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T14. Magnetism from the Infinitesimal to the Planetesimal. T24. Lakes as Sentinels of Environmental Change. Byron
Michele D. Stillinger, University of St. Thomas, A. Steinman, University of Minnesota Duluth, bsteinma@
mdstillinger@stthomas.edu; Joshua M. Feinberg, d.umn.edu; Kathryn M. Schreiner, University of Minnesota
University of Minnesota Institute for Rock Magnetism. Duluth; Matthew Finkenbinder, Wilkes University.

T15. Geophysical Studies in the Midcontinent of North T25. Land-Lake Connections: The Importance of Hydrologic
America. Cosponsored by GSA Geophysics and Geody- Processes on Aquatic Ecosystems. Christopher T. Filstrup,
namics Division. Kevin Mickus, Missouri State University, University of Minnesota Duluth, filstrup@d.umn.edu, John A.
kevinmickus@missouristate.edu. Downing, University of Minnesota Duluth.

T16. Subsurface Imaging within the Geosciences. Harry Jol, T26. Groundwater Quality Degradation and Protection: Water
University of Wisconsin–Eau Claire, jolhm@uwec.edu. Quality Assessment, Modeling and Uncertainty Analysis,
and Water Supply Management. Cosponsored by Min-
T17. Geochemical Cycling of Environmentally Relevant nesota Ground Water Association. Melinda L. Erickson, U.S.
Elements. Cara M. Santelli, University of Minnesota Geological Survey, merickso@usgs.gov; Katherine S. Pound,
Department of Earth Sciences, BioTechnology Institute & St. Cloud State University and Minnesota Ground Water
MnDRIVE, santelli@umn.edu; Tingying Xu, University Association; William W. Simpkins, Iowa State University.
of Minnesota Department of Earth Sciences, BioTechnol-
ogy Institute & MnDRIVE; Jacqueline Mejia, University of T27. The Hydrogeology of Fracture and Karst Bedrock
Minnesota Department of Earth Sciences, BioTechnology Aquifers. E. Calvin Alexander Jr., University of Minnesota,
Institute & MnDRIVE. alexa001@umn.edu; Anthony Runkel, Minnesota Geological
Survey.
T18. It’s a Small (Microbial) World. Elizabeth Swanner, Iowa
State University, eswanner@iastate.edu; Jeff Havig, Univer- T28. Caves and Karst of the Midwest. Cosponsored by GSA
sity of Minnesota Twin Cities; Cody Sheik, University of Karst Division. Erik Larson, Shawnee State University,
Minnesota Duluth. elarson@shawnee.edu; Maurice Testa, University of
Arkansas–Fort Smith.
T19. Applications of 3D Modeling Using Structure from
Motion or Terrestrial Laser Scanning. Stephanie S. Day, T29. Addressing Habitat, Water, Ecosystem, and Sustainabil-
North Dakota State University, stephanie.day@ndsu.edu; ity Issues through Interdisciplinary Work. Cosponsored
Zachary Phillips, North Dakota State University. by GSA Geobiology and Geomicrobiology Division; GSA
Hydrogeology Division; GSA Environmental and Engi-
T20. River Restoration Strategies in a Changing Climate. neering Geology Division; GSA Soils and Soil Processes
Cosponsored by GSA Quaternary Geology and Geomorphol- Division. Lisa Lamb, University of St. Thomas, malamb@
ogy Division. Marty Melchior, Inter-Fluve, mmelchior@ stthomas.edu; Scott Clark, University of Wisconsin–Eau
interfluve.com; Faith Fitzpatrick, U.S. Geological Survey. Claire; Richard Kiesling, U.S. Geological Survey; Eric
Chapman, University of St. Thomas.
T21. Flash Floods, Landslides, and Debris Flows in the Mid-
continent. Cosponsored by GSA Quaternary Geology and T30. Nutrient and Sediment Loading in Freshwater Systems:
Geomorphology Division. Carrie E. Jennings, Freshwater Sources, Fate, Transport, and Strategies for Mitigation.
Society, cjennings@freshwater.org; Karen Gran, University Sarah Vitale, University of Wisconsin–Eau Claire, vitalesa@
of Minnesota Duluth; Thomas Oommen, Michigan Techno- uwec.edu; Anna Baker, U.S. Geological Survey.
logical University.
T31. Preventing, Responding to, and Understanding the Long-
T22. Drainage Basin Evolution, Fluvial Geomorphology, and Term Behavior of Crude Oil and Petroleum in Terrestrial
Fluvial Processes of the Great Plains, Great Lakes, and and Aquatic Environments. Jared Trost, U.S. Geological
Upper Mississippi River Basin. Cosponsored by GSA Survey, jtrost@usgs.gov; Mark Toso, Minnesota Pollution
Quaternary Geology and Geomorphology Division. Phillip Control Agency; Faith Fitzpatrick, U.S. Geological Survey.
Larson, Minnesota State University Mankato, phillip.larson@
mnsu.edu; Andrew Wickert, University of Minnesota; T32. Unique Geology and Geoheritage of the Lake Superior
Douglas Faulkner, University of Wisconsin–Eau Claire. Region. Erika Vye, Michigan Technological University,
ecvye@mtu.edu; William I. Rose, Michigan Technological
T23. Cores to Drones: Understanding Shoreline Behavior, University; Jim Miller; James M. DeGraff, Michigan Techno-
Processes, and Coastal Landscape Changes in the Great logical University.
Lakes. Cosponsored by GSA Quaternary Geology and Geo-
morphology Division. Erin P. Argyilan, Indiana University T33. Highlighting Indigenous-Centered Geoscience Research
Northwest, eargyila@iun.edu; John Johnston, University of and Education. Wendy Smythe, University of Minnesota
Waterloo; Todd A. Thompson, Indiana Geological Survey. Duluth, wsmythe@d.umn.edu; Christie Poitra, Michigan

www.geosociety.org/gsatoday 17