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Member Since 1992
Audrey D. Huerta
Tectonics Program Director, National Science Foundation
AGU Research
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Cretaceous Uplift of the Transantarctic Mountains- Not Due to Rift-Flank Uplift
RATES AND DATES OF LITHOSPHERIC PROCESSES II ORAL
tectonophysics | 15 december 2023
Audrey D. Huerta, Ann E. Blythe, Jeremy P. Winberr...
The Transantarctic Mountains (TAM) exceed >3000 km in length with extreme relief reaching to >4500 m in elevation. While the uplift mechanism(s)...
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Tidally Modulated Glacial Seismicity at the Foundation Ice Stream, West Antarctica
JOURNAL OF GEOPHYSICAL RESEARCH: EARTH SURFACE
03 july 2023
Erica M. Lucas, Andrew Nyblade, Richard C. Aster, ...
We investigate the occurrence of repeating glacial seismicity near the grounding line of the Foundation Ice Stream and further upstream using conti...
Shear Wave Splitting Across Antarctica: Implications for Upper Mantle Seismic Anisotropy
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
29 march 2022
Erica M. Lucas, Andrew Nyblade, Natalie J. Accardo...
We examine upper mantle anisotropy across the Antarctic continent using 102 new shear wave splitting measurements obtained from teleseismic SKS, SK...
Azimuthal Anisotropy of the Antarctic Upper Mantle
SEISMIC ANISOTROPY AND SOLID-EARTH DYNAMICS: OBSERVATIONS, MODELS, AND EXPERIMENTS II POSTER
study of earth's deep interior | 16 december 2021
Erica M. Lucas, Andrew Nyblade, Natalie J. Accardo...
We examine upper mantle anisotropy across the Antarctic continent using 103 new shear wave splitting measurements obtained from teleseismic SKS, SKKS,...
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Seismicity and Pn Velocity Structure of Central West Antarctica
GEOCHEMISTRY, GEOPHYSICS, GEOSYSTEMS
19 february 2021
Erica M. Lucas, Andrew Nyblade, Andrew J. Lloyd, R...
We have located 117 previously undetected seismic events mainly occurring between 2015 and 2017 that originated from glacial, tectonic, and volcani...
Antarctic Network – Polar Earth Observing Network: Achievements from Ten Years of Autonomous Measurements
CONTINUOUS GNSS AND SEISMIC NETWORKS: NEW RESULTS AND NOVEL USES OF ANET, GNET, AND GLISN DATA I ELIGHTNING
cryosphere | 10 december 2020
Terry J. Wilson, Sridhar Anandakrishnan, Richard C...
The ANET-POLENET integrated network of autonomous GPS and broadband seismic instruments, spanning much of Antarctica, was initially deployed beginning...
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Upper Mantle Seismic Anisotropy of Antarctica from Shear Wave Splitting Analysis
POLAR FRONTIERS IN LITHOSPHERE EXPLORATION AND RESEARCH I
tectonophysics | 08 december 2020
Erica M. Lucas, Natalie J. Accardo, Andrew Nyblade...
Using seismic data collected between 2008 and 2018 by the Polar Earth Observing Network (POLENET/A-NET), UK Antarctic Network (UKANET), and Gamburtsev...
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Glacial Earthquakes and Precursory Seismicity Associated With Thwaites Glacier Calving
GEOPHYSICAL RESEARCH LETTERS
03 february 2020
Jeremy P. Winberry, Audrey D. Huerta, Sridhar Anan...
We observe two (~MS 3) long‐period (10–30 s) seismic events that originate from the terminus of Thwaites Glacier, Antarctica. Serendipi...