2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM

Session No. 205
Monday, 6 October 2008: 1:30 PM-5:30 PM

P2. Critical Zone Studies of Soils and Weathering: Implications for Interpreting Climate and Landscapes of the Past

GSA Sedimentary Geology Division; S05 Pedology; GSA Quaternary Geology and Geomorphology Division; Society for Sedimentary Geology (SEPM)

 

Steven G. Driese and Lee C. Nordt, Conveners
Paper #
Start Time
1
1:30 PM
Critical Zone Studies of Soils and Weathering: Implications for Interpreting Climate and Landscapes of the Past: Overview
DRIESE, Steven G., Terrestrial Paleoclimatology Research Group, Dept. of Geology, Baylor University, One Bear Place #97354, Waco, TX 76798-7354 and NORDT, Lee C., Department of Geology, Baylor University, One Bear Place #97354, Waco, TX 76798, Steven_Driese@baylor.edu, Steven_Driese@baylor.edu
2
1:45 PM
Observations Emerging from a Network of Critical Zone Observatories: Shale Weathering at the Susquehanna-Shale Hills Observatory
BRANTLEY, Susan L., Earth and Environmental Systems Institute, Pennsylvania State University, 2217 Earth and Engineering Building, University Park, PA 16802, JIN, Lixin, Earth and Environmental Systems Institute, Pennsylvania State Universtiy, 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, brantley@eesi.psu.edu, brantley@eesi.psu.edu
3
2:00 PM
Mismatches Between Predicted and Observed Mineral Associations in Soils: Keys to Future Paleosol Interpretations
CHADWICK, Oliver A., Geography, University of California, Ellison Hall, Santa Barbara, CA 93106, oac@geog.ucsb.edu, oac@geog.ucsb.edu
4
2:15 PM
Relict Soils: The Other Kind of Paleosol
AMUNDSON, Ronald1, CHADWICK, Oliver2, SHARP, Warren3, VALLEY, John4 and EBELING, Angela1, (1)Division of Ecosystem Sciences, University of California, Berkeley, 137 Mulford Hall, #3114, Berkeley, CA 94720-3114, (2)Department of Geography, Univ of California, Santa Barbara, (3)Berkeley Geochronology Center, Berkeley, CA 94709, (4)Department of Geology and Geophysics, Univ of Wisconsin, Madison, WI 53706, earthy@nature.berkeley.edu, earthy@nature.berkeley.edu
5
2:30 PM
Soil-Geomorphology and the Reconstruction of Landscapes of the Past
HOLLIDAY, Vance T., Geosciences, University of Arizona, Tucson, AZ 85721 and MCFADDEN, Leslie D., Earth and Planetary Sciences, Univ of New Mexico, Northrop Hall, Albuquerque, NM 87131, vthollid@email.arizona.edu, vthollid@email.arizona.edu
6
2:45 PM
Interpreting Redoximorphic Features In Paleosols: What They Can and Cannot Tell Us about Ancient Climates
VEPRASKAS, Michael J., Department of Soil Science, North Carolina State Univ, Box 7619, 3404 Williams Hall, Raleigh, NC 27695 and JENNINGS, Debra S., Geology, Baylor University, 1800 S. 8th St., Apt. 123, Waco, TX 76706, michael_vepraskas@ncsu.edu, michael_vepraskas@ncsu.edu
7
3:00 PM
Linking Ichnology and Paleopedology to Infer Landscape Evolution, Paleoenvironments, Paleohydrology, and Paleoclimate: Future Directions of Integrated Soil and Trace-Fossil Studies
HASIOTIS, Stephen T., Department of Geology, University of Kansas, 1475 Jayhawk Blvd, Lindley Hall, rm 120, Lawrence, KS 66045, hasiotis@ku.edu, hasiotis@ku.edu
 
3:15 PM
Break
8
3:30 PM
Reconstructing Pedogenic Processes, Weathering Environments, and Paleoclimate Using the Chemical Composition of Paleosols
SHELDON, Nathan D., Department of Geological Sciences, University of Michigan, 1100 N. University Ave, Ann Arbor, MI 48109, nsheldon@umich.edu, nsheldon@umich.edu
9
3:45 PM
Geochemical Trends along a Modern Vertisol Climosequence Applied to Vertic-Paleosols as Proxy for Physical-Chemical Colloidal Properties and Pedogenic Interpretations
NORDT, Lee, Department of Geology, Baylor University, One Bear Place #97354, Waco, TX 76798 and DRIESE, Steven G., Terrestrial Paleoclimatology Research Group, Dept. of Geology, Baylor University, One Bear Place #97354, Waco, TX 76798-7354, lee_nordt@baylor.edu, lee_nordt@baylor.edu
10
4:00 PM
Temperature Estimates of Soil Processes Based on δd and δ18O Values of Phyllosilicate: Implications for CO2 Forcing of Atmospheric Surface Temperatures
TABOR, Neil, Department of Geological Sciences, Southern Methodist University, P.O. Box 750395, Dallas, TX 75275-0395 and RASMUSSEN, Craig, Soil, Water, and Environmental Science, University of Arizona, 429 Shantz Building, University of Arizona, Tucson, AZ, AZ 85721, ntabor@smu.edu, ntabor@smu.edu
11
4:15 PM
Scale and the Isotopic Record of C4 Plants In Pedogenic Carbonate—Biome to Rhizosphere
MONGER, H. Curtis, New Mexico State Univ, PO Box 30003, Las Cruces, NM 88003-8003, COLE, David R., Chemical Sciences Division, Oak Ridge National Lab, 1 Bethel Valley Rd, Oak Ridge, TN 37831-6110 and BUCK, Brenda, Department of Geoscience, University of Nevada Las Vegas, 4505 South Maryland Parkway, Box 454010, Las Vegas, NV 89154-4010, cmonger@nmsu.edu, cmonger@nmsu.edu
12
4:30 PM
Seasonal Biases In δ13C Values of Soil and Cave Carbonates
BREECKER, Dan O., Department of Geological Sciences, The University of Texas at Austin, Austin, TX 78712, QUADE, Jay, Department of Geosciences, University of Arizona, Tucson, AZ 85721, FISCHER, T.B., Department of Geosciences, Penn State University, University Park, PA 16802, MCFADDEN, Leslie, Earth & Planetary Sciences, University of New Mexico, MSC03 2040, Albuquerque, NM 87131-0001 and SHARP, Zachary D., Earth and Planetary Sciences, Univ of New Mexico, Albuquerque, NM 87131, breecker@jsg.utexas.edu, breecker@jsg.utexas.edu
13
4:45 PM
Pedogenic Siderite as a Tool for Reconstructing Paleoprecipitation: A Decade of Research on Ancient Hydrologic Cycles and a New Research Frontier for Hydromorphic Soil Systems
GONZÁLEZ, Luis A., Department of Geology, University of Kansas, 1475 Jayhawk Blvd., Room 120, Lawrence, KS 66045-7594 and LUDVIGSON, Greg A., Kansas Geological Survey, University of Kansas, 1930 Constant Ave, Lawrence, KS 66047, lgonzlez@ku.edu, lgonzlez@ku.edu
14
5:00 PM
A New Proxy for Paleosol Carbon Dioxide Concentrations for Use in Estimating Past Atmospheric Carbon Dioxide
RETALLACK, Gregory J., Department of Geological Sciences, University of Oregon, Eugene, OR 97403, gregr@uoregon.edu, gregr@uoregon.edu