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 Sea Level And Ice (329C): People
Erik Ivins's Picture
Jet Propulsion Laboratory
M/S 300-233
4800 Oak Grove Drive
Pasadena, CA 91109
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Erik Ivins

Senior Research Scientist

  • BSc in Physics, Calif. Polytechnic Univ. Pomona (1972)
  • MSc in Geophysics & Planetary Physics, UCLA, Los Angeles (1976)
  • PhD in Earth Sciences, USC, Los Angeles (1995)

Research Interests
  • Elastic and viscous flow of the solid earth's deformation field using advanced modeling techniques
  • Postseismic relaxation and adjustment processes
  • Use of time-variable space gravity, GPS and altimetry for monitoring cryospheric change, postglacial rebound and sea level change

Selected Awards
  • NASA N-SLCT Team (2014-2017)
  • NASA Group Achievement Award, Ice Mass Balance Intercomparison Exercise Team (2013)
  • Editor's Citation for Excellence in Refereeing for JGR-Solid Earth (2011)
  • NASA Exceptional Service Medal (2010)
  • Editor's Citation for Excellence in Refereeing for GRL (2007)
  • Editor's Citation for Excellence in Refereeing for JGR-Solid Earth (2000)

Selected Service
  • Member of IAG Subcomission on Science Requirements for Future Space Gravimetry Missions
  • GRACE Science Team 2003-2015
  • Member of Global Geodetic Observing System (GGOS) Working Group on "Contributions to Earth System Modeling"
  • NASA Lead Scientist for "Ice Sheet Mass Balance Intercomparison Exercize" (Joint with the European Space Agency)
  • Member of the National Science Foundation Polar Networks Science Advisory Committee
  • Advisory Panel: DynaQlim (Upper Mantle Dynamics and Quaternary Climate in Cratonic Areas, International Lithosphere Program), 2008-2012.
  • Guest Editor: J. Geodynamics. "Glacial Isostatic Adjustment: New Developments and Applications in Global Change, Hydrology, Sea-level Level, Cryosphere and Geodynamics", 2008.
  • Rapporteur at the UNESCO Sponsored Understanding Sea Level Change and Variability Workshop, Paris June 6-9, 2006
  • NASA Interdisciplinary Science PI
  • Geodesy Program Chair, AGU-CGU Joint Meeting 2004

Selected Publications
  1. Bouman, J., M. Fuchs, E.R. Ivins, W. van der Wal, E. Schrama, P. Visser, and M. Horwath (2014), Antarctic outlet glacier mass change resolved at basin scale from satellite gravity gradiometry, Geophys. Res. Lett., 41, doi:10.1002/2014GL060637
  2. Adhikari, S., E.R. Ivins, E. Larour, H. Seroussi, M. Morlighem and S. Nowicki, (2014) Future Antarctic bed topography and its implications for ice sheet dynamics, Solid Earth Discuss., 6, 191-228, doi: 10.5194/sed-6-191-2014.
  3. Lange, H., G. Casassa, E. R. Ivins, L. Schröder, M. Fritsche, A. Richter, A. Groh and R. Dietrich, (2014) Observed crustal uplift near the Southern Patagonian Icefield constrains improved viscoelastic Earth models, Geophys. Res. Lett., 41, 805-812, doi:10.1002/2013GL058419.
  4. Hanna, E., F. Navarro, F. Pattyn, C. M. Domingues, X. Fettweis, E. R. Ivins, R. J. Nicholls, C. Ritz, B. Smith, S. Tulaczyk, P. L. Whitehouse & H. J. Zwally, Ice sheet mass balance and climate change, Nature, 498, 51-56 (2013).
  5. Ivins, E. R., T. S. James, J. Wahr, E. J.O. Schrama, F.W. Landerer & K. M. Simon, Antarctic contribution to sea-level rise observed by GRACE with improved GIA correction, J. Geophys. Res., B - Solid Earth, 118, 3126-3141, doi:10.1002/jgrb.50208 (2013).
  6. Sasgen, I., H. Konrad, E. R. Ivins, M. R. Van den Broeke, J. L. Bamber, Z. Martinec & V. Klemann, Antarctic ice-mass balance 2003 to 2012: regional reanalysis of GRACE satellite gravimetry measurements with improved estimate of glacial-isostatic adjustment based on GPS uplift rates, The Cryosphere, 7, 1499-1512, doi:10.5194/tc-7-1499-2013 (2013).
  7. Shepherd, A., E.R. Ivins et al., (2012) A reconciled estimate of ice sheet mass balance, Science, 338,1183-1189.
  8. Simms, A.R., E.R. Ivins, R. DeWitt, P. Kouremenos & L. Miller, (2012) Timing of the most recent Neoglacial advance and retreat in the South Shetland Islands, Antarctica Peninsula, Insights from raised beaches evidence and Holocene uplift rates, Quaternary Sci. Rev., 47, 41-55.
  9. Vermeersen B. L. A., E.R. Ivins and M.A. King, (2011) Special section on observation and modeling of glacial isostatic adjustment, Tectonophysics, 511, 67-68, doi: 10.1016/j.tecto.2011.10.012, 2011.
  10. Ivins, E. R., M. M. Watkins, D. Yuan, R. Dietrich, G. Casassa, and A. Rülke (2011), On-land ice loss and glacial isostatic adjustment at the Drake Passage: 2003-2009, J. Geophys. Res., 116, B02403, doi:10.1029/2010JB007607.
  11. Wu, X., M.B. Heflin, H. Schotman, B.L.A. Vermeersen, D. Dong, R.S. Gross, E.R. Ivins, A.W. Moore & S.E. Owen, (2010) Simultaneous estimation of global present-day water transport and glacial isostatic adjustment, Nature Geosciences, 3, September, doi:10.1038/ngeo938.
  12. Poutanen, M. & E.R. Ivins, (2010) Upper mantle dynamics and Quaternary climate in cratonic areas (DynaQlim)-understanding the glacial isostatic adjustment, J. Geodynamics, 50, 2-7, doi:10.1016/j.jog.2010.01.013.
  13. Simon, K.M., T.S. James and E.R. Ivins, (2010) Ocean loading effects on predictions of uplift and gravity change due to glacial isostatic adjustment in Antarctica, J. Geodesy, 84, 305-317.
  14. Dietrich, R., E.R. Ivins, G. Casassa, H. Lange, J. Wendt & M. Fritsche, (2010) Rapid crustal uplift in Patagonia due to enhanced ice loss, Earth and Planetary Sci. Lett., 289, 22-29.
  15. Ivins E.R., (2009) Ice sheet stability and sea level, Science, 324, 888-889.
  16. Wu, X-P., R.G. Blom, E.R. Ivins, F.A. Oyafuso and M. Zhong (2009) Improved inverse and probabilistic methods for geophysical applications of GRACE gravity data, Geophys, J. Int., 177, 865-877.
  17. Ivins, E.R. and D. Wolf, Glacial isostatic adjustment: New developments from advanced observing systems and modeling, J. Geodynamics, 46, 69-77, 10.1016/j.jog.2008.06.002.
  18. Amalvict, M., P. Willis, G. Wöppelmann, E.R. Ivins, M-N. Bouin, L. Testut and J. Hinderer, (2008) Isostatic stability of the East Antarctic station Dumont d′Urville from long-term geodetic observations and geophysical models, Polar Res., 28, 193-202.
  19. Klemann, V., Z. Martinec and E.R. Ivins, (2008) Glacial isostatic adjustment and present-day plate motion, J. Geodynamics, 46, 95-103, 10.1016/j.jog.2008.04.005.
  20. Ivins, E.R., R.K. Dokka and R.G. Blom, (2007) Post-glacial sediment load and subsidence in coastal Louisiana, Geophys. Res. Lett., 34, L16303, doi:10.1029/2007GL030003.
  21. Chen, J.L., C.R. Wilson, B.D. Tapley, D.D. Blankenship and E.R. Ivins, (2007), Patagonian icefield melting observed by Gravity Recovery and Climate Experiment (GRACE), Geophys. Res. Lett., 34, L22501, doi:10.1029/2007GL031871.
  22. Klemann,V., Ivins, E.R., Martinec, Z. and D. Wolf, (2007) Models of active glacial isostasy roofing warm subduction: The case of the South Patagonian icefield, J. Geophys. Res., B., B09405, doi:10.1029/2006JB004818.
  23. Wu, X, M.B. Heflin, E.R. Ivins and I. Fukumori, Seasonal and interannual global surface mass variations from geodetic data combination, J. Geophys. Res., Solid Earth, B, 111, B09401 doi:10.1029/2005JB004100. 2006.
  24. Ivins, E.R. E. Rignot, X. Wu, T.S. James and G. Casassa, Ice mass balance and Antarctic gravity change: Satellite and terrestrial perspectives, In, Earth Observation with CHAMP: Results from 3 Years in Orbit, Ch. Reigber, H. Luhr, P. Schwintzer and J. Wickert, (eds.) Springer-Verlag, Berlin, 3-11, 2005, ISBN: 3-540-22804-7.
  25. Kaufmann, G. P. Wu and E.R. Ivins, Lateral viscosity variations beneath Antarctica and their implications on regional rebound motions and seismotectonics, J. Geodynamics, 39, 165-181, 2005.
  26. Larsen, C.F., R.J. Motyka, J.T. Fryemueller, K.A. Echelmeyer and E.R. Ivins, Rapid viscoelastic uplift in southern Alaska caused by post-Little Ice Age retreat, Earth Planetary Sci. Lett., 237, 548-560, 2005.
  27. Ivins , E.R. and T.S. James, Antarctic glacial isostatic adjustment: A new assessment, Antarctic Science, 17(4), 541-553, 2005.
  28. Larsen, C.F., R.J. Motyka, J.T. Fryemueller, K.A. Echelmeyer, and E.R. Ivins, Rapid uplift of southern Alaska caused by recent ice loss, Geophys. J. Int. 158, 1118-1133, 2004.
  29. Raymond, C.A., E.R. Ivins, M.B. Heflin and T.S. James, Quasi-continuous Global Positioning System measurements of Glacial isostatic adjustment in the Northern Transantarctic Mountains, Global and Planetary Change, 42, 295-303, 2004.
  30. Ivins, E.R. and T.S. James, Bedrock response to Llanquihue Holocene and present-day glaciation in southernmost South America, Geophys. Res. Lett., 31, L-24613, doi:10.1029/2004GL021500, 2004.
  31. Ivins, E.R., V. Klemann and T.S. James, Stress shadowing by the Antarctic ice sheet, J. Geophys. Res., 108 (12) doi:10.1029/2002JB002182, 2003.
  32. Ivins, E.R., C.A. Raymond and T.S. James, Late-Pleistocene, Holocene and present-day ice load evolution in the Antarctic Peninsula: Models and predicted vertical crustal motion, in Ice Sheets, Sea Level and the Dynamic Earth, (ed. J.X. Mitrovica and B. Vermeersen), Geodynamics Ser. 29, 133-155, A.G.U., Washington, DC, 2002.
  33. Wu, X., M.M. Watkins, E.R. Ivins, R. Kwok, P. Wang and J.M. Wahr, Toward global inverse solutions for the determination of current and past ice mass variations: Contribution of secular satellite gravity and topography change measurements, J. Geophys. Res., Solid Earth, 107, doi:10.1029/201JB000543, 2002.
  34. Ivins, E.R., C.A. Raymond and T.S. James, The influence of 5000 year-old and younger glacial mass variability on present-day crustal rebound in the Antarctic Peninsula, Earth, Planets and Space, 52, 1023-1029, 2000.
  35. Ivins, E.R.. Transient creep of a composite lower crust, 2, A polymineralic basis for rapidly evolving postseismic deformation modes, Journal of Geophysical Research 105 (B2), 3229-3232, 2000.
  36. Ivins, E.R. and T.S. James, Simple models for late Holocene and present-day Patagonian glacier fluctuations and predictions of a geodetically detectable isostatic response, Geophys. J. Int., 138, 601-624, 1999.
  37. James, T.S. and Ivins, E.R. (1998) Predictions of Antarctic crustal motions driven by present-day ice sheet evolution and by isostatic memory of the Last Glacial Maximum, J. Geophys. Res., B, 103, 4993-5017.
  38. James, T.S. and Ivins, E.R. (1997) Global geodetic signatures of the Antarctic ice sheet, J. Geophys. Res., B, 102, 605-633.
  39. Ivins, E.R. and C.G. Sammis (1996) Transient creep of a composite lower crust 1. Constitutive theory, J. Geophys. Res., 101, 27,981-28,004.
  40. Ivins, E.R., (1996) Transient creep of a composite lower crust 2. A polymineralic basis for rapidly evolving postseismic deformations modes, J. Geophys. Res., 101, 28,005-28,028.
  41. Ivins, E.R. and C.G. Sammis (1995) On lateral viscosity in the mantle and the rheology of low frequency geodynamics, Geophysical J. Int., 123, 305-322.
  42. James, T.S. and Ivins, E.R.(1995) Antarctic mass balance and present-day crustal motion, Geophysical Res. Lett., 22, 973-976.
  43. Ivins, E.R., C.G. Sammis and C.F. Yoder (1993) Deep mantle viscous structure with prior estimate and satellite constraint, J. Geophys. Res., 98, 4579-4609.
  44. Ivins, E.R., T.H. Dixon and M.P. Golombek, Extensional reactivation of an abandoned thrust: A bound on shallowing in the brittle regime, J. Structural Geol., 12, 303-314, 1990.

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