GSA Connects 2021 in Portland, Oregon

Session No. 79
Monday, 11 October 2021: 8:00 AM-12:00 PM
Portland Ballroom 253 (Hybrid Room) (Oregon Convention Center)

T131. Mountain Glaciation and Climate Change of the Past and Present I

 

Benjamin Laabs, Keith Brugger and Eric M. Leonard, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
8:05 AM
LATE PLEISTOCENE MOUNTAIN GLACIER EQUILIBRIUM LINE ALTITUDES IN THE GREAT BASIN AND NEIGHBORING SETTINGS IN THE SOUTHWESTERN USA
WALTER, Larkin, North Dakota State University, PO Box 6050, Fargo, ND 58108-6050 and LAABS, Benjamin, Geosciences, North Dakota State University, 1340 Bolley Drive, Fargo, ND 58102
8:20 AM
LAST GLACIAL MAXIMUM EQUILIBRIUM LINE ALTITUDES FROM MOUNTAIN GLACIERS ACROSS ALASKA
WALCOTT, Caleb, TULENKO, Joseph P. and BRINER, Jason, Department of Geology, University at Buffalo, 126 Cooke Hall, Buffalo, NY 14260
8:35 AM
A DEGLACIATION CHRONOLOGY FROM THE WESTERN ALASKA RANGE: GLACIER FLUCTUATIONS DRIVEN BY REGIONAL CLIMATE MECHANISMS (Invited Presentation)
TULENKO, Joseph1, BRINER, Jason1, YOUNG, Nicolas2 and SCHAEFER, Joerg M.3, (1)Department of Geology, University at Buffalo, 126 Cooke Hall, Buffalo, NY 14260, (2)Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY 10964, (3)Department of Earth and Environmental Sciences, Columbia University, New York, NY 10027
8:55 AM
RE-EVALUATION OF THE SIGNIFICANCE OF THE GLACIAL STRATIGRAPHY OF SW BC
WARD, Brent1, JACKSON, Lionel E.2, CLAGUE, John J.1, FRANZ, Kenya3 and TELKA, Alice4, (1)Earth Sciences, Simon Fraser University, Burnaby, BC V5A 1S6, Canada, (2)Earth Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada, (3)Simon Fraser University, Earth Sciences, 8888 University Dr, Burnaby, BC V5A 1S6, Canada, (4)Paleotec Services, 1-574 Somerset St. West, Ottawa, ON K1R 5K2, Canada
9:10 AM
UNDERSTANDING GLACIER THINNING AND RETREAT DURING THE LAST GLACIAL MAXIMUM IN YOSEMITE TO PREDICT CONTEMPORARY DEGLACIATION
CHE, Yueyi, Earth and Planetary Science Department, University of California, Berkeley, 307 McCone Hall, Berkeley, CA 94720-4767, ABBEY, Alyssa, Department of Geological Sciences, California State University Long Beach, 1250 Bellflower Blvd., Long Beach, CA 90840, SHUSTER, David, Earth and Planetary Science Department, University of California, Berkeley, Berkeley, CA 94720-4767, BALCO, Greg, Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, CA 94709, STOCK, Greg M., National Park Service, Yosemite National Park, El Portal, CA 95318 and CUFFEY, Kurt M., Department of Geography, University of California, Berkeley, Berkeley, CA 94720
Handouts
  • Che_et_al_GSA_Yosemite_Presentation.pptx (52.0 MB)
  •  
    9:25 AM
    Break
    9:35 AM
    SPATIO-TEMPORAL PATTERNS OF LATE-PLEISTOCENE MOUNTAIN GLACIATION IN THE WESTERN UNITED STATES
    LAABS, Benjamin, North Dakota State UniversityDepartment of Geosciences, PO Box 6050, Fargo, ND 58108-6050, WALTER, Larkin, Environmental and Conservation Sciences Program, North Dakota State University, P.O. Box 6050, Fargo, ND 58108-6050, BALCO, Greg, Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, CA 94709 and HALVORSON, Victoria, North Dakota State University, Department of Geosciences, NDSU Dept 2745, PO Box 6050, Fargo, ND 58102; Earth Sciences, Dartmouth College, Hanover, NH 03755
    Handouts
  • GSA2021_mountain_glaciation.pdf (6.1 MB)
  • 9:50 AM
    MIS 3 WAS WETTER THAN YOU MIGHT THINK IN THE NORTHERN ROCKIES
    THACKRAY, Glenn1, RITTENOUR, Tammy M.2, COLLINS, Emma1 and O'BRIEN, Gary2, (1)Department of Geosciences, Idaho State University, 921 S 8th Avenue, Pocatello, ID 83209, (2)Department of Geosciences, Utah State University, Logan, UT 84322-4505
    10:05 AM
    A 14,000-YEAR RECORD OF ROCK GLACIER ACTIVITY IN THE TETON RANGE, WY FROM ALPINE LAKE SEDIMENTS
    MUSCOTT, Amelia1, LARSEN, Darren J.1, CRUMP, Sarah2 and WANG, Lane1, (1)Department of Geology, Occidental College, 1600 Campus Road, Los Angeles, CA 90041, (2)Department of Ecology and Evolutionary Biology, UC Santa Cruz, 1156 High St, Santa Cruz, CA 95064
    10:20 AM
    WEATHERING, RADIOGENIC ISOTOPES, AND MARINE RECORDS OF GLACIAL DYNAMICS
    MARTIN, Ellen1, DEUERLING, Kelly2, FLYNN, Shauna1, EVERHART, Cheyenne3, MARTIN, Jonathan1, PAIN, Andrea4 and AN, Emily1, (1)Department of Geological Sciences, University of Florida, 241 Williamson Hall, P.O. Box 112120, Gainesville, FL 32611-2120, (2)Department of Natural & Applied Sciences, University of Wisconsin Green Bay, 2420 Nicolet Dr, UW Green Bay, Green Bay, WI 54311, (3)USGS, 600 4th Street South, St. Petersburg, FL 33701, (4)University of Maryland Center for Environmental Science, Horn Point Laboratory, PO Box 775, 2020 Horns Point Rd, Cambridge, MD 21613
    10:35 AM
    OTHERWISE INACCESSIBLE: RECOVERING 208.5 M OF MID-PLEISTOCENE GLACIAL DEPOSITS THROUGH DRILLING
    SCHWENK, Michael, SCHLUNEGGER, Fritz, DOUILLET, Guilhem A., GRIBENSKI, Natacha, SCHLÄFLI, Patrick and BANDOU, Dimitri, Institut für Geologie, Universität Bern, Baltzerstr. 1+3, Bern, 3012, Switzerland
     
    10:50 AM
    Poster lightning talks
    See more of: Technical Sessions