GSA Connects 2022 meeting in Denver, Colorado

Session No. 182
Tuesday, 11 October 2022: 1:30 PM-5:30 PM
603 (Colorado Convention Center)

T14. The Status of the Laurentide Ice Sheet during MIS-3 II

GSA Quaternary Geology and Geomorphology Division; GSA Marine and Coastal Geoscience Division

 

Gifford Miller and Michel Lamothe, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1:35 PM
MARINE SEDIMENT PROVENANCE EVIDENCE FOR THE EXTENT OF THE LAURENTIDE ICE SHEET DURING THE LAST GLACIAL CYCLE (Invited Presentation)
HEMMING, Sidney, Boulder; Department of Earth and Environmental Sciences, and Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964
1:55 PM
HUDSON STRAIT HEINRICH EVENTS 6 TO 4 REFUTE AN OPEN HUDSON BAY DURING MIS3
ANDREWS, John1, JENNINGS, Anne2, PIPER, David J.W.3 and MILLER, Gifford1, (1)INSTAAR and Dept. of Geological Sciences, Univ of Colorado, 450 UCB, Boulder, CO 80309, (2)Univ. of ColoradoINSTAAR, 4001 Discovery Drive, Boulder, CO 80309-0450, (3)Natural Resources Canada, Geological Survey of Canada, Bedford Institute of Oceanography,, Dartmouth,, ON B2Y 4A2,, Canada
2:10 PM
LOOKING FOR EVIDENCE OF DEGLACIATION DURING MIS 3 WITHIN THE BOOTHIA-LANCASTER ICE STREAM
TREMBLAY, Tommy, Canada-Nunavut Geoscience Office, 1106 Inuksugait Plaza, PO 2319, Iqaluit, NU X0A0H0, Canada, FORGET-BRISSON, Laurence, Sciences de la Terre et de l'Atmosphère, Université du Québec à Montréal, Case postale 8888, Succursale Centre-ville, Montréal, QC H3C 3P8, Canada, HARDY, Francois, Universite du Quebec a Montreal, Dept des Sciences de la Terre - Montreal, QC, DEPT. Sciences De La Terre Et Atmosphere, PO Box 8888 SUCC Centre Ville, Montréal, QC H3C 3P8, CANADA and GOSSE, John, Department of Earth and Environmental Sciences, Dalhousie University, Halifax, NS B3J 3J5, Canada
2:25 PM
SEDIMENT SUPPLY TO THE SE BAFFIN SLOPE AND NORTHWEST LABRADOR SEA DURING THE LAST GLACIAL CYCLE
RASHID, Harunur1, ZENG, Min2, PIPER, David J.W.3 and WANG, Yang2, (1)College of Marine Sciences, Shanghai Ocean University, 999 Hucheng Huan Road, Shanghai, 201306, China, (2)College of Marine Sciences, Shanghai Ocean University, 999 Hucheng Huan Road, Shanghai Ocean University, Shanghai, 201306, China, (3)Natural Resources Canada, Geological Survey of Canada, Bedford Institute of Oceanography,, Dartmouth,, ON B2Y 4A2,, Canada
2:40 PM
LAST INTERGLACIAL LAKE SEDIMENTS PRESERVED BENEATH THE LAURENTIDE ICE SHEET CONSTRAIN 130 KA OF ICE-SHEET HISTORY
MILLER, Gifford, Department of Geology, University at Buffalo, 126 Cooke Hall, University at Buffalo, North Campus, Buffalo, NY 14260-4130
 
2:55 PM
Break
3:10 PM
ASSESSING THE IMPACT OF DIAGENETIC BIAS ON MARINE ISOTOPE STAGE 3 SEA-LEVEL RECONSTRUCTIONS BASED ON DEEP-SEA BENTHIC FORAMINIFERAL STABLE ISOTOPE RECORDS
POIRIER, Robert, U.S. Geological Survey, Florence Bascom Geoscience Center, 12201 Sunrise Valley Drive, Reston, VA 20192, BORRELLI, Chiara, Department of Earth and Environmental Sciences, University of Rochester, Dept. of Earth and Environmental Sciences, 227 Hutchison Hall, Rochester, NY 14627, FUNG, Megan, California Lutheran University, 60 W Olsen Rd #3700, Thousand Oaks, CA 91360-2787, SCHALLER, Morgan F., Earth and Environmental Sciences, Rensselaer Polytechnic Institute, Jonsson-Rowland Science Center 1W19, 110 8th Street, Troy, NY 12180-3590 and KOZDON, Reinhard, Lamont-Doherty Earth Observatory, Columbia University, 209 Geoscience, 61 Route 9W - PO Box 1000, Palisades, NY 10964
3:25 PM
US MID-ATLANTIC COASTAL PLAIN MOLLUSCAN AMINOCHRONOLOGY AND ITS RELATION TO MIS-3 OSL AGES FOR EMERGENT COASTAL UNITS
WEHMILLER, John, Earth Sciences, University of Delaware, 103 Penny Hall, Academy Street, Newark, DE 19716, BROTHERS, Laura, U.S. Geological Survey, Woods Hole Coastal and Marine Science Center, Woods Hole, MA 02543, RAMSEY, Kelvin W., Delaware Geological Survey, University of Delaware, Newark, DE 19716, FOSTER, David S., U.S. Geological Survey, Woods Hole, MA 02543, MATTHEUS, Christopher, Illinois State Geological Survey, University of Illinois, University of Illinois, Champaign, IL 61820, HEIN, Christopher, Virginia Institute of Marine Science, William & Mary, 1370 Greate Road, Gloucester Point, VA 23062 and SHAWLER, Justin, U.S. Army Engineer Research and Development Center, Coastal and Hydraulics Laboratory, 3909 Halls Ferry Road, Vicksburg, MS 39180
3:40 PM
SEA LEVEL EVIDENCE FOR A SIGNIFICANT REDUCTION OF THE LAURENTIDE ICE SHEET IN MIS 3, GEORGIA BIGHT, USA
GARRISON, Ervan, Department of Geology, University of Georgia, GG Building, University of Georgia, Athens, GA 30602
 
3:55 PM
Discussion
 
4:10 PM
Concluding Remarks
See more of: Technical Sessions