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25–28 OCTOBER • MONTRÉAL, QUÉBEC, CANADA
GEOPHYSICS/GEODYNAMICS T92. Structure and Dynamics of the Appalachian
Orogen
T88. Variability of Fault Activity and Earth- Cosponsors: GSA Geophysics and Geodynamics Division;
quakes in Space and Time GSA Structural Geology and Tectonics Division
Cosponsors: GSA Geophysics and Geodynamics Division; Disciplines: Geophysics/Geodynamics, Tectonics/Tectonophysics
GSA Structural Geology and Tectonics Division Advocates: Fiona Darbyshire; Yvette Kuiper; Maureen D. Long;
Disciplines: Geophysics/Geodynamics, Tectonics/Tectonophysics Rob L. Evans; Scott D. King
Advocates: Seth A. Stein; Anke M. Friedrich; Mian Liu Explore the along-strike variability and evolution of the
The earthquake cycle paradigm predicts quasiperiodic earth- Appalachian orogen through tectonics, geological/geophysical
quakes and steady displacement accumulation. However, historic structure, and regional geodynamics. Contributions from all disci-
and paleoseismic records show complicated space-time variations plines are welcome, and those linking surface tectonics to deep
in fault activity. We solicit papers exploring these using various structure are particularly encouraged.
data and modeling approaches.
T93. Lithospheric Structure and Evolution of Cratons
T89. Applying Near Surface Geophysics Cosponsors: GSA Geophysics and Geodynamics Division;
to Solve Geological Problems GSA Structural Geology and Tectonics Division
Cosponsors: GSA Geophysics and Geodynamics Division; GSA Disciplines: Geophysics/Geodynamics, Tectonics/Tectonophysics,
Geoarchaeology Division; GSA Environmental and Engineering Precambrian Geology
Geology Division; GSA Hydrogeology Division; GSA Karst Advocates: Fiona Darbyshire; Andrew Frederiksen
Division; GSA Quaternary Geology and Geomorphology Division We explore the geophysical structure of the cratonic lithosphere,
Disciplines: Geophysics/Geodynamics, Geomorphology, with particular emphasis on the differences between “intact” cratons
Environmental Geoscience and those whose keels have experienced significant tectonic modifi-
Advocate: Kevin L. Mickus cation. Studies of Laurentia and cratons worldwide are welcome.
Abstracts are requested that use all methods of geophysics to
solve near surface environmental, engineering, hydrological, T94. Induced and Triggered Earthquakes in the
archaeological, and geological mapping problems. United States and Canada
Cosponsor: GSA Geophysics and Geodynamics Division
T90. The 2019–2020 Southwestern Puerto Disciplines: Geophysics/Geodynamics, Structural Geology
Rico Earthquake Sequence and the Intersection Advocates: Ryan Schultz; Hadi Ghofrani; Ruijia Wang
between Geoscience Research, Education, and This session covers earthquakes associated with industrial
Communication activities (e.g., hydraulic fracturing; waste-water disposal).
Cosponsors: GSA Geophysics and Geodynamics Division;
GSA Structural Geology and Tectonics Division; GSA Geology GEOCHEMISTRY
and Society Division
Disciplines: Geophysics/Geodynamics, Structural Geology, T95. Sigma Gamma Epsilon Student Research
Geoscience Information/Communication (Posters)
Advocates: Daniel A. Laó-Dávila; Angel A. Garcia Jr.; Angel A. Cosponsors: Sigma Gamma Epsilon; GSA Marine and Coastal
Acosta Colón Geoscience Division; GSA Limnogeology Division; GSA
The 2019–2020 earthquake sequence in Puerto Rico has been Mineralogy, Geochemistry, Petrology, and Volcanology Division;
the most destructive in 100 years. This interdisciplinary session GSA Structural Geology and Tectonics Division
seeks contributions on geoscience, informal education, and sci- Disciplines: Geochemistry, Structural Geology, Environmental
ence communication research related to the earthquake events. Geoscience
Advocates: D.M. Burns; James C. Walters
T91. Using Geophysics to Evaluate and Students doing research in ANY field, from archaeological
Explore for Mineral, Energy, and Groundwater geology to volcanology, are encouraged to enter in this student-
Resources centered display of talented, up-and-coming scientists. All SGE
Cosponsors: GSA Geophysics and Geodynamics Division; students are encouraged to submit to this session to compete for
Society of Economic Geologists; GSA Hydrogeology Division; research awards and recognition.
GSA Energy Geology Division; GSA Karst Division
Disciplines: Geophysics/Geodynamics, Economic Geology, T96. Mineralogy, Petrology, and Geochemistry:
Energy Geology New Approaches to Harnessing the Multidimension-
Advocate: Kevin L. Mickus ality of Complex Systems
Abstracts are requested that use the geophysical methods Cosponsors: Geochemical Society; Mineralogical Society of
including electrical resistivity, electromagnetics, seismic, gravity, America; GSA Mineralogy, Geochemistry, Petrology, and
and/or magnetics to explore and evaluate mineral deposits, petro- Volcanology Division
leum prospects, and groundwater. Disciplines: Geochemistry, Mineralogy/Crystallography,
Petrology, Igneous
Advocates: Shaunna M. Morrison; Ahmed Eleish

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