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Christina HulbeBS (Montana Tech, 1990), MS (Ohio State University, 1994), PhD (University of Chicago, 1998)


Email christina.hulbe@otago.ac.nz
Tel +64 3 471 6407
Office: Ōwheo Building, Room 1.09

Profile

I am a geophysicist who studies how and why polar ice sheets change over time.

While I got my start in a remote west Antarctic field camp, most of my research today is computational, using mathematical models and remote sensing to investigate modern systems and the recent past.

Since arriving at Otago, I returned to the ice, as the programme lead for a multi-institution, interdisciplinary investigation into the Vulnerability of the Ross Ice Shelf in a Warming World. Today I am part of the MBIE-funded Antarctic Science Platform Programmme 1: Antarctic Ice Dynamics. Our aims are to observe and understand the processes and process interactions that determine how, and how fast, ice in will respond to and participate in climate change.

My teaching background is broad; including math fundamentals for geospatial science, polar glaciology and climate change, and spatial analysis of graphic narrative (some of my favourite examples are n the environmental horror comic, Swamp Thing). I am fortunate to keep up my Antarctic teaching through collaboration with the Otago Department of Marine Science and to work with some excellent postgraduate students.

Teaching

  • SURV 130 People, Place and the Built Environment
  • SURV 418 Advanced Geographic Information Science
  • MARI 201 Oceanography: The Physical Ocean

Research interests

Earth's polar regions are changing rapidly and understanding both the causes and implications of change have great scientific and social relevance.

In many cases, there is a big mismatch between the relatively short time spans over which people have been observing polar ice and the much longer time scales for processes at work in those systems. Fortunately, placing contemporary change in the right glaciological context can be helped along using physics-based computational models.

That's what interests me: finding interesting situations in the ice (mainly via satellite remote sensing) and then using computational models to write the story of how things got to be that way. Ongoing projects involve geophysical studies of the Ross Ice Shelf and its interaction with other parts of the physical environment, statistical methods to find patterns in ice sheet change that might be used to infer underlying processes in ways not biased by researcher “intuition,” and fracture mechanics in floating ice.

Projects

Current projects

  • Antarctic science platform Tiaki Whenua: Ice dynamics (MBIE)
  • Community perspectives on glacier and ice sheet engineering interventions
  • Home and away: Representations of geographic concepts in war cartoons

Responsibilities

University

Publications

Stevens, C. L., Stewart, C. L., Robinson, N. J., Washam, P., Horgan, H. J., Lawrence, J. D., … Hulbe, C. L., & Dunbar, G. B. (2026). Ocean stratification and tides control basal melting at the Ross Ice Shelf Grounding Zone. Science Advances, 12, eady8474. doi: 10.1126/sciadv.ady8474 Journal - Research Article

Xiahou, Y., Brewer, M., Hulbe, C., & Stevens, C. (2026). Hydrographic variability in the central Ross Ice Shelf cavity and the implications for ocean circulation. Journal of Geophysical Research: Oceans, 131, e2025JC023511. doi: 10.1029/2025JC023511 Journal - Research Article

Pang, A., Liang, Q., Hulbe, C., Yang, T., Zhou, Q., Forbes, M., & Cheng, X. (2026). A framework for characterizing 3-D structures of crevasses and rifts across Antarctic ice shelves. IEEE Transactions on Geoscience & Remote Sensing, 64, 4300119. doi: 10.1109/TGRS.2025.3645189 Journal - Research Article

Tidey, E. J., Berghan, J. D., & Hulbe, C. L. (2025). The contribution of undergraduate honours research to professional surveying education: A case study in Aotearoa New Zealand. Survey Review. Advance online publication. doi: 10.1080/00396265.2025.2596368 Journal - Research Article

Hulbe, C. (2025, June). Everything old is new again: Looking into the past (of Dunedin's foul sewer) to find lessons for today. Excellence Exemplified: The 2024 University of Otago Distinguished Professors and Early Career Awardees, University of the Third Age (U3A), Dunedin, New Zealand. [Research Presentation]. Other Research Output

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