE BOUNDARY IN EASTERN MONTANA
RENNE, Paul, Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, CA 94709; Earth and Planetary Science, UC Berkeley, McCone Hall, Berkeley, CA 94720, TOBIN, Thomas, Department of Geological Sciences, University of Alabama, 201 7th Avenue, Room 2003 Bevill Building, Tuscaloosa, AL 35487-0268, WEAVER, Lucas, Department of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, MI 48109, FUENTES, Anthony, Department of Earth and Planetary Science, University of California, Berkeley, Berkeley, CA 94720 and THOLT, Andrew, Earth and Planetary Science, UC Berkeley, McCone Hall, Berkeley, CA 94720
See more of: Technical Sessions