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2004 Denver Annual Meeting (November 7–10, 2004)

Session No. 164
Tuesday, 9 November 2004: 1:30 PM-5:30 PM

P8. Weathering, Slopes, Climate, and Late-Quaternary Geomorphic Change in Arid and Semi-Arid Landscapes

GSA Quaternary Geology and Geomorphology Division

 

Leslie D. McFadden, Grant A. Meyer and Peter J. Fawcett, Conveners
Paper #
Start Time
1
1:30 PM
ARIDISATION PROCESSES INDUCED BY INCREASED RAINFALL AT A DESERT FRINGE
YAIR III, Aaron, Geography, Hebrew Univ, Mt Scopus Campus, Jerusalem, 91905, aaron@vms.huji.ac.il, aaron@vms.huji.ac.il
2
1:50 PM
COMPLEX CLIMATOLOGY IN COMPLEX TERRAIN: SLOPE PROCESSES AND THE SEASONAL CYCLE
GUTZLER, David S., Earth & Planetary Sciences Dept, Univ of New Mexico, Albuquerque, NM 87131 and ETHEREDGE, Devin, Geomatrix Inc, Oakland, CA 94612, gutzler@unm.edu, gutzler@unm.edu
3
2:10 PM
THE IMPACT OF HYDROCHEMICAL FLUX AND BIOCYCLING ON SOIL MASS BALANCE AND WEATHERING IN HAWAII
CHADWICK, Oliver A., Department of Geography, University of California, Santa Barbara, CA 93016, oac@geog.ucsb.edu, oac@geog.ucsb.edu
4
2:30 PM
LINKAGES AND LAGTIMES BETWEEN THE DESERT HILLSLOPES AND STREAMS OF GRAND CANYON DURING RESPONSES TO GLACIAL-INTERGLACIAL CLIMATE CHANGES
PEDERSON, Joel L.1, ANDERS, Matt1, RITTENOUR, Tammy2, SHARP, Warren3 and GOSSE, John4, (1)Department of Geology, Utah State Univ, 4505 Old Main Hill, Logan, UT 84322-4505, (2)Dept Geosciences, Univ of Nebraska, Lincoln, NE 68588, (3)Berkeley Geochronology Center, 2455 Ridge Rd, Berkeley, CA 94709, (4)Earth Sciences, Dalhousie University, Halifax, NS B3J 3J5, Canada, bolo@cc.usu.edu, bolo@cc.usu.edu
5
2:50 PM
SIGNATURES OF CLIMATICALLY-DRIVEN HILLSLOPE EVOLUTION IN RIVER AND ALLUVIAL-FAN TERRACES IN THE SOUTHWESTERN U.S
PELLETIER, Jon D., Geosciences, Univ of Arizona, 1040 E 4th Street, Tucson, AZ 85721 and DELONG, Stephen, Geosciences Dept, Univ of Arizona, 1040 E Fourth St, Tucson, AZ 85721, jon@geo.arizona.edu, jon@geo.arizona.edu
6
3:10 PM
BIOLOGICAL MODULATION OF GLACIAL-INTERGLACIAL VARIATIONS IN SEDIMENT TRANSPORT AND HILLSLOPE EVOLUTION
ROERING, Joshua J.1, HUGHES, Matthew2 and ALMOND, Peter2, (1)Department of Geological Sciences, Univ of Oregon, 100 Cascade Hall, Eugene, OR 97403-1272, (2)Soil and Physical Sciences Group, Lincoln Univ, Division of Soil, Plant and Ecological Sciences, PO Box 84, Canterbury, New Zealand, jroering@uoregon.edu, jroering@uoregon.edu
7
3:30 PM
CHEMICAL WEATHERING ACROSS A PASSIVE MARGIN ESCARPMENT, SOUTHEASTERN AUSTRALIA
BURKE, Benjamin C., Department of Earth Sciences, Dartmouth College, 6105 Sherman Fairchild Hall, Hanover, NH 03755 and HEIMSATH, Arjun, Earth Sciences, Dartmouth College, 6105 Fairchild Hall, Hanover, NH 03755, bburke@dartmouth.edu, bburke@dartmouth.edu
8
3:50 PM
CHEMICAL WEATHERING, PHYSICAL EROSION, AND CLIMATE: A COSMOGENIC PERSPECTIVE
KIRCHNER, James W.1, RIEBE, Clifford S.1 and FINKEL, Robert C.2, (1)Dept. of Earth and Planetary Science, Univ of California, 307 McCone Hall, Berkeley, CA 94720-4767, (2)CAMS, Lawrence Livermore National Lab, MS L-206, 7000 East Avenue, Livermore, CA 94550-9234, kirchner@seismo.berkeley.edu, kirchner@seismo.berkeley.edu
9
4:10 PM
OH WHERE, OH WHERE DID THE SEDIMENT GO: TWO DECADES OF TRACKING DESERT SAND FROM SOURCE TO SINK WITH 10-BE
BIERMAN, Paul, Geology Department, Univ of Vermont, Perkins Hall, Burlington, VT 05405 and NICHOLS, Kyle, Geosciences Department, Skidmore College, Saratoga Springs, NY 12866, pbierman@zoo.uvm.edu, pbierman@zoo.uvm.edu
10
4:30 PM
ABRUPT TRANSITIONS FROM PROLONGED DROUGHT TO WET INTERVALS: CLIMATIC TRIGGER FOR HILLSLOPE EROSION EVENTS IN THE COLORADO PLATEAU, NORTHEASTERN ARIZONA, U.S.A
MCAULIFFE, Joseph R.1, SCUDERI, Louis A.2 and MCFADDEN, Leslie D.2, (1)Desert Botanical Garden, 1201 N. Galvin Pkwy, Phoenix, AZ 85008, (2)Earth and Planetary Sciences, Univ of New Mexico, Northrop Hall, Albuquerque, NM 87131, jmcauliffe@dbg.org, jmcauliffe@dbg.org
11
4:50 PM
ASPECT AND MICROCLIMATIC INFLUENCES ON HILLSLOPE GEOMORPHOLOGY, NORTHEASTERN ARIZONA
BURNETT, Benjamin N., MEYER, Grant A. and MCFADDEN, Leslie D., Earth and Planetary Sciences, Univ of New Mexico, Northrop Hall, Albuquerque, NM 87131, burnett@unm.edu, burnett@unm.edu
12
5:10 PM
MEMORY AND INHERITANCE IN SLOPE EVOLUTION: THE COLORADO PLATEAU AND MARS
HOWARD, Alan D., Dept. of Environmental Sciences, Univ of Virginia, Charlottesville, VA 22904, alanh@virginia.edu, alanh@virginia.edu
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