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Metamorphic core complexes (MCCs) develop in contractional records can help contextualize the relevance and magnitude of
and extensional settings globally. We aim to convene scientists glacial processes.
working on different MCCs to compare their igneous, metamor-
phic, and structural evolutions; deformation characteristics; T44. Critical Minerals and Framework
basinal histories; and driving mechanisms. Geology: The USGS Earth Mapping Resources
Initiative (Earth MRI) and Related Activities
T40. The Thermal Structure of Subduction Zones: Endorsers: GSA Geophysics and Geodynamics Division; GSA
Constraints, Evolution, and Consequences Structural Geology and Tectonics Division; GSA Environmental
Endorsers: GSA Mineralogy, Geochemistry, Petrology, and and Engineering Geology Division; Association of American State
Volcanology Division; GSA Geophysics and Geodynamics Division Geologists; Society of Exploration Geophysicists; GSA Mineralogy,
Disciplines: Tectonics/Tectonophysics, Geophysics/Geodynamics, Geochemistry, Petrology, and Volcanology Division; GSA Energy
Petrology, Metamorphic Geology Division
Advocates: Cailey Condit; Besim Dragovic; Victor Guevara; Disciplines: Geophysics/Geodynamics, Tectonics/Tectonophysics,
Adam F. Holt Engineering Geology
The thermal structure of subduction zones influences slip behav- Advocates: Arthur Merschat; Anjana Shah; Benjamin Drenth;
iors, the location of metamorphic reactions, and arc volcanism. We Jamey Jones III; Douglas Kreiner; Laurel G. Woodruff
welcome contributions from a wide range of geological and geophysi- Earth MRI is improving our knowledge of critical mineral
cal approaches studying the subduction zone thermal structure. resources and their geologic frameworks through new geologic
mapping, airborne geophysics, geochemistry, and lidar acquisi-
T41. What’s in a Slip Rate? tion. We welcome submissions of Earth MRI research and
Endorsers: GSA Quaternary Geology and Geomorphology related studies.
Division; GSA Structural Geology and Tectonics Division
Disciplines: Tectonics/Tectonophysics, Geomorphology, T45. Evolution of the Rio Grande Rift
Quaternary Geology and River System
Advocates: Alexandra Hatem; Nadine Reitman; Richard W. Endorsers: GSA Geophysics and Geodynamics Division; GSA
Briggs; Jessica Ann A. Jobe; Christopher B. DuRoss; Harrison Structural Geology and Tectonics Division; GSA Mineralogy,
Gray; Reed Burgette Geochemistry, Petrology, and Volcanology Division; GSA
Geologic slip rates depend on dated offset features but may not Quaternary Geology and Geomorphology Division; GSA
faithfully record past fault behavior. This session seeks submis- Sedimentary Geology Division; GSA Hydrogeology Division;
sions on methods, caveats, and best practices to determine geo- New Mexico Geological Society; GSA Rocky Mountain Section;
logic slip rates and their uncertainties. Geochemical Society; GSA Geochronology Division
Disciplines: Geophysics/Geodynamics, Tectonics/Tectonophysics
GEOPHYSICS/TECTONOPHYSICS Advocates: Dennis Harry; Jolante van Wijk; Brian A. Hampton;
Jason Ricketts; Sean Gallen
T42. Applications of Geophysics to Solve We encourage presentations elucidating the interplay between deep
Near-Surface Geological Problems Earth, tectonic, sedimentary, magmatic, and surficial processes that
Endorsers: GSA Geophysics and Geodynamics Division; shaped the Rio Grande Rift and River system, and how these inform
GSA Quaternary Geology and Geomorphology Division; GSA understanding continental rift and river systems globally.
Hydrogeology Division; GSA Environmental and Engineering
Geology Division; GSA Geoarchaeology Division; GSA Karst T46. Geologic Carbon Storage
Division; GSA Soils and Soil Processes Division Endorsers: GSA Geophysics and Geodynamics Division;
Disciplines: Geophysics/Geodynamics, Environmental GSA Geology and Society Division; GSA Continental Scientific
Geoscience, Engineering Geology Drilling Division; GSA Soils and Soil Processes Division;
Advocate: Kevin Mickus GSA Energy Geology Division
Abstracts are requested the use geophysical methods to investi- Disciplines: Geophysics/Geodynamics, Environmental Geoscience
gate near-surface features in environmental, engineering, karst, Advocates: Lianjie Huang; Ting Chen; Delphine Appriou;
hydrological, archaeological, and geological studies. William Ampomah
Geologic carbon storage session solicits abstracts on site selec-
T43. Archives and Observations of Glacial and tion, geologic and geophysical site characterization, modeling and
Related Earth-System Processes from Sub-Ice monitoring of CO injection/migration, risk evaluation, and case
2
Environments studies of large-scale geologic carbon storage projects including
Endorser: GSA Quaternary Geology and Geomorphology Division carbon storage hubs.
Disciplines: Geophysics/Geodynamics, Paleoclimatology/
Paleoceanography, Quaternary Geology T47. GSA Geophysics and Geodynamics Division
Advocates: Ryan Venturelli; Wilson Sauthoff; Marion McKenzie; 50th Anniversary Special Session and George
Matthew Siegfried Woollard Lecture
This interdisciplinary session explores how modern observa- Endorser: GSA Geophysics and Geodynamics Division
tions and models of sub-ice systems can improve our interpreta- Disciplines: Geophysics/Geodynamics, Tectonics/Tectonophysics
tion of paleoclimate records and how inferences from paleoclimate Advocates: Kevin Mickus; Ting Chen

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