GSA 2020 Connects Online

Session No. 251
Friday, 30 October 2020: 10:00 AM-2:00 PM

T152. Soil Processes and Landscape Evolution

GSA Quaternary Geology and Geomorphology Division; GSA Soils and Soil Processes Division

 

Brad D. Sion, Bruce J. Harrison, Maxwell Philip Dahlquist and Bradley G. Johnson, Advocates
Paper #
Start Time
 
10:00 AM
Introductory Remarks
10:05 AM
SPODOSOLS DEVELOPMENT AND SLOPE STABILITY IN OLD-GROWTH TEMPERATE RAINFOREST OF SE ALASKA
PORTES, Raquel1, SPINOLA, Diogo2, D`AMORE, David V.1, KETTERER, Michael3, EGLI, Markus4, LYBRAND, Rebecca A.5, TRAINOR, Thomas P.2 and FEDENKO, Jennifer5, (1)Forest Service, U.S. Department of Agriculture, Pacific Northwest Research Station, Juneau, AK 99801, (2)Department of Chemistry and Biochemistry, University of Alaska Fairbanks, Fairbanks, AK 99775-6160, (3)Department of Chemistry and Biochemistry, Northern Arizona University, Flagstaff, AZ 86011-5698, (4)Department of Geography, University of Zurich, Zürich, Switzerland, (5)Department of Crop and Soil Science, Oregon State University, Corvallis, OR 97331
10:20 AM
HOW IMPORTANT ARE CHANNEL HEADS? ANALYSIS OF HILLSLOPE-CHANNEL CONNECTIVITY IN MORPHOLOGICALLY DISTINCT CATCHMENTS
ADAMS, Kailey1, DIXON, Jean L.1 and WILCOX, Andrew C.2, (1)Department of Earth Sciences, Montana State University, Traphagen Hall #112, P.O. Box 173480, Bozeman, MT 59717-3480, (2)Geosciences, University of Montana, Missoula, MT 59812
10:35 AM
STRATIGRAPHY AND GEOMORPHIC EVOLUTION OF SAND STRINGERS IN THE UPPER MISSISSIPPI RIVER BASIN
SHANDONAY, Kenzie L.1, BOWEN, Mark W.1, LARSON, Phillip H.1 and RUNNING, Garry L.2, (1)EARTH Systems Laboratory, Minnesota State University, Mankato, Mankato, MN 56001; Department of Geography, Minnesota State University, Mankato, Mankato, MN 56001, (2)Department of Geography and Anthropology, University of Wisconsin-Eau Claire, Eau Claire, WI 54701; Department of Geography, Minnesota State University, Mankato, Mankato, MN 56001; EARTH Systems Laboratory, Minnesota State University, Mankato, Mankato, MN 56001
10:50 AM
2020 KIRK BRYAN AWARD LECTURE: A NEW CONCEPTUAL FRAMEWORK FOR ALL MECHANICAL WEATHERING ON EARTH AND OTHER PLANETS – CLIMATE-DEPENDENT SUBCRITICAL CRACKING
EPPES, Martha Cary and KEANINI, Russell, University of North Carolina at Charlotte, Charlotte, NC 28223
 
11:10 AM
Discussion
11:35 AM
A WORKFLOW FOR ANALYSIS OF MICROSCOPIC FRACTURES IN ROCK USING THIN SECTION MICROSCOPY
DAHLQUIST, Maxwell P., Dept. of Earth and Environmental Systems, Sewanee: The University of the South, 735 University Ave, Sewanee, TN 37383, EPPES, Martha Cary, Dept. of Geography and Earth Sciences, University of North Carolina at Charlotte, McEniry 324, 9201 University City Blvd, Charlotte, NC 28223, LAMP, Jennifer L., Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY 10964 and SWANGER, Kate M., Department of Environmental, Earth and Atmospheric Sciences, University of Massachusetts Lowell, 1 University Ave, Lowell, MA 01854
11:45 AM
A CLIMOSEQUENCE OF CHRONOSEQUENCES: EXPLORING THE TEMPORAL EVOLUTION OF MECHANICAL WEATHERING ACROSS VARYING CLIMATES, CALIFORNIA
RASMUSSEN, Monica1, EPPES, Martha Cary1, BERBERICH, Samantha1, BRYAN-SKAGGS, Kaitlynn1, DAHLQUIST, Maxwell Philip2, FLORES, Jake P.1, HORGAN, Julianna S.1, PORSON, Steven1, SHAANAN, Uri3 and TASHNIA, Sadeya Ulfat1, (1)Department of Geography & Earth Sciences, University of North Carolina at Charlotte, Charlotte, NC 28223, (2)Department of Geology, Sewanee: The University of the South, Sewanee, TN 37383, (3)Geological Survey of Israel, Jerusalem, 9692100, Israel
11:55 AM
TREE ROOTS, WATER UPTAKE, AND IMPLICATIONS FOR SOIL PRODUCTION THROUGH TIME IN NORTHWEST ARKANSAS
JIMERSON, Cole R. and MARSHALL, Jill A., Department of Geosciences, University of Arkansas, Fayetteville, AR 72701
 
12:05 PM
Discussion
12:30 PM
COMPARISON OF ORGANIC CARBON CONTENT, ROOT DISTRIBUTION, AND SOIL HYDRAULIC PROPERTIES IN BOREAL AND TEMPERATE FORESTS WITH SIMILAR ANNUAL PRECIPITATION
TALBOT-WENDLANDT, Haley1, VOLZ, Samantha2, PRESTEGAARD, Karen L.2, GATES, Zachary3 and ZIEGLER, Susan3, (1)Ohio Wesleyan University, Delaware, OH 43015, (2)Geology, University of Maryland, College Park, MD 20742, (3)Department of Earth Sciences, Memorial University of Newfoundland, St. John's, NL, NF NF A1B 3X5, Canada
12:40 PM
POSTGLACIAL STREAM DEVELOPMENT RATES: CLUES FROM A DRAINAGE CAPTURE RECORDED IN ALLUVIAL SOILS
MOORE, Peter L.1, MCDANEL, Joshua J.2 and MILLER, Bradley A.2, (1)Natural Resource Ecology & Management, Iowa State University, 339 Science II, Iowa State University, Ames, IA 50011, (2)Department of Agronomy, Iowa State University, 2301 Agronomy Hall, Ames, IA 50011
12:50 PM
GEOMORPHOLOGY AND ORIGIN OF THE SURFICIAL SEDIMENTS OF THE ST. BERNARD SADDLE, CASS REGION, NEW ZEALAND
PEARSON, Anna, Smith College, Northampton, MA 01063, BORELLA, Josh W., Frontiers Abroad Aotearoa, 3 Harbour Terrace, Cass Bay, Christchurch, 8041, New Zealand, WINKLER, Stefan, Institute of Geography and Geology, University of Würzburg, Sanderring 2, Würzburg, 97070, Germany and PEDLEY, Katherine, Department of Geological Sciences, University of Canterbury, 20 Kirkwood Ave, Christchurch, 8041, New Zealand
 
1:00 PM
Discussion
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