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GSA 2017 ANNUAL MEETING & EXPOSITION

T170. Rock Transforming to Soil—The Weathering Engine                   T174. Cordilleran Ice Sheet Outburst Floods: From Glacial
Intersects with the Carbon Cycle                                        Lake Missoula to the Hubbard Glacier

Cosponsors: GSA Soils and Soil Processes Interdisciplinary              Cosponsor: GSA Sedimentary Geology Division
Interest Group; GSA Geobiology & Geomicrobiology Division;
Paleoclimatology/Paleoceanography                                       Disciplines: Quaternary Geology, Geomorphology,
                                                                        Paleoclimatology/Paleoceanography
Disciplines: Soils, Environmental Geoscience, Geochemistry
                                                                        Advocates: Ingrid Hendy; Joel H. Gombiner
Advocates: Zsuzsanna Balogh-Brunstad; Marjorie Schulz
                                                                          Risks from catastrophic outburst flooding from sediment and
  Geology and biology interact in hotspots of geochemical               ice dams increase as glaciers retreat. This session showcases our
activity along the root rhizosphere. These reactions control soil       understanding the largest of floods with the development of new
development, nutrient availability, erosion, carbon cycling, etc.       geochemical and modeling techniques, and extensive fieldwork.
We welcome submissions from all scales, laboratory, field, and
modeling studies.                                                               T175. Earthquakes, Faults, and Fault Systems in
                                                                                the Pacific Northwest
T171. Terroir
                                                                        Cosponsors: Washington Division of Geology and Earth
Cosponsor: GSA Soils and Soil Processes Interdisciplinary               Resources; GSA Structural Geology and Tectonics Division
Interest Group
                                                                        Disciplines: Quaternary Geology, Tectonics/Tectonophysics
Disciplines: Soils, Quaternary Geology, Environmental
Geoscience                                                              Advocates: Timothy J. Walsh; Corina Forson

Advocates: Scott Burns; Kevin R. Pogue                                    New insights into active faults of the Pacific Northwest are fos-
                                                                        tered by mapping tools such as LiDAR, InSAR, temporary seis-
  Terroir is the relationship of geology, soils, and climate to wine.   mometer deployments, geologic mapping, potential field studies,
It is the taste of the place. We will discuss these factors related to  and paleoseismic trenches.
mainly wine, but will open it up to other items.
                                                                        T176. Glacier-Landscape Interactions, Loess Paleoclimatology,
.QUATERNARY GEOLOGY                                                     and Interdisciplinary Quaternary Science: In Memory of
                                                                        Stephen C. Porter
        T172. A Call to Arms: Applying Quaternary Science
        in the 21st Century                                             Cosponsors: GSA Quaternary Geology and Geomorphology
                                                                        Division; GSA Sedimentary Geology Division
Cosponsors: GSA Quaternary Geology and Geomorphology
Division; U.S. National Committee-International Quaternary              Disciplines: Quaternary Geology, Geomorphology,
Congress; GSA Geology and Society Division; American                    Paleoclimatology/Paleoceanography
Quaternary Association (AMQUA); GSA Soils and Soil Processes
Interdisciplinary Interest Group                                        Advocates: Glenn D. Thackray; Richard B. Waitt; Zhisheng An

Disciplines: Quaternary Geology, Soils, Environmental                     Stephen Porter influenced Quaternary science for several
Geoscience                                                              decades. We seek contributions documenting glacier-landscape
                                                                        interactions and chronologies, loess paleoclimatology, and inter-
Advocates: Julio Betancourt; Rolfe D. Mandel                            disciplinary science, on all Quaternary time scales and regions,
                                                                        reflecting the breadth of Porter’s work.
  This session addresses how profound environmental, techno-
logical, and societal trends, and their interactions, pose formidable   T177. Ice Streams of North American Ice Sheets and Their
consequences, requiring a repurposing and retooling of applied          Stratigraphic and Sedimentary Record
Quaternary science, with applications spanning disciplines, nations,
and existing and emerging problems.                                     Cosponsor: GSA Quaternary Geology and Geomorphology
                                                                        Division
T173. Change Detection Photogrammetry in Earth Science
                                                                        Discipline: Quaternary Geology
Cosponsors: GSA Geoinformatics Division; GSA Environmental
and Engineering Geology Division                                        Advocates: Michel Parent; Martin Ross; Richard Berg

Disciplines: Quaternary Geology, Geomorphology,                           While satellite imagery rapidly advanced the recognition of
Geoinformatics                                                          Late Quaternary ice streams, firm linkages with sedimentary/
                                                                        chronologic records, including glacial readvances, are now being
Advocates: Kristin E. Sweeney; Emily S. Schultz-Fellenz                 established. Contributions on the North American ice stream
                                                                        geological record are welcomed.
  As techniques for acquisition, processing, and analyses of pho-
togrammetric datasets advance, the use of this method in a mod-
ern context permits robust and rapid change detection across a
wide swath of earth science applications.

40 22–25 October 2017 • Seattle, Washington, USA
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