Winnie Wing Yin Chu

Postdoctoral Researcher
Department of Geophysics / School of Earth, Energy and Enviromental Sciences
Stanford University

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Contact

397 Panama Mall, Mitchell B23, Stanford, CA 94305
wchu28@stanford.edu

Education

• Aug. 2011–May. 2017 – Ph.D., Earth and Environemtnal Sciences, Columbia University, New York, USA
  thesis: Variability of Subglacial Drainage Across the Greenland Ice Sheet: A Joint Model/Radar Study. Advisor: Robin E. Bell

• Aug. 2011–May 2015 – M.Phil., Earth and Environemtnal Sciences, Columbia University, New York, USA.
  Advisor: Robin E. Bell

• Sept. 2007–June 2011 – M.Sci., Geophysics, University College London, London, UK
  thesis: Assessment of CryoSat-2 radar altimetry performance on sea-ice extent retrieval. Advisor: Seymour Laxon

Appointments

• Jul. 2017–present – Postdoctoral Scholar, Stanford University, Stanford, California, USA

• Aug. 2011–May. 2017 – Graduate Research Assistant / Ph.D. Student Columbia University, New York, USA

Awards

• 2016 – Outstanding Student Paper Award, American Geophysical Union

• 2015 – Antarctica service medal, National Science Foundation

• 2015 – Earth and Space Science Fellowship, National Aeronautics and Space Administration

• 2010 – Old Student Association Trust Scholarship, University College London

• 2010 – Matthews Prize for Excellence in Geophysics, University College London

• 2009 – Chubb Prize for Works of Good Honours Standard, University College London

• 2007 – Alumni Scholarship, University College London

Publications

Submitted / In Review

1. Bowling,J., S.J. Livingstone, A.J. Sole, W. Chu, 2019: Distribution and activity of Greenland subglacial lakes. Nat. Comm.
2. Schroeder, D.M., J.A. Dowdeswell, R.G. Bingham, W. Chu, E.J. MacKie, M.R. Siegfried, J.R. Emmons, K.I. Vega, and K.J.Winstein, 2019: Multi-Decadal Observations of the Antarctic Ice Sheet from Archival Radar Film. PNAS.

Published

1. Bell R.E., K. Tinto, I. Das, M. Wolovick, W. Chu, T.T Creyts, N. Frearson, A. Abdi, J.D. Paden, 2014: Deformation, warming and softening of Greenland’s ice by refreezing meltwater. Nat. Geosci.7(7), 497–502, doi:10.1038/ngeo2179. link
2. Chu, W., T.T. Creyts, and R.E. Bell, 2016: Rerouting of subglacial water flow between neighboring glaciers in West Greenland. J. Geophys. Res. Earth Surf..121(5), 925–938, doi:10.1002/2015JF003705. link
3. Schroeder, D. M., H. Seroussi, W. Chu, and D.A. Young, 2016: Adaptively constraining radar attenuation and temperature across the Thwaites Glacier catchment using bed echoes. J. Glaciology..62(236), 1075–1082, 10.1017/jog.2016.100. link
4. Chu,W., D.M. Schroeder, H. Seroussi, T.T. Creyts, S.J. Palmer and R.E. Bell, 2016: Extensive winter subglacial water storage beneath the Greenland Ice Sheet. Geophys. Res. Lett.43(24), 484–492, 10.1002/2016GL071538. link
5. Bell, R.E.,W. Chu, J. Kingslake, I. Das, M. Tedesco, K.J. Tinto et al., 2017: Antarctic ice shelf potentially stabilized by export of meltwater in surface river. Nature.544(7650), 344–348, 10.1038/nature22048. link
6. Livingstone S.J., W. Chu, J.C. Ely, J. Kingslake, 2017: Paleofluvial and subglacial channel networks beneath Humboldt Glacier, Greenland. Geology.45(6), 551–554, 10.1130/G38860.1. link
7. Chu W., D.M. Schroeder, H.S. Seroussi, T.T. Creyts, and R.E. Bell, 2018: Complex basal thermal transition near the onset of Petermann Glacier, Greenland. J. Geophys. Res. Earth Surf..123(5), 985–995, 10.1029/2017JF004561. link
8. Kendrick, A.K., D.M. Schroeder, W. Chu., T.J. Young, P. Christoffersen., J.Todd and et al., 2019: Surface Meltwater Impounded by Seasonal Englacial Storage in West Greenland. Geophys. Res. Lett, 1–8, 10.1029/2018GL079787. link
9. Chu, W., D.M. Schroeder and M.R. Siegfried, 2018: Retrieval of Englacial Firn Aquifer Thickness from Ice-Penetrating Radar Sounding in Southeastern Greenland. Geophys. Res. Lett45, doi:10.1029/2018GL079751. link
10. Tinto, K., L. Padman, C. Siddoway, S.Springer, H.A. Fricker, I. Das, F.C. Tontini, D. Porter, N. Frearson, S. Howard, M.R. Siegfried, Mosbeux, E. Becker, C. Bertinato, A.Boghosian, Brady, C. Burton, W.Chu and et al, 2019: Ross Ice Shelf response to climate driven by the tectonic imprint on seafloor bathymetry. Nat.Geosci, In Press.

Grants

• NASA NNX15AN28H – $60,000 (2015-09-01 - 2017-05-15), Student Fellowship
  Investigating the influence of subglacial hydrologic conditions on seasonal velocity in northwest Greenland

Teaching Assistant

• Earth's Environmental Systems: The Climate System – A upper level undergraduate and graduate level class that provide an integrated view on the Earth's climate system covering topics from surface energy balance, atmospheric and oceanic circulation, past climate and recent influence of human's activity. The class is composed of weekly hands-on and computer laboratorial sessions that ran by the TAs (Fall 2013; Spring 2013)

• Geodynamics – An advanced graduate level class on solid earth and geodynamics. The class is composed of lectures and hands-on labortorial sessions, with weekly discussion sessions hosted by the TAs (Spring 2012)

Presentations

Invited

• Apr. 2019 – Merging radar with models: Getting new geophysical insights into the subsurface system of ice sheets., University of California, Santa Cruz, CA

• Mar. 2019 – Merging radar with models: Getting new geophysical insights into the subsurface system of ice sheets., University of Cambridge, UK

• Feb. 2019 – Merging radar with models: Getting new geophysical insights into the subsurface system of ice sheets., Penn State University, PA

• Feb. 2019 – Merging radar with models: Getting new geophysical insights into the subsurface system of ice sheets., Durham University, UK

• Jan. 2019 – Merging radar with models: Getting new geophysical insights into the subsurface system of ice sheets., University of Arkansas, AK

• Jan. 2019 – Merging radar with models: Getting new geophysical insights into the subsurface system of ice sheets., Georgia Institute of Technology, GA

• Nov. 2018 – Peering beneath the ice: dynamic subsurface hydrology of the Greenland Ice Sheet., New Mexico Institute of Mining and Technology, NM

• Nov. 2018 – Imaging the Greenland and Antarctic ice sheet subsurface with radio-echo sounding., University of California, Santa Barbara, CA

• Jul. 2018 – Combined radar sounding and ice-sheet modeling: a powerful tool to study dynamic meltwater drainage in the Greenland Ice Sheet., University of Exeter, UK

• Jun. 2018 – Dynamic meltwater drainage beneath the Greenland Ice Sheet: a joint radar sounding-modeling perspective, Newcastle University, UK

• April. 2018 – Dynamic meltwater drainage beneath the Greenland Ice Sheet: a joint radar sounding-modeling perspective, Scripps Institution of Oceanography, La Jolla, CA

• Oct. 2017 – Variability of subglacial and englacial drainage across the Greenland Ice Sheet: a joint model/radar study, California Institute of Technology, Pasadena, CA

• Sept. 2015 – Understanding subglacial hydrology of Russell Glacier, Greenland using radar sounding data, NASA Jet Propulsion Laboratory, Pasadena, CA

• Mar. 2015 – Investigating the influence of subglacial hydrologic conditions on glacier velocity in Greenland, University of California, Irvine, CA

• Dec. 2013 – Influence of ice sheet geometry and supraglacial lakes on subglacial hydrology, Lamont-Doherty Earth Observatory, Palisades, NY

Conference

• Jun 2018 – Quantifying Greenland Water Budget Variability from Top to Bottom using Radar Sounding Data and Modeling, SCAR/IASC Open Science Conference, Davos, Switzerland

• Mar 2018 – Partitioning the Geothermal Component of Basal Melting beneath Ice Sheets: Lessons from Greenland, TACtical Workshop, Hobart, Australia

• Jan 2018 – Quantifying Water Retention Within the Greenland Ice Sheet using Airborne Radar Sounder, Program for Arctic Regional Climate Assessment Meeting, NASA Goddard Space Flight Center, Greenbelt, MA

• Dec. 2017 – Constraining Greenland basal water extent and drainage morphology from radar reflectivity and specularity analysis, AGU Fall Meeting. New Orleans, FL

• Sept 2017 – Using Radar Sounding to Constrain Temporal Changes in Subglacial Hydrology across the Greenland Ice Sheet, NSF Arctic Science Workshop, Buffalo, NY

• Aug. 2017 – Large Variability in Subglacial Drainage Processes Revealed by Airborne Radar Sounding Across the Greenland Ice Sheet, International Glaciological Society Meeting, Boudler, CL

• Dec. 2016 – Distinct Subglacial Drainage Patterns Revealed in High-Resolution Mapping of Basal Radar Reflectivity across Greenland, AGU Fall Meeting, San Francisco, CA

• Jan 2015 – Winter storage subglacial water modulates glacier velocity sensitivity to summer surface melting in Southwest Greenland, Program for Arctic Regional Climate Assessment Meeting, NASA Goddard Space Flight Center, Greenbelt, MA

• Dec. 2015 – Extensive subglacial hydrological network and basal temperate layer in Southwest Greenland: an integrated approach of radar analysis and ice sheet modeling, AGU Fall Meeting, San Francisco, CA

• Dec. 2014 – Spatial Variability of the Subglacial Hydrology in West Greenland from Airborne Radar Data and Simple Drainage Models, AGU Fall Meeting, San Francisco, CA

• Dec. 2013 – Subglacial drainage of surface melt water affects ice motion: Application of a modeling study to West Greenland, AGU Fall Meeting, San Francisco, CA

Service

Community

• Session Organizer/Co-convener: Advances in Understanding Processes at the Beds of Glaciers and Ice Sheets, 2018 AGU Fall Meeting, Washington, MA

• Session Organizer/Co-convener: Beyond Ice Thickness: Using Radar Sounding to Understand the Dynamics of Glacier Systems, 2018 AGU Fall Meeting, Washington, MA

Session Organizer/Co-convener: Mass and energy balance of snow and ice and drivers of Greenland ice sheet mass loss, 2015 EGU General Assembly, Vienna, Austria

• Judge: New York City Science and Engineering Fair Student Presentation

• Judge: EGU student poster and the PICO Award

• Judge: AGU Outstanding Student Presentation

• Reviewer: Journal of Geophysical Research

• Panelist: PANTHER Academy of Earth and Space Science

Student Mentoring

• Eliza Dawson: Ph.D. student at the Department of Geophysics, Stanford University (2018 - present)

• Alexander Kendrick: Ph.D. student at the Department of Geophysics, Stanford University (2017 - present)

• Jade Bowling: Master of Research student in Polar and Alphine Change in the Department of Geography, University of Sheffield (2017 - 2018)

• Andrew Hilger: Master student at the Department of Electrical Enginerring, Stanford University (2017 - 2018)

• Joanna Millstein: Undergraduate summer internship at Lamont-Doherty Earth Observatory of Columbia University (2016)

Outreach

• Exhibit Organizer: NASA Sun and Earth Day, American Museum of Natural History, New York

• Exhibit Organizer: Girls in Science and Engineering Day, Intrepid Sea, Air and Space Museum, New York

• Exhbit Organizer: World Science Festival, World Science Foundation, New York

• Exhibit Organizer: Annual Open House, Lamont-Doherty Earth Observatory, New York

Field Experience

• Fall 2016 – West Antartic Ice Sheet, NASA Operation IceBridge, Gravity instrument team leader, Airborne Geophysics

• Fall 2014 – Ross Ice Shelf, ROSETTA project, Flight planner; Gravity instrument operator, Airborne Geophysics

• Fall 2013 – Ross Ice Shelf, ROSETTA project, Radar sounding instrument operator, Airborne Geophysics

• Summer 2013 – West Greenland, ROSETTA project, Radar sounding instrument operator, Airborne Geophysics

• Summer 2013 – Disko Island, West Greenland, Surface Geophysics

• Summer 2011 – Kennicott Glacier, Alaska, Surface Geophysics

• Spring 2011 – Naples, Italy, Surface Geophysics

• Spring 2009 – Pyrenees, Spain, Geodynamics

• Spring 2008 – Cornwall and Devon, United Kingdom, Geology

• Spring 2007 – Norfolk, United Kingdom, Geomorpology

• Fall 2007 – Dorset, United Kingdom, Geology