24 Glaciation and Deglaciation along the Southern Margin of the Laurentide Ice Sheet I: Bringing Multiple Tools to Bear

Tuesday, 19 May 2020
8:00 AM - 12:00 PM
Lake Superior Ballroom O

Presentations

• 8:00 AM
  CHRONOLOGY AND EXTENT OF THE LAURENTIDE ICE SHEET IN THE ARROWHEAD REGION, NORTHEASTERN MINNESOTA, USA
  Jennifer McDonald, University of Minnesota, St Paul, MN and Kaleb G. Wagner, University of Minnesota, St Paul, MN and Gary N. Meyer, University of Minnesota, St Paul, MN
  346971 (Theme Sessions)
• 8:20 AM
  LOBATE INTERACTIONS AND GLACIAL LANDSYSTEM HETEROGENEITY ALONG THE SOUTHERN MARGIN OF THE LAURENTIDE ICE SHEET, NORTHEASTERN MINNESOTA
  Kaleb G. Wagner, University of Minnesota, St Paul, MN and Jennifer McDonald, University of Minnesota, St Paul, MN and Gary N. Meyer, University of Minnesota, St Paul, MN
  348209 (Theme Sessions)
• 9:00 AM
  A NEW SURFACE EXPOSURE CHRONOLOGY FOR THE MOST RECENT DEGLACIATION OF SOUTHERN LAKE SUPERIOR AND THE IMPLICATIONS FOR PROGLACIAL LAKE EVOLUTION AND CONTINENTAL-SCALE MELTWATER ROUTING
  David J. Ullman, Northland College, Ashland, WI and Michelle Morency, Northland College, Ashland, WI and Karlee K. Prince, Florence Bascom Geoscience Center, Reston, VA and Karlee K. Prince, Northland College, Ashland, WI and Tom Fitz, Northland College, Ashland, WI and Aaron M. Barth, Virginia Department of Mines, Minerals & Energy, Charlottesville, VA and Andy Breckenridge, University of Wisconsin - Superior, Superior, WI and Elizabeth G. Ceperley, Oberlin College, Oberlin, OH and Shaun Marcott, University of Wisconsin-Madison, Madison, WI and Marc Caffee, Purdue University, West Lafayette, IN
  348166 (Theme Sessions)
• 9:20 AM
  WHAT BEACH IS IT? GEOMORPHOLOGICAL OR GEOCHRONOLOGICAL CORRELATION OF LAKE AGASSIZ SHORELINES IN NORTHWESTERN MINNESOTA, USA
  Kenneth Lepper, North Dakota State University, Fargo, ND
  348145 (Theme Sessions)
• 9:55 AM
  SOUTHERN LAURENTIDE ICE SHEET FLUCTUATIONS DURING TERMINATION 1
  Thomas V. Lowell, University of Cincinnati, Cincinnati, OH and Stephanie L. Heath, University of Cincinnati, Cincinnati, OH and Brenda L. Hall, University of Maine, Orono, ME and Meredith Kelly, Dartmouth College, Hanover, NH and Aaron Diefendorf, University of Cincinnati, Cincinnati, OH
  348263 (Theme Sessions)
• 10:15 AM
  EVOLUTION OF THE TWIN CITIES MEMBER TILL: IMPLICATIONS FOR LITHOLOGIC VARIATION IN THE NEW ULM FORMATION
  Angela J. Berthold, University of Minnesota, St. Paul, MN and Howard Mooers, University of Minnesota Duluth Earth and Environmental Sciences, Duluth, MN
  347708 (Theme Sessions)
• 10:35 AM
  STRATIGRAPHY AND GEOCHRONOLOGY OF THE SOUTHWEST MARGIN OF THE LAURENTIDE ICE SHEET: QUATERNARY SEDIMENTARY SEQUENCES ON THE NORTHERN PLAINS, MONTANA
  Christopher Hill, Alexandria, VA and Christopher Hill, Boise State University, Boise, ID and James K. Feathers, University of Washington, Seattle, WA
  346179 (Theme Sessions)
• 10:55 AM
  DETERMINING A GLACIAL BOUNDARY WITHOUT TRADITIONAL STRATIGRAPHIC AND GEOMORPHIC EVIDENCE: MAPPING THE MIDDLE WISCONSINAN SHELDON CREEK FORMATION IN NORTH-CENTRAL IOWA
  Stephanie Tassier-Surine, University of Iowa, Iowa City, IA and Phil Kerr, University of Iowa, Iowa City, IA
  348138 (Theme Sessions)