The uppermost mantle seismic velocity and viscosity structure of central West Antarctica

• Published in: Earth and Planetary Science Letters
• Main Authors: O'Donnell, J. P., Selway, K., Nyblade, A. A., Brazier, R. A., Wiens, D. A., Anandakrishnan, S., Aster, R. C., Huerta, A. D., Wilson, T., Winberry, J. P.
• Format: Article in Journal/Newspaper
• Language: English
• Published: 2017
• Subjects: West Antarctica; mantle viscosity; glacial isostatic adjustment; seismic low-velocity zone; seismology; Anet; Antarctic; Byrd; Marie Byrd Land; West Antarctic Ice Sheet; Antarc*; Antarctica; Ice Sheet
• Online Access: https://researchers.mq.edu.au/en/publications/de7adf46-e6db-45bb-82b7-9bdb4294eb9b; https://doi.org/10.1016/j.epsl.2017.05.016; http://www.scopus.com/inward/record.url?scp=85019997267&partnerID=8YFLogxK

Accurately monitoring and predicting the evolution of the West Antarctic Ice Sheet via secular changes in the Earth's gravity field requires knowledge of the underlying upper mantle viscosity structure. Published seismic models show the West Antarctic lithosphere to be ∼70–100 km thick and unde...