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Repeat ApRES survey of the Allan Hills, Antarctica (2022-2026) Data DOI: https://doi.org/10.15784/602075 Cite as Shaya, M., Manos, J., Li, A., Horlings, A., Conway, H., et al. (2026) "Repeat ApRES survey of the Allan Hills, Antarctica (2022-2026)" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/10.15784/602075. Abstract This dataset contains repeat polarimetric Autonomous phase-sensitive Radio Echo Sounder (ApRES) data from the Allan Hills, Antarctica, Blue Ice Area. The data were collected across the 2022-23, 2023-24, 2024-25, and 2025-26 field seasons. Creator(s): Shaya, Marguerite; Manos, John-Morgan; Li, An; Horlings, Annika; Conway, Howard; Banerjee, Asmita; Brook, Edward; Carter, Austin; Chalif, Jacob; Epifanio, Jenna; Farr, Tim; Froger Silva, Martin; Goverman, Ashley; Harris Stuart, Romilly; Higgins, John; Hudak, Abigail; Ishraque, Fairuz; Kirkpatrick, Liam; Koons, Kate; Marks Peterson, Julia; Mayo, Emalia; Meyer, Kelcie; Severinghaus, Jeffrey P.; Shackleton, Sarah; Strawson, Ivo; Whittaker, Danielle; Fudge, T. J. Date Created: 2026-07-16 Repository: USAP-DC (current) License: Creative Commons Attribution Only v4.0 Generic [CC BY 4.0] Spatial Extent(s) West: 159.0609429, East: 159.3598777, South: -76.7935214, North: -76.706067 Temporal Extent(s) Start: 2022-12-12 - End: 2026-01-06 Award(s) NSF 2019719 Version: 1 Related Project(s) Center for Oldest Ice Exploration Keywords Allan Hills Antarctica Cryosphere Geophysics Glaciers/ice Sheet Glaciology Phase Sensitive Radar Radar Interferometry