GSA Annual Meeting in Phoenix, Arizona, USA - 2019

Session No. 76
Monday, 23 September 2019: 8:00 AM-12:00 PM
Room 221AB, North Building (Phoenix Convention Center)

T2. Geomorphology and Climate Change in Hot Deserts

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

 

Mark R. Sweeney, Nick Lancaster and Eric V. McDonald, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
8:05 AM
THE ANTIQUITY OF THE SAHARA DESERT: NEW EVIDENCE FROM THE MINERALOGY AND GEOCHEMISTRY OF PLIOCENE PALEOSOLS ON THE CANARY ISLANDS, SPAIN
MUHS, Daniel R.1, MECO, Joaquín2, BUDAHN, James R.1, SKIPP, Gary L.3, BETANCORT, Juan F.2 and LOMOSCHITZ, Alejandro4, (1)U.S. Geological Survey, MS 980, Box 25046, Federal Center, Denver, CO 80225, (2)Departamento de Biología, Universidad de Las Palmas de Gran Canaria, Las Palmas de Gran Canaria, 35017, Spain, (3)U.S. Geological Survey, Denver Federal Center, Box 25046, MS 980, Denver, CO 80225, (4)Instituto de Oceanografía y Cambio Global, Universidad de Las Palmas de Gran Canaria, ULPGC, 35017 Las Palmas de Gran Canaria, Las Palmas de Gran Canaria, Spain
8:20 AM
EMERGING ENVIRONMENTAL AND GEOARCHAEOLOGICAL RECORDS FROM THE NE SAHARA AND THEIR RELEVANCE IN DISPERSALS ‘OUT OF AFRICA’ DURING THE QUATERNARY (Invited Presentation)
NICOLL, Kathleen, Department of Geography, University of Utah, Salt Lake City, UT 84112, SPINAPOLICE, Enza E., Dipartimento di Scienze dell’Antichità, Sapienza Università di Roma, Piazzale A. Moro 5, Roma, I-00185, Italy and ZERBONI, Andrea, Dipartimento di Scienze della Terra “A. Desio”, Università degli Studi di Milano, Via L. Mangiagalli 34, Milano, I-20133, Italy
8:40 AM
LATE QUATERNARY SEDIMENTARY AND GEOMORPHIC RECORDS FROM THE EASTERN SAHARA AND NILE VALLEY: REGIONAL PALEOHYDROLOGY, PALEOENVIORONMENTS, AND CORRELATIONS WITH MARINE ISOTOPE STAGES
HILL, Christopher L., Geosciences and Anthropology, Boise State University, 1910 University Drive, Boise, ID 83725; National Scince Foundation, Alexandria, VA 22314 and SCHILD, Romuald, Institute of Archaeology and Ethnology, Polish Academy of Sciences, Warsaw, Poland
8:55 AM
ROLE OF EXTREME WINDS SHAPING COASTAL ARID ECOSYSTEMS: RELATION BETWEEN SOIL AND DUST IN COASTAL NAMIBIA
CHAPUT, Amélie, Géographie, Université de Montréal, C.P. 6128, Succursale Centre-ville, MONTREAL, QC H3C 3J7, Canada, KING, James, Géographie, Université de Montréal, C.P. 6128, Succursale Centre-ville, Montréal, QC H3C 3J7, Canada and FORMENTI, Paola, Laboratoire Interuniversitaire des Systèmes Atmosphériques, 61, Av. du Général de Gaulle, Créteil, 94010, France
9:10 AM
GSA QUATERNARY GEOLOGY AND GEOMORPHOLOGY DIVISION FAROUK EL-BAZ AWARD FOR DESERT RESEARCH: FOURTH DIMENSIONAL UNDERSTANDING OF LATE PLEISTOCENE EOLIAN DEPOSITIONAL ENVIRONMENTS FOR THE MONAHANS DUNE FIELD, TEXAS USA
FORMAN, Steven L.1, WIEST, Logan A.2, MAYHACK, Connor1, TEW, Victoria1, LIANG, Peng3, WU, Zequn4 and MONEY, Griffin5, (1)Department of Geosciences, Baylor University, One Bear Place #97354, Waco, TX 76706, (2)Department of Geosciences, Mansfield University of Pennsylvania, Mansfield, PA 16933, (3)Department of Geosciences, Baylor University, Waco, TX 76798-7354, (4)Department of Geosciences, Baylor University, Waco, TX 76798, (5)Atlas Sand, 5914 W. Courtyard Dr., Suite 200, Austin, TX 78730
 
9:40 AM
Break
9:55 AM
CLIMATIC CONTROLS ON THE TIMING OF HILLSLOPE SOIL FORMATION AND EROSION IN THE EASTERN MOJAVE DESERT
PERSICO, Lyman P., Department of Geology, Whitman College, 345 Boyer Ave, Walla Walla, WA 99362, MCFADDEN, Leslie D., Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131 and MCAULIFFE, Joseph R., Desert Botanical Garden, 1201 N. Galvin Pkwy, Phoenix, AZ 85008
10:10 AM
DIGGING DEEPER INTO THE TEMPO AND MODES OF CLIMATE CHANGE-INDUCED ENVIRONMENTAL TRANSITIONS ON HILLSLOPES, EASTERN MOJAVE DESERT (Invited Presentation)
MCAULIFFE, Joseph R., Desert Botanical Garden, 1201 N. Galvin Pkwy, Phoenix, AZ 85008, MCFADDEN, Leslie D., Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131 and PERSICO, Lyman P., Department of Geology, Whitman College, 345 Boyer Ave, Walla Walla, WA 99362
10:30 AM
CONSTRAINING THE TIMING, MAGNITUDE, AND SPATIAL DISTRIBUTION OF HOLOCENE ALLUVIAL FAN ACTIVITY AT WALKER LAKE, NV USING DATED SHORELINES
ADAMS, Kenneth D., Division of Earth and Ecosystem Sciences, Desert Research Institute, 2215 Raggio Parkway, Reno, NV 89512
10:45 AM
THE ROLE OF EOLIAN-FLUVIAL INTERACTIONS AND DUNE DAMS IN ALLUVIAL FAN AND EPHEMERAL WASH DYNAMICS, LATE PLEISTOCENE-HOLOCENE, MOJAVE DESERT, USA
SWEENEY, Mark R., Sustainability & Environment, University of South Dakota, 414 E. Clark Street, University of South Dakota, Vermillion, SD 57069, MCDONALD, Eric V., Division of Earth & Ecosystem Sciences, Desert Research Institute, 2215 Raggio Parkway, Reno, NV 89512, CHABELA, Lucas P., Terracon, 9856 South 57th St, Franklin, WI 53132 and HANSON, Paul, School of Natural Resources, University of Nebraska-Lincoln, 612 Hardin Hall, Lincoln, NE 68583
11:00 AM
MAPPING AND MONITORING EARTH FISSURES IN ARIZONA: A WIDESPREAD MAN-MADE GEOHAZARD
COOK, Joseph P., Arizona Geological Survey, University of Arizona, 1955 E 6th St, Tucson, AZ 85721 and CONWAY, Brian D., Arizona Department of Water Resources, 1110 W. Washington Ave, Suite 310, Phoenix, AZ 85007
11:15 AM
DEBRIS FLOWS, SLOPE FAILURES, AND FLOODS RELATED TO THE AUGUST 19, 2014 EXTREME PRECIPITATION EVENT, NEW RIVER MOUNTAINS, ARIZONA
KWIATKOWSKI, Chad Joseph, School of Earth and Sustainability, Northern Arizona University, Flagstaff, AZ 86001 and KEATING, Devin Miller, School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287
11:30 AM
DIFFERENTIATING HYDROCLIMATES USING ALLUVIAL FAN GEOCHRONOLOGY IN THE VIZCAINO DESERT, CENTRAL BAJA CALIFORNIA, MEXICO
SCHORR, Marissa Rose, Department of Earth and Atmospheric Sciences, Indiana University, Bloomington, IN 47401, ANTINAO, José Luis, Indiana Geological and Water Survey, Indiana University, 611 North Walnut Grove, Bloomington, IN 47405-2208 and MCDONALD, Eric, Division of Earth & Ecosystem Sciences, Desert Research Institute, 2215 Raggio Parkway, Reno, NV 89512
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