GSA Connects 2021 in Portland, Oregon

Session No. 20
Sunday, 10 October 2021: 8:00 AM-12:00 PM
Portland Ballroom 253 (Hybrid Room) (Oregon Convention Center)

T177. Solving Paleoenvironmental Problems with Isotopes: New Advances and Ongoing Challenges in Soils and Geoarchaeology

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

 

Samantha Marie Krause and Tim Beach, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
8:05 AM
THERE’S SOMETHING FISHY IN THE GREAT BASIN: A 15 KA PALEOHYDROLOGIC RECORD FROM FISH BONE ISOTOPES FROM THE PAISLEY CAVES, OREGON
HUDSON, Adam, US Geological Survey, Geosciences and Environmental Change, P.O.Box 25046, Denver Federal Center MS 980, Lakewood, CO 80225, EMERY-WETHERELL, Meaghan M., Museum of the Rockies, Montana State University, Bozeman, MT 59717, LUBINSKI, Patrick M., Department of Anthropology & Museum Studies, Central Washington University, Ellensburg, WA 98926, BUTLER, Viginia L., Department of Anthropology, Portland State University, Portland, OR 97207 and JENKINS, Dennis L., Museum of Natural and Cultural History, University of Oregon, Eugene, OR 97401
8:20 AM
A SYNTHESIS OF CARBON ISOTOPE RATIOS OF SOIL PROFILES IN THE MAYA LOWLANDS
BEACH, Sheryl, University of Texas at Austin Geography RLP 3.306, 305 Deloss Dodds Way, Austin, TX 78712-1804, BEACH, Tim, Department of Geography and the Environment, The University of Texas at Austin, Austin, TX 78712, DOYLE, Colin, Department of Geography and the Environment, University of Texas at Austin, Austin, TX 78712, KRAUSE, Samantha Marie, Texas State University, Geography, 601 University Dr, San Marcos, TX 78666-4684 and SMITH, Byron, Department of Geography, University of Texas at Austin, Austin, TX 78712
8:35 AM
CLUMPED ISOTOPES OF HACKBERRY ENDOCARP CARBONATE RECORDS INFORMATION ON GROWING SEASON TEMPERATURE
STEIN, Rebekah1, AMUNDSON, Ronald2 and STOLPER, Daniel A.1, (1)Department of Earth and Planetary Sciences, University of California Berkeley, Berkeley, CA 94720-4767, (2)Department of Environmental Science, Policy & Management, University of California Berkeley, Berkeley, CA 94720
8:50 AM
INTERPRETING δ13C ENRICHMENT OF SOM FROM MAIZE AGRICULTURE ON ANCIENT MAYA SITES
TANKERSLEY, Kenneth and DUNNING, Nicholas P., Department of Geography, University of Cincinnati, Cincinnati, OH 45221-0131
9:05 AM
TESTING THE PRESERVATION OF ISOTOPE SIGNATURES IN AMINO ACIDS FROM DIAGENETICALLY ALTERED ARCHAEOLOGICAL SHELLS
VOKHSHOORI, Natasha1, RICK, Torben2, BRAJE, Todd3 and MCCARTHY, Matthew D.1, (1)Ocean Sciences, University of California, Santa Cruz, 1156 High Street, Santa Cruz, CA 95060, (2)Anthropology, Smithsonian Institution National Museum of Natural History, 10th St. & Constitution Ave. NW, Washington, DC 20560, (3)Anthropology, San Diego State University, 5500 Campanile Drive, San Diego, CA 92182
9:20 AM
RECONSTRUCTING MID-LATE HOLOCENE SOIL SEQUENCES AND ANTHROPOGENIC IMPACTS WITHIN THE RIO GRANDE WATERSHED, NORTHERN NEW MEXICO
KRAUSE, Samantha Marie, Texas State University, Geography, 601 University Dr, San Marcos, TX 78666-4684 and DAMICK, Alison, Far Western Anthropological Research Group, 2727 Del Rio Pl, Davis, CA 95618
9:35 AM
QUATERNARY CARBONATES IN KARSTIC LANDSCAPES OF YUCATAN PENINSULA AND THE ISLAND OF COZUMEL, MEXICO: PALEOENVIRONMENTAL RECONSTRUCTION BASED OF STABLE ISOTOPE STUDIES
SOLLEIRO-REBOLLEDO, Elizabeth1, VALERA-FERNÁNDEZ, Daisy2, LÓPEZ-MARTÍNEZ, Rafael3 and SEDOV, Sergey2, (1)Instituto de Geologia, UNAM Edafología, Circuito de la Investigacion Cientific, MEXICO, DF 04510, MEXICO, (2)Instituto de Geología, Universidad Nacional Autónoma de México, Circuito de la Investigación Científica S/n, Mexico, 04510, Mexico, (3)Instituto de Geologia, UNAMEdafología, Circuito de la Investigacion Cientific, MEXICO, DF 04510, MEXICO
9:50 AM
NEW CARBON ISOTOPIC PROFILES FROM WETLAND SOILS OF ANCIENT MAYA FIELDS
BEACH, Tim1, DOYLE, Colin2, SMITH, Byron1 and BEACH, Sheryl3, (1)Department of Geography and the Environment, University of Texas at Austin, 305 E. 23rd Street, Austin, TX 78712, (2)Department of Geography and the Environment, University of Texas at Austin, Austin, TX 78712, (3)University of Texas at AustinGeography RLP 3.306, 305 Deloss Dodds Way, Austin, TX 78712-1804
10:05 AM
LEAD ISOTOPES AND XRF ANALYSES OF BRONZE BELL FRAGMENTS FROM THE SPANISH COLONIZATION ERA
EDWARDS, Alexandra1, DVORACEK, Douglas1 and CROWE, Doug2, (1)Center for Applied Isotope Studies, University of Georgia, 120 Riverbend Road, Athens, GA 30602, (2)Department of Geology, University of Georgia, 210 Field St, Athens, GA 30602
10:20 AM
HYDROCLIMATE VARIABILITY OF THE MISSISSIPPI RIVER BASIN IN THE COMMON ERA: IMPLICATIONS FOR MODERN AND ANCIENT HAZARDS (Invited Presentation)
MUNOZ, Samuel, Department of Marine & Environmental Sciences, Northeastern Universiy, Marine Science Center, 430 Nahant Road, Nahant, MA 01908
10:40 AM
CATCHING CLAYS: NATURAL ARCHIVED RECORDS OF CLIMATE AND COLONIAL DISTURBANCE IN THE FLOODPLAIN OF THE RIO FAJARDO, NORTHEASTERN PUERTO RICO (Invited Presentation)
HARRISON, Emma, Geological Sciences, Stanford University, 450 Serra Mall, Stanford, CA 94305, BROCARD, Gilles, Archéorient, University of Lyon, UMR 5133, Maison de l'Orient et de la Méditerranée, Lyon, 69007, France and WILLENBRING, Jane, Geological Sciences, Stanford Univeristy, Stanford, CA 94305
11:00 AM
INTERPRETING STABLE CARBON ISOTOPE PROFILES OF ORGANIC MATTER IN SOILS (Invited Presentation)
SERACH, Lily1, RAMOS, Evan1, JACKSON, Charles2 and BREECKER, Dan1, (1)Department of Geological Sciences, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78712, (2)Institute for Geophysics, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78712
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