2006 Philadelphia Annual Meeting (22–25 October 2006)

Session No. 65
Monday, 23 October 2006: 8:00 AM-12:00 PM

P1. Erosion: Processes, Rates, and New Measuring Techniques

GSA Quaternary Geology and Geomorphology Division

 

Frank Pazzaglia, Paul Bierman, Milan Pavich and Dorothy Merritts, Conveners
Paper #
Start Time
1
8:00 AM
TOWARDS A MODEL LINKING WEATHERING ADVANCE RATES TO EROSION DURING SPHEROIDAL WEATHERING
BRANTLEY, S.L.1, BUSS, H.2, FLETCHER, R.F.1 and LEBEDEVA, M.1, (1)Earth & Environmental System Institute, Penn State University, 2217 Earth Engineering Science Building, University Park, PA 16802, (2)Earth and Environmental Systems Institute, Penn State University, 2217 Earth Engineering Science Building, University Park, PA 16802, brantley@eesi.psu.edu, brantley@eesi.psu.edu
2
8:15 AM
QUANTIFYING SOIL PRODUCTION AND TRANSPORT PROCESSES
HEIMSATH, Arjun M., Earth Sciences, Dartmouth College, 6105 Fairchild Hall, Hanover, NH 03755, Arjun.Heimsath@Dartmouth.edu, Arjun.Heimsath@Dartmouth.edu
3
8:30 AM
PLAYFAIR'S LAW OF BERYLLIUM-10
STONE, John O., Department of Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195-1310, FINNEGAN, Noah, Earth & Space Sciences, Univ of Washington, PO Box 351310, Seattle, WA 98195-1310 and GENDASZEK, Andrew, Earth and Space Sciences, University of Washington, 310 Condon Hall, Box 351310, Seattle, WA 98195, stone@geology.washington.edu, stone@geology.washington.edu
4
8:45 AM
HOW WELL CAN HILLSLOPE EVOLUTION MODELS EXPLAIN REAL TOPOGRAPHY?
ROERING, Joshua Joseph, Geological Sciences, University of Oregon, Dept. of Geological Sciences, UO, 100 Cascade Hall, Eugene, OR 97403-1272, jroering@uoregon.edu, jroering@uoregon.edu
5
9:00 AM
EPISODIC EROSION FORCED BY FIRE AND CLIMATE IN THE WESTERN UNITED STATES
MEYER, Grant A.1, PIERCE, Jennifer L.2, NEW, Jennifer1 and FRECHETTE, Jedediah1, (1)Earth and Planetary Sciences, Univ of New Mexico, Northrop Hall, Albuquerque, NM 87131, (2)Department of Geosciences, Boise State University, 1910 University Drive, Boise, ID 83725-1535, gmeyer@unm.edu, gmeyer@unm.edu
6
9:15 AM
EXPLOITING ANTHROPOGENIC “NATURAL” EXPERIMENTS TO MEASURE RIVER EROSION RATES AND PROCESSES
SNYDER, Noah P., Department of Geology and Geophysics, Boston College, 140 Commonwealth Avenue, Chestnut Hill, MA 02467, noah.snyder@bc.edu, noah.snyder@bc.edu
7
9:30 AM
SEDIMENTARY SLEUTHING: IDENTIFYING SEDIMENT SOURCES IN THE MINNESOTA RIVER
PERG, Lesley A.1, JENNINGS, Carrie2, BLUMENTRITT, Dylan3, SCHOTTLER, Shawn4 and ENGSTROM, D.R.4, (1)National Center for Earth-surface Dynamics and Dept. of Geology and Geophysics, University of Minnesota-Twin Cities, 310 Pillsbury Drive, Minneapolis, MN 55455, (2)Minnesota Geological Survey, 2462 University Ave. W, St. Paul, MN 55114, (3)Geology and Geophysics, University of Minnesota, 310 Pillsbury Drive SE, Minneapolis, MN 55455, (4)St. Croix Watershed Research Station, Science Museum of MN, lperg@umn.edu, lperg@umn.edu
8
9:45 AM
FROM THERMOCHRONOLOGY TO EROSION
REINERS, Peter W., Department of Geosciences, University of Arizona, Tucson, AZ 85721 and BRANDON, Mark, Geology & Geophysics, Yale University, New Haven, CT 06520, peter.reiners@yale.edu, peter.reiners@yale.edu
9
10:00 AM
RECENT ADVANCES IN QUANTIFYING LONG-TERM RATES OF GLACIAL LANDSCAPE EVOLUTION WITH THERMOCHRONOLOGY
EHLERS, Todd Alan, Geological Sciences, University of Michigan, Ann Arbor, MI 48109-1005, tehlers@umich.edu, tehlers@umich.edu
10
10:15 AM
GLACIAL EROSION AND TECTONIC COUPLING IN ACTIVE OROGENS: THE CHARACTERISTIC RESPONSE TIME OF THE SOUTHERN ANDES TO LATE MIOCENE CLIMATE CHANGES
TOMKIN, Jonathan H., Department of Geology and Geography, Louisiana State University, Baton Rouge, LA 70803 and BRANDON, Mark T., Geology and Geophysics, Yale University, New Haven, CT 06511, tomkin@geol.lsu.edu, tomkin@geol.lsu.edu
11
10:30 AM
GLOBAL CONTROLS ON EROSION RATES: THE AHNERT CURVE, PRECIPITATION, AND LAND USE
MONTGOMERY, David R., Department of Earth and Space Sciences and Quaternary Research Center, Univ of Washington, Box 351310, Seattle, WA 98195 and BRANDON, Mark, Geology & Geophysics, Yale University, New Haven, CT 06520, dave@ess.washington.edu, dave@ess.washington.edu
12
10:45 AM
EROSION IN AN OLD DECAYING MOUNTAIN RANGE – THE APPALACHIANS
BIERMAN, Paul1, PAVICH, Milan2, REUSSER, Lucas3, MATMON, Ari4, SULLIVAN, Colleen1, DUXBURY, Jane5, LARSEN, Jennifer6, FINKEL, Robert7 and REUTER, Joanna M.8, (1)Geology Department, University of Vermont, 180 Colchester Ave, Delahanty Hall, Burlington, VT 05405, (2)U.S. Geological Survey, 12201 Sunrise Valley Drive, Reston, VA 20192, (3)Geology, University of Vermont, Delehanty Hall, Burlington, VT 05405, (4)The Fredy and Nadine Herrmann Institute of Earth Sciences, Hebrew University, Givat Ram, Jerusalem, 91904, Israel, (5)Department of Geology, University of Vermont, Delahanty Hall, 180 Colchester Avenue, Burlington, VT 05405, (6)Geology Department, University of Vermont, Burlington, VT 05405, (7)Center for Accelerator Mass Spectrometry, Lawrence Livermore National Laboratory, MS L-397, 7000 East Avenue, Livermore, CA 94550-9234, (8)Geology Department, Univ of Vermont, Delehanty Hall, Burlington, VT 05405, pbierman@zoo.uvm.edu, pbierman@zoo.uvm.edu
13
11:00 AM
EROSION RATES, SEDIMENT BUDGETS, AND SEDIMENT EFFLUX FROM OROGEN-SCALE TROPICAL WATERSHEDS
AALTO, Rolf, Earth and Space Sciences, Univ of Washington, Seattle, WA 98195-1310, aalto@u.washington.edu, aalto@u.washington.edu
14
11:15 AM
EROSION AS A GEODYNAMIC AGENT IN THE HIMALAYAN SYNTAXES
ZEITLER, Peter K., Department of Earth & Environmental Sciences, Lehigh University, Bethlehem, PA 18015, peter.zeitler@lehigh.edu, peter.zeitler@lehigh.edu
15
11:30 AM
THE IMPACT OF HUMANS ON CONTINENTAL EROSION AND SEDIMENTATION
WILKINSON, Bruce H., Department of Earth Sciences, Syracuse University, Syracuse, NY 13244 and MCELROY, Brandon J., Department of Geological Sciences, University of Texas, Austin, TX 78712, eustasy@umich.edu, eustasy@umich.edu
16
11:45 AM
HIGH EROSION RATES IN EARLY AMERICA ESTIMATED FROM WIDESPREAD SEDIMENT TRAPPING IN THOUSANDS OF 18TH-20TH CENTURY MILL DAM RESERVOIRS, APPALACHIAN PIEDMONT, USA
MERRITTS, Dorothy1, WALTER, Robert C.1, RAHNIS, Mike1, SCHEID, Chris1, REHMAN, Zain1, OBERHOLTZER, Ward2, GELLIS, Allen3 and PAVICH, Milan4, (1)Department of Earth and Environment, Franklin and Marshall College, Lancaster, PA 17604-3003, (2)LandStudies, Inc, 315 North Street, Lititz, PA 17543, (3)Water Resources, U.S. Geological Survey, 8987 Yellow Brick Road, Baltimore, MD 21237, (4)U.S. Geological Survey, 12201 Sunrise Valley Drive, Reston, VA 20192, d_merritts@fandm.edu, d_merritts@fandm.edu