GSA Connects 2023 Meeting in Pittsburgh, Pennsylvania

Session No. 121
Monday, 16 October 2023: 1:30 PM-5:30 PM
321 (David L Lawrence Convention Center)

T48. Exploring Changes in Climate, Flora, and Fauna of Africa through the Cenozoic

GSA Soils and Soil Processes Division; GSA Continental Scientific Drilling Division; GSA Limnogeology Division; Paleontological Society; SEPM (Society For Sedimentary Geology); GSA Geobiology and Geomicrobiology Division; Paleontological Research Institution

 

William Lukens, Mae Saslaw and Emily Jane Beverly, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1:45 PM
NEOGENE ECOSYSTEMS AND MAMMAL DIETS IN EAST AFRICA
UNO, Kevin1, GREEN, Daniel R.1, BAPANA, Sneha2, HOUSE, Ashley3, BECK, Catherine4, LIUTKUS-PIERCE, Cynthia M.5, MILLER, Ellen6, PRINCEHOUSE, Patricia7, ROWAN, John8, SANKAU, Linet9 and VITEK, Natasha10, (1)Human Evolutionary Biology, Harvard University, 11 Divinity Ave, Cambridge, MA 02138, (2)Barnard College, 3009 Broadway, New York, NY 10027, (3)Columbia University, 116th and Broadway, New York, NY 100227, (4)Dept of Geosciences, Hamilton College, Clinton, NY 13323, (5)Department of Geological and Environmental Sciences, Appalachian State University, 572 Rivers St., Boone, NC 28608, (6)Department of Anthropology, Wake Forest University, Winston-Salem, NC 27106, (7)Department of Physics, Case Western Reserve University, 44106, Cleveland, OH 44106, (8)Department of Anthropology, University at Albany, Albany, NY 12222, (9)Institute of Human Origins, Arizona State University, Tempe, AZ 85287, (10)Department of Ecology and Evolution, Stony Brook University, 632 Life Sciences Building, Stony Brook, NY 11794-0001
2:00 PM
RECONSTRUCTING THE CLIMATE AND ECOLOGY OF AN EARLY MIOCENE TROPICAL FOREST ON THE FLANKS OF THE TINDERET VOLCANO, KISUMU COUNTY, WESTERN KENYA
MUNYAKA, Venanzio1, OGINGA, Kennedy Ogonda1, COTE, Susanne2, HEAD, Jason3, LUKENS, William4, LUTZ, James A.5, KINYANJUI, Rahab N.6, MANTHI, Fredrick K.7, MCNULTY, Kieran P.8, HALL, Abigail8, TEGART, Amanda1 and PEPPE, Daniel1, (1)Department of Geosciences, Baylor University, One Bear Place #97354, Waco, TX 76798-7354, (2)Department of Anthropology and Archaeology, University of Calgary, Calgary, AB 2N 1N4, Canada, (3)University Museum of Zoology, University of Cambridge, Cambridge, United Kingdom, (4)Department of Geology and Environmental Science, James Madison University, Harrisonburg, VA 22807-1004, (5)Wildland Resources Department, Utah State University, 5230 Old Main Hill, Logan, UT 84322-5230, (6)Max Planck Institute for the Science of Human History, Jena, D-07743, Germany; Human Origins Program, National Museum of Natural History, Smithsonian Institution, 20013, Washington DC, MD 7012; Earth Sciences, National Museums of Kenya, P.O Box 40658-00100, Nairobi, 254, Kenya, (7)Earth Sciences, National Museums of Kenya, P.O Box 40658-00100, Nairobi, 254, Kenya, (8)Department of Anthropology, University of Minnesota, 395 Hubert H. Humphrey Center, 301 19th Avenue South, Minneapolis, MN 55455
2:15 PM
PALEOCLIMATE RECONSTRUCTIONS OF THE EARLY MIOCENE HOMINOID FOSSIL SITES FROM CHAMTWARA, LEGETET AND KORU, TINDERET, WESTERN KENYA
PEPPE, Daniel1, MCNULTY, Kieran P.2, COTE, Susanne3, HEAD, Jason4, MUNYAKA, Venanzio1, OGINGA, Kennedy Ogonda5, KINYANJUI, Rahab N.6, LUKENS, William E.7, LUTZ, James A.8 and TEGART, Amanda1, (1)Department of Geosciences, Baylor University, One Bear Place #97354, Waco, TX 76798-7354, (2)Department of Anthropology, University of Minnesota, 395 Hubert H. Humphrey Center, 301 19th Avenue South, Minneapolis, MN 55455, (3)Department of Anthropology and Archaeology, University of Calgary, Calgary, AB 2N 1N4, Canada, (4)University Museum of Zoology, University of Cambridge, Cambridge, United Kingdom, (5)Department of Geosciences, Baylor University, One Bear Place #97354, Waco, TX 76798-7354; Terra Guidance, Englewood, CO 80110, (6)Max Planck Institute for the Science of Human History, Jena, D-07743, Germany; Earth Sciences, National Museums of Kenya, P.O Box 40658-00100, Nairobi, 254, Kenya, (7)Department of Geology and Environmental Science, James Madison University, Harrisonburg, VA 22807-1004, (8)Wildland Resources Department, Utah State University, 5230 Old Main Hill, Logan, UT 84322-5230
2:30 PM
ON THE HETEROGENEITY OF PLIO-PLEISTOCENE AFRICAN HYDROCLIMATE: LESSONS FROM NORTH (ODP SITE 659) AND EAST (BARINGO-TUGEN HILLS-BARSEMOI BASIN) AFRICA (Invited Presentation)
MITSUNAGA, Bryce1, LUPIEN, Rachel2, JEWELL, Amy3, OUERTANI, Samantha1, BUCHANAN, Solana1, STUBBS, Brandon1, DEINO, Alan4, KINGSTON, John D.5, STOCKHECKE, Mona6, BROWN, Erik6, CROCKER, Anya3, HERBERT, Timothy D.1 and RUSSELL, James1, (1)Department of Earth, Environmental, and Planetary Sciences, Brown University, Providence, RI 02912, (2)Department of Geoscience, Aarhus University, Aarhus, Aarhus Municipality 8000, Denmark, (3)School of Ocean and Earth Science, University of Southampton, Southampton, SO17 1BJ, United Kingdom, (4)Berkeley Geochronology Center, 2455 Ridge Rd, Berkeley, CA 94709, (5)Department of Anthropology, University of Michigan, 101 West Hall, 1085 S. University Ave, Ann Arbor, MI 48109-1107, (6)Large Lakes Observatory and Department of Earth and Environmental Sciences, University of Minnesota Duluth, Duluth, MN 55812
2:50 PM
PALEOPEDOLOGY AND PALEOCLIMATE OF THE PLIO-PLEISTOCENE CHEMERON FORMATION, BARINGO BASIN, KENYA
LUKENS, William1, KINGSTON, John D.2, PETROVA, Maria3, HUTT, Josephine M.1, GEOLY, Annie1, HEROLD, Joslyn I.1, RAFTER, Madison4, BEVERLY, Emily Jane4, BEOTAS, Luis Gibert5 and DEINO, Alan L.6, (1)Department of Geology and Environmental Science, James Madison University, Harrisonburg, VA 22807-1004, (2)Department of Anthropology, University of Michigan, 101 West Hall, 1085 S. University Ave, Ann Arbor, MI 48109-1107, (3)Department of Geology and Environmental Science, James Madison University, 801 Carrier Drive, Harrisonburg, VA 22807, (4)Department of Earth and Atmospheric Sciences, University of Houston, Houston, TX 77006-1563, (5)Departament de Mineralogia, Petrologia i Geologia Aplicada, Facultat de Ciències de la Terra, Universitat de Barcelona, Barcelona, 08007, Spain, (6)Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, CA 94709
3:05 PM
FROM LAKE TO RIVERS– PALEOENVIRONMENTAL RECONSTRUCTIONS FROM PALEOSOLS OF LOPEROT, KENYA
SHEDROFF, Sara, Department of Geosciences, University of Massachusetts Amherst, Morrill Science Center, Amherst, MA 01003, STINCHCOMB, Gary, Department of Earth Sciences, University of Memphis, 109 Johnson Hall, Memphis, TN 38152, BECK, Catherine, Dept of Geosciences, Hamilton College, Clinton, NY 13323 and LIUTKUS-PIERCE, Cynthia, Geological and Environmental Sciences, Appalachian State University, 572 Rivers Street, Boone, NC 28608
 
3:20 PM
Break
3:35 PM
PALEO-SEASONALITY RECONSTRUCTIONS OF THE OMO-TURKANA BASIN USING SINGLE OSTRACOD STABLE ISOTOPE SIGNATURES
BECK, Catherine1, BEDASO, Zelalem2, VAN DER LUBBE, Jeroen H.3, MCDONELL, Aiyana1 and BELDADOS, Alemseged4, (1)Dept of Geosciences, Hamilton College, Clinton, NY 13323, (2)Geology and Environmental Geosciences, University of Dayton, Dayton, OH 45469-2364, (3)Department of Earth Sciences, Vrije Universiteit Amsterdam, Amsterdam, Netherlands, (4)Dept of Archaeology and Heritage Management, Addis Ababa University, Addis Ababa, Ethiopia
3:50 PM
A 2.6-MILLION-YEAR RECORD OF STONE TOOLS FOUND PRIMARILY IN FLUVISOLS AT GONA, AFAR DEPRESSION, ETHIOPIA
STINCHCOMB, Gary E., Department of Earth Sciences, University of Memphis, 235 Johnson Hall, Memphis, TN 38152, ROGERS, Michael J., Department of Anthropology, Southern Connecticut State University, 501 Crescent Street, New Haven, CT 06515 and SEMAW, Sileshi, National Research Centre on Human Evolution (CENIEH), Paseo Sierra de Atapuerca 3, Burgos, 09002, Spain; Stone Age Institute and CRAFT Research Center, 1392 W. Dittemore Rd., Gosport, IN 47408
4:05 PM
ASSESSING WATER STRESS USING TRIPLE OXYGEN ISOTOPES IN SOIL CARBONATES IN THE AWASH AND TURKANA REGIONS OF EASTERN AFRICA DURING THE PLIOCENE AND PLEISTOCENE (Invited Presentation)
MENGESHA, Million1, BEDASO, Zelalem K.2, BEVERLY, Emily Jane3, CERLING, Thure E.4, HENKES, Gregory5, QUADE, Jay6, ROGERS, Michael J.7, SASLAW, Mae5, SEMAW, Sileshi8 and LEVIN, Naomi E.1, (1)Department of Earth and Environmental Sciences, University of Michigan, 1100 North University Ave, Ann Arbor, MI 48109, (2)Geology and Environmental Geosciences, University of Dayton, Dayton, OH 45469-2364, (3)Department of Earth and Atmospheric Sciences, University of Houston, 3507 Cullen Blvd., Houston, TX 77004, (4)Department of Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, (5)Department of Geosciences, Stony Brook University, Stony Brook, NY 11794, (6)Department of Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721, (7)Department of Anthropology, Southern Connecticut State University, 501 Crescent Street, New Haven, CT 06515, (8)National Research Centre on Human Evolution (CENIEH), Paseo Sierra de Atapuerca 3, Burgos, 09002, Spain
4:25 PM
Δ13C TEMPORAL PROFILES FOR ALGAL, PLANT WAX, & BACTERIAL BIOMARKERS REFLECT WET/DRY CYCLES RECORDED IN PLEISTOCENE SEDIMENTS FROM PALEOLAKE OLDUVAI
DOIRON, Kelsey1, COLCORD, Devon E.2, SHILLING, Andrea M.2, NJAU, Jackson K.3, STANISTREET, Ian G.4, STOLLHOFEN, Harald5, SCHICK, Kathy4, TOTH, Nicholas4 and BRASSELL, Simon1, (1)Earth and Atmospheric Sciences, Indiana University, 1001 East 10th Street, Bloomington, IN 47408, (2)Department of Earth and Atmospheric Sciences, Indiana University, Bloomington, IN 47408, (3)Department of Earth and Atmospheric Sciences, Indiana University Bloomington, 1001 E. 10th St., Bloomington, IN 47405, (4)Stone Age Institute, Bloomington, IN 47408, (5)Friedrich-Alexander-Universität Erlangen-Nürnberg, Geozentrum Nordbayern, Schlossgarten 5, Erlangen, 91054, Germany
4:40 PM
AFROALPINE VEGETATIONAL CHANGE IN THE RWENZORI MOUNTAINS: A NEW PLEISTOCENE-HOLOCENE POLLEN RECORD FROM LAKE AFRICA
NORVILLE, Robert1, IVORY, Sarah1, RUSSELL, James2, GARELICK, Sloane2 and MASON, Andrea2, (1)Department of Geosciences, Pennsylvania State University, University Park, PA 16802, (2)Department of Earth, Environmental and Planetary Sciences, Brown University, Providence, RI 02912
4:55 PM
DETECTING RATES OF VEGETATION CHANGE IN AFRICA FROM THE PLEISTOCENE-HOLOCENE TRANSITION TO THE PRESENT
EARLY, David1, IVORY, Sarah1, MOTTL, Ondřej2, FLANTUA, Suzette G.A.2, WILLIAMS, John3, MCKAY, Nicholas P.4 and LÉZINE, Anne-Marie5, (1)Department of Geosciences, The Pennsylvania State University, University Park, PA 16802, (2)Department of Biology, University of Bergen and Bjerknes Centre for Climate Research, Bergen, 5006, Norway, (3)Department of Geography, University of Wisconsin-Madison, 550 N Park St, Madison, WI 53706, (4)School of Earth and Sustainability, Northern Arizona University, Flagstaff, AZ 86011, (5)Centre national de la recherche scientifique, Paris, 75016, France
 
5:10 PM
Concluding Remarks
See more of: Technical Sessions