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GSA 2020 ANNUAL MEETING
PLANETARY GEOLOGY T117. The G.K. Gilbert Award Session
Cosponsor: GSA Planetary Geology Division
T112. Exploring the Solar System in the Thermal Discipline: Planetary Geology
Infrared: A Memorial Session in Remembrance of Advocates: Emily S. Martin; Sharon Wilson Purdy; Debra H. Needham
Joshua L. Bandfield This session will honor the 2020 winner of the Planetary
Cosponsor: GSA Planetary Geology Division Geology Division’s G.K. Gilbert Award, highlighting recent
Discipline: Planetary Geology contributions in the awardee’s field of research.
Advocates: Timothy D. Glotch; Christopher S. Edwards
This session solicits talks that describe the use of thermal infra- T118. Impact Cratering across the Solar System
red remote sensing observations to study the mineralogy, thermo- Cosponsors: GSA Planetary Geology Division; GSA Structural
physics, and atmospheric properties of Solar System bodies. In Geology and Tectonics Division; GSA Geophysics and Geodynamics
memory of Joshua L. Bandfield. Division; GSA Mineralogy, Geochemistry, Petrology, and
Volcanology Division; GSA Scientific Continental Drilling Division
T113. The Cretaceous–Paleogene Boundary: From Disciplines: Planetary Geology, Mineralogy/Crystallography,
Impact Cratering Processes to Mass Extinction Geochemistry
Mechanisms Advocates: Jeffrey Plescia; Christian Koeberl
Cosponsors: GSA Planetary Geology Division; Paleontological Impact cratering is a primary geologic process throughout the
Society Solar System. The session focuses on the geologic, geochemical,
Disciplines: Planetary Geology, Paleontology, Diversity, and geophysical signatures of impacts, the impact flux, and impli-
Extinction, Origination, Stratigraphy cations for geologic evolution.
Advocates: Catherine Ross; Pim Kaskes
Cretaceous–Paleogene boundary records within and outside the T119. Sedimentary Landscapes across the Solar
Chicxulub impact crater reveal new insights into mass extinction System: Planets, Moons, and Terrestrial Analogues
mechanisms. We welcome contributions varying from K-Pg proxy Cosponsors: GSA Planetary Geology Division; GSA Quaternary
records to modeling and settings ranging from crater to distal sites. Geology and Geomorphology Division; GSA Sedimentary
Geology Division
T114. Best Practices and Exciting Discoveries in Disciplines: Planetary Geology, Geomorphology, Sediments, Clastic
Identifying, Mapping, and Analyzing Planetary Advocates: Alessandro Ielpi; Mathieu G.A. Lapotre
Landforms and Terrestrial Analogues We welcome both state-of-the-art contributions and recent
Cosponsors: GSA Planetary Geology Division; U.S. Geological exploits in the broad area of planetary sedimentology and geomor-
Survey Astrogeology Science Center phology, including (bio?)geochemical cycling, and analogue
Discipline: Planetary Geology modeling derived from both Precambrian and modern terrestrial
Advocates: Jeannette Wolak; Kelsey Crane systems devoid of macroscopic life.
We welcome abstracts that investigate the methodology of plan-
etary and terrestrial landform analysis or that explore these meth- T120. From the Guajira Desert to the Apennines,
odologies as a means of achieving insight into the evolution of and from the Sardinia/Corsica Microplate to the
those landforms. Killer Asteroid: Honoring the Career of Walter
Alvarez on the Occasion of His 80th Birthday
T115. Geomorphology and Landscape Evolution of Cosponsors: GSA Planetary Geology Division; GSA Structural
Mars Geology and Tectonics Division; GSA History and Philosophy of
Cosponsors: GSA Planetary Geology Division; GSA Quaternary Geology Division; GSA Geophysics and Geodynamics Division
Geology and Geomorphology Division; GSA Sedimentary Disciplines: Planetary Geology, Structural Geology, History and
Geology Division; GSA Soils and Soil Processes Division Philosophy of Geology
Disciplines: Planetary Geology, Geomorphology Advocates: Christian Koeberl; Philippe Claeys
Advocates: Sharon Wilson Purdy; Marisa Palucis This session covers the career and scientific accomplishments of
This session explores the formation and modification of land- Walter Alvarez by welcoming presentations related to the many topics
forms on Mars (e.g., impact craters, fluvial features) that can be he covered in the past 60 years, from tectonics to the K-T impact event.
used as yardsticks to measure the evolution of the surface and
constrain the planet’s climate history. T121. The Interplay of Volcanism, Tectonism, and
Impacts across the Solar System
T116. Void Spaces on Planetary Bodies Cosponsors: GSA Planetary Geology Division; GSA Mineralogy,
Cosponsor: GSA Planetary Geology Division Geochemistry, Petrology, and Volcanology Division
Discipline: Planetary Geology Disciplines: Planetary Geology, Volcanology, Tectonics/
Advocates: Debra L. Buczkowski; Danielle Y. Wyrick Tectonophysics
This session solicits abstracts on subsurface void spaces and the Advocates: Paul K. Byrne; Mallory Kinczyk; Christian Klimczak
processes that form them on Solar System bodies. It encompasses We solicit contributions that compare volcanic, tectonic, and
surface geology, interior evolution, and comparative planetary stud- impact landforms and processes on Solar System bodies, including
ies with observational, experimental, or theoretical approaches. how specific studies can help understand the complex interplay
between these phenomena across the Solar System in general.

32 GSA Today | May 2020