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

Monday, 6 October 2008
1:30 PM - 5:30 PM

Presentations

• 1:30 PM
  Critical Zone Studies of Soils and Weathering: Implications for Interpreting Climate and Landscapes of the Past: Overview
  Steven Driese, Baylor University, Waco, TX and Lee C. Nordt, Baylor University, Waco, TX
  142677 (Technical Sessions)
• 1:45 PM
  Observations Emerging from a Network of Critical Zone Observatories: Shale Weathering at the Susquehanna-Shale Hills Observatory
  Susan L. Brantley, The Pennsylvania State University, University Park, PA and Lixin Jin, Pennsylvania State Universtiy, University Park, PA and Timothy White, Pennsylvania State University, University Park, PA
  149842 (Technical Sessions)
• 2:00 PM
  Mismatches Between Predicted and Observed Mineral Associations in Soils: Keys to Future Paleosol Interpretations
  Oliver A. Chadwick, University of California, Santa Barbara, CA
  148069 (Technical Sessions)
• 2:15 PM
  Relict Soils: The Other Kind of Paleosol
  Ronald Amundson, University of California, Berkeley, Berkeley, CA and Oliver Chadwick, Univ of California, Santa Barbara, N/A and Warren Sharp, Berkeley, CA and John Valley, Univ of Wisconsin, Madison, WI and Angela Ebeling, University of California, Berkeley, Berkeley, CA
  146905 (Technical Sessions)
• 2:30 PM
  Soil-Geomorphology and the Reconstruction of Landscapes of the Past
  Vance T. Holliday, University of Arizona, Tucson, AZ and Leslie D. McFadden, Univ of New Mexico, Albuquerque, NM
  145035 (Technical Sessions)
• 2:45 PM
  Interpreting Redoximorphic Features In Paleosols: What They Can and Cannot Tell Us about Ancient Climates
  Michael J. Vepraskas, North Carolina State Univ, Raleigh, NC and Debra S. Jennings, Baylor University, Waco, TX
  144695 (Technical Sessions)
• 3:00 PM
  Linking Ichnology and Paleopedology to Infer Landscape Evolution, Paleoenvironments, Paleohydrology, and Paleoclimate: Future Directions of Integrated Soil and Trace-Fossil Studies
  Stephen Hasiotis, Univ KansasDept Geology, 116 Lindley Hall, Lawrence, KS
  147603 (Technical Sessions)
• 3:30 PM
  Reconstructing Pedogenic Processes, Weathering Environments, and Paleoclimate Using the Chemical Composition of Paleosols
  Nathan D. Sheldon, University of Michigan, Ann Arbor, MI
  143738 (Technical Sessions)
• 3:45 PM
  Geochemical Trends along a Modern Vertisol Climosequence Applied to Vertic-Paleosols as Proxy for Physical-Chemical Colloidal Properties and Pedogenic Interpretations
  Lee Nordt, Baylor University, Waco, TX and Steven Driese, Baylor University, Waco, TX
  147906 (Technical Sessions)
• 4:00 PM
  Temperature Estimates of Soil Processes Based on δd and δ18O Values of Phyllosilicate: Implications for CO2 Forcing of Atmospheric Surface Temperatures
  Neil Tabor, Dallas, TX and Craig Rasmussen, University of Arizona, Tucson, AZ
  147578 (Technical Sessions)
• 4:15 PM
  Scale and the Isotopic Record of C4 Plants In Pedogenic Carbonate—Biome to Rhizosphere
  H. Curtis Monger, New Mexico State Univ, Las Cruces, NM and David R. Cole, Oak Ridge National Lab, Oak Ridge, TN and Brenda Buck, Las Vegas, NV
  145428 (Technical Sessions)
• 4:30 PM
  Seasonal Biases In δ13C Values of Soil and Cave Carbonates
  Dan O. Breecker, The University of Texas at Austin, Austin, TX and Jay Quade, University of Arizona, Tucson, AZ and T.B. Fischer, Penn State University, University Park, PA and Leslie McFadden, University of New Mexico, Albuquerque, NM and Zachary D. Sharp, Univ of New Mexico, Albuquerque, NM
  145243 (Technical Sessions)
• 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
  Luis A. González, University of Kansas, Lawrence, KS and Greg A. Ludvigson, University of Kansas, Lawrence, KS
  147978 (Technical Sessions)
• 5:00 PM
  A New Proxy for Paleosol Carbon Dioxide Concentrations for Use in Estimating Past Atmospheric Carbon Dioxide
  Gregory J. Retallack, University of Oregon, Eugene, OR
  143754 (Technical Sessions)