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GSA 2017 ANNUAL MEETING & EXPOSITION
T218. Understanding the Interplay of Structural, GSA Mineralogy, Geochemistry, Petrology, and Volcanology
Metamorphic, and Magmatic Processes in the Division; GSA International/International Interdisciplinary
Evolution of Convergent Margins: Lessons from the Interest Group
Proterozoic to Present-Day South American Andean
Margin Disciplines: Tectonics/Tectonophysics, Structural Geology,
Stratigraphy
Cosponsors: GSA Structural Geology and Tectonics Division;
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Advocates: Karsten Piepjohn; Justin V. Strauss; Shawn J. Malone;
Division; GSA International/International Interdisciplinary William C. McClelland
Interest Group
We seek contributions from a broad spectrum of disciplines to
Disciplines: Structural Geology, Tectonics/Tectonophysics, advance understanding of orogenic processes responsible for cir-
Petrology, Metamorphic cum-Arctic tectonic events, structural-magmatic-stratigraphic-
geophysical links with adjacent orogens and development of the
Advocates: Sean R. Mulcahy; Sarah M. Roeske; William C. Eurasian and Amerasian basins.
McClelland
T222. Decadal to Millennial Strain Accumulation at
This session explores links and feedback mechanisms between Subduction Zones
faults, magmatism, metamorphism, and changing crustal rheol-
ogy in major orogenic belts, focusing on the Andean margin from Cosponsors: GSA Structural Geology and Tectonics Division;
the Proterozoic to present day. Contributions from other orogens Future of Tectonics Initiative
are welcome.
Disciplines: Tectonics/Tectonophysics, Geophysics/
.TECTONICS / TECTONOPHYSICS Geodynamics, Geomorphology
T219. Challenges in Tectonics 3: Dynamic Interactions among Advocates: Christine Regalla; Kristin Morell; Scott Bennett;
Earth-Surface Processes, Landscape Evolution, and Tectonics Lucinda J. Leonard; Colin B. Amos; John P. Loveless
Cosponsors: GSA Structural Geology and Tectonics Division; This session includes discussions of recent advances in under-
GSA Sedimentary Geology Division; GSA Quaternary Geology standing and quantifying the spatio-temporal evolution and
and Geomorphology Division; GSA Mineralogy, Geochemistry, mechanics of strain accumulation at subduction zones spanning
Petrology, and Volcanology Division; SEPM (Society for decadal to geologic timescales.
Sedimentary Geology); Future of Tectonics Initiative
T223. Intraplate Earthquake Sources, Processes, and Hazards
Disciplines: Tectonics/Tectonophysics, Geomorphology, in Central and Eastern North America
Sediments, Clastic
Cosponsors: GSA Structural Geology and Tectonics Division;
Advocates: Roman A. DiBiase; Elizabeth J. Cassel; Majie Fan GSA Geophysics Division; GSA Environmental and Engineering
Geology Division; GSA Quaternary Geology and Geomorphology
This session seeks contributions that address connections Division; EarthScope National Office
between surface and deep-Earth processes, such as the use of sed-
imentary records to constrain tectonic processes and the feed- Disciplines: Tectonics/Tectonophysics, Structural Geology,
backs among tectonics, topography, climate, rock strength, Geophysics/Geodynamics
and erosion.
Advocates: J. Wright Horton Jr.; Christine A. Powell; Robert
T220. Challenges in Tectonics 4: Planetary Evolution in Four A. Williams
Dimensions—The New Global Tectonics
This session presents insights into intraplate earthquake
Cosponsors: GSA Structural Geology and Tectonics Division; sources, processes, and hazards in central and eastern North
Future of Tectonics Initiative America from the deep lithosphere to the Earth’s surface.
We welcome contributions in all disciplines.
Disciplines: Tectonics/Tectonophysics, Geochemistry,
Geophysics/Geodynamics T224. Multi-Proxy Records for Large-Scale Translation
and Vertical Strain along Active and Ancient Strike-Slip
Advocates: John A. Hole; Andrew Laskowski; Robert Moucha Fault Systems
We seek contributions to understanding Earth’s 4D evolution as Cosponsors: GSA Structural Geology and Tectonics Division;
a global tectonic system, from transdisciplinary datasets and Future of Tectonics Initiative; GSA Sedimentary Geology Division
numerical models, with emphasis on frontier research areas
(setting or process) and new or developing analytical techniques. Disciplines: Tectonics/Tectonophysics, Structural Geology,
Stratigraphy
T221. Circum-Arctic Structural Events: Tectonic Evolution of
the Arctic Margins and Trans-Arctic Links with Adjacent Advocates: Jeff Benowitz; Jeremy Hourigan; Paul J. Umhoefer
Orogens
GPS data indicate rapid slip rates on many strike-slip fault
Cosponsors: GSA Structural Geology and Tectonics Division; systems, yet constraints on the long-term offset history are often
GSA Sedimentary Geology Division; GSA Geophysics Division; obscured. We welcome submissions that integrate multi-proxy
datasets to document strike-slip fault evolution.
46 22–25 October 2017 • Seattle, Washington, USA
