2024

  • Sommers, A. N., Meyer, C. R., Poinar, K., Mejia, J., Morlighem, M., Rajaram, H., Warburton, K. & Chu, W. Velocity of Greenland's Helheim Glacier controlled both by terminus effects and subglacial hydrology with distinct realms of influence. [accepted]. Geophysical Research Letters. GRL68011. e2024GL109168. July 2024. doi: 10.1029/2024GL109168.
  • Mejia J, Poinar K, Meyer C, Sommers A, Chu W. Mechanisms for upstream migration of firn aquifer drainage: preliminary observations of Helheim Glacier, Greenland. [preprint]. 2024-7. doi:10.31223/X5QH6C
  • Dawson E, Schroeder D, Chu W, Mantelli E, Seroussi H. Heterogeneous Basal Thermal Conditions Underpinning the Adelie-George V Coast, East Antarctica. Geophysical Research Letters. 2024 January; 51(2). doi:10.1029/2023GL105450.

2023

  • Sommers A, Meyer C, Morlighem M, Rajaram H, Poinar K, Chu W, Mejia J. Subglacial hydrology modeling predicts high winter water pressure and spatially variable transmissivity at Helheim Glacier, Greenland. Journal of Glaciology. 2023 June. 1-13. doi: 10.1017/jog.2023.39.
  • Dawson E.J., Schroeder D.M., Chu W., Mantelli E., Seroussi H. Ice mass loss sensitivity to the Antarctic ice sheet basal thermal state. Nat Commun. 2022 Sep 14;13(1):4957. doi: 10.1038/s41467-022-32632-2.

2022

  • McLeod, A. A., Peters, S. T., Culberg, R., Schroeder, D. M., Bienert, N. L., Chu, W., Young, T. J., & Christoffersen, P. (2022). Processing and Detecting Artifacts in Multi-Input Multi-Output Phase-Sensitive ICE Penetrating Radar Data. IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium, 3786-3789. doi: 10.1109/IGARSS46834.2022.9883837.
  • Chu W. Groundwater under Antarctica goes deep. Science. 2022 May 6;376(6593):577-578. doi: 10.1126/science.abo1266.
  • MacGregor J, Chu W, Colgan W, Fahnestock M, Felikson D, Karlsson N, Nowicki S, Studinger M. GBaTSv2: a revised synthesis of the likely basal thermal state of the Greenland Ice Sheet. The Cryosphere. 2022 August; 16(8):3033-3049. doi: 10.5194/tc-16-3033-2022.
  • Livingstone S, Li Y, Rutishauser A, Sanderson R, Winter K, Mikucki J, Björnsson H, Bowling J, Chu W, Dow C, Fricker H, McMillan M, Ng F, Ross N, Siegert M, Siegfried M, Sole A. Subglacial lakes and their changing role in a warming climate. Nature Reviews Earth & Environment. 2022/02; 3(2):106-124. doi: 10.1038/s43017-021-00246-9.

2021

  • Chu, W., Hilger, A. M., Culberg, R., Schroeder, D. M., Jordan, T. M., Seroussi, H., et al. (2021). Multisystem synthesis of radar sounding observations of the Amundsen Sea sector from the 2004–2005 field season. Journal of Geophysical Research: Earth Surface, 126, e2021JF006296. doi: 10.1029/2021JF006296
  • Culberg, R., Schroeder, D.M. & Chu, W. Extreme melt season ice layers reduce firn permeability across Greenland. Nature Communications. 12, 2336. doi: 10.1038/s41467-021-22656-5
  • Peters, S. T., Schroeder, D. M., Chu, W., Castelletti, D., Haynes, M. S., Christoffersen, P., & Romero-Wolf, A. Glaciological monitoring using the Sun as a radio source for echo detection. Geophysical Research Letters, 48, e2021GL092450. doi: 10.1029/2021GL09245
  • Schroeder, D. M., Bienert, N. L., Culberg, R., MacKie, E. J., Teisberg, T. O., Chu, W., & Young, D. A. (2021). Glaciological Constraints on Link Budgets for Orbital Radar Sounding of Earth's ICE Sheets. 2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS, 647-650. doi: 10.1109/IGARSS47720.2021.9553237

2020

  • Pitcher, L., Smith, L., Gleason, C. J., Miège, C., Ryan, J., Hagedorn, B., Van As, D., Chu, W., & Forster, R., Direct observation of winter meltwater drainage from the Greenland Ice Sheet. Geophysical Research Letters, 47(9), 1–10, e2019GL086521. doi: 10.1029/2019GL086521
  • Schroeder, D. M., Dowdeswell, J. A., Siegert, M.J., Bingham, R., Chu, W., MacKie, E. J., Siegfried, M.R., Vega, K.I., Emmons, J. R., & Winstein K. Multidecadal observations of the Antarctic ice sheet from restored analog radar records. Proceedings of the National Academy of Sciences. 116(38), 18867-18873. doi: 10.1073/pnas.1821646116

2019

  • Bowling, J.S., Livingstone, S. J., Sole, A. J., & Chu, W. Distribution and dynamics of Greenland subglacial lakes. Nature Communications, 10, 2810. https://doi.org/10.1038/s41467-019-10821-w
  • Tinto, K. J., Padman, L., Siddoway, C.S., Springer, S.R., Fricker, H.A., Das, I., Tontini, F.C., Porter, D. F., Frearson, N. P., Howard, S., Siegfried, M. R., C. Mosbeux, M.K. Becker, Bertinato, C., Boghosian, A., Brady, N., Burton, B. L., Chu, W., et al. Ross Ice Shelf response to climate driven by the tectonic imprint on seafloor bathymetry. Nature Geoscience. 12, 441-449. https://doi.org/10.1038/s41561-019-0370-2

2018

  • Chu, W., Schroeder, D. M., & Siegfried, M. R. Retrieval of Englacial Firn Aquifer Thickness from Ice-Penetrating Radar Sounding in Southeastern Greenland. Geophysical Research Letters, 45(21), 11770-11778. https://doi.org/10.1029/2018GL079751
  • Kendrick A.K., Schroeder, D.M., Chu, W., Young, T. J., Christoffersen, P., Doyle, S.H., Box, J. E., Hubbard, A., Hubbard, B., Brennan, P. V., Nicholls, K. W., Lok, L. B. Seasonal Surface Meltwater Impounded by Seasonal Englacial Storage in West Greenland. 45(19), 10474-10481. https://doi.org/10.1029/2018GL079787
  • Chu W., Schroeder, D.M., Seroussi, H., Creyts, T.T. & Bell, R.E. Complex basal thermal transition near the onset of Petermann Glacier, Greenland. Journal of Geophysical Research: Earth Surface. 544(7), 985-995 https://doi.org/10.1029/2017JF004561

2017

  • Livingstone S.J., Chu, W., Ely, J. C. & Kingslake, J. Paleofluvial and subglacial channel networks beneath Humboldt Glacier, Greenland. Geology, 45(6), 551-554 https://doi.org/10.1130/G38860.1.
  • Bell, R.E., Chu, W., Kingslake, J., Das, I., Tedesco, M. & Tinto, K. J. et al. Antarctic ice shelf potentially stabilized by export of meltwater in surface river. Nature. 544(7650), 344-348 https://doi.org/10.1038/nature22048

2016

  • Chu, W., Schroeder, D. M., Seroussi, H., Creyts, T. T., Palmer S. J., & Bell, R. E. Extensive winter subglacial water storage beneath the Greenland Ice Sheet. Geophysical Research Letters, 43(24), 12484-12492. https://doi.org/10.1002/2016GL071538
  • Schroeder, D.M., Seroussi, H., Chu, W., & Young, D. A. Adaptively constraining radar attenuation and temperature across the Thwaites Glacier catchment using bed echoes. Journal of Glaciology, 62(236), 1075–1082. https://doi.org/10.1017/jog.2016.100
  • Chu, W., Creyts, T. T., & Bell, R. E. Rerouting of subglacial water flow between neighboring glaciers in West Greenland. Journal of Geophysical Research: Earth Surface, 121(5), 925–938. https://doi.org/10.1002/2015JF003705

2014

  • Bell R.E., Tinto, T., Das, I., Wolovick, M., Chu, W., Creyts, T. T., Frearson, N., Abdi, A., Paden, J. D., Deformation, warming and softening of Greenland’s ice by refreezing meltwater. Nature Geoscience. 7(7), 497–502. doi:10.1038/ngeo2179