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Antarctic Sea Ice Thickness from Space

Antarctic sea ice thickness from space: validating estimates from the laser and radar satellite altimeters with ship-based measurements is a three year project funded by NASA Cryosphere Program (#NNX08AQ87G) from 6/3/2008-6/2/2011 (Project Summary).


Management Team Postdoc and Students

 Prof. Steve Ackley (PI), UTSA

 Dr. Hongjie Xie (Co-PI), UTSA

 Dr. Thorsten Markus (Co-PI), NASA/GSFC

 Dr. Tony Worby (Co-PI), Australian Antarctic Division

 Dr. Jay Zwally (Collaborator), NASA/GSFC

 Dr. Donghui Yi (Collaborator), SGT/GSFC/NASA

 Dr. Seymour Laxon (Collaborator), Univ. Col. London

 Dr. Ahmet Tekeli (Postdoc), UTSA

 Ms. Burcu Cicek (PhD student), UTSA

 Mr. Mike Lewis (PhD student), UTSA




  • LRSG/UTSA awarded a NASA supplement for Education to develop "Polar and Planetary Sciences Modules for k-12 Teachers", (30k for 2010-2011), (PI Ackley, CoPIs Xie and Fies)

  • Project Second Year Annual Report (2009-2010) to NASA: (pdf)

  • Our NASA project co-funding the ISSI workshop "Monitoring Arctic and Antarctic sea ice form various satellite products" held in 15-19 March, 2010 at the ISSI, Bern, Switzerland. Workshop team leaders Burcu and Hongjie.

    • Workshop presentations, papers, pictures, and summary of the workshop can be downloaded from here. (note: click Cancel if it asks you to enter a password, you will then be able to download it or view it).

  • Project First Year Annual Report (2008-2009) to NASA: (pdf)

  • LRSG/UTSA researches/publications highlighted in the NOTUS of the AGCS Newsletter in the June 2009 issue (pdf)

  • Antarctic Sea Ice Workshop, Lucca, Italy (March 22-24, 2009) Final Report (pdf)






Worby, A., A. Steer, J. Lieser, N. Galin, D. Yi, I. Allison, P. Heil, R.A. Massom, and J. Zwally, 2010. Regional-scale sea ice and snow thickness distributions from in situ and satellite measurements over East Antarctica during SIPEX. Deep Sea Research, Accepted


Xie,H., S.F. Ackley, D. Yi, H.J. Zwally, P. Wagner, B. Weissling, M. Lewis, K. Ye 2010, Sea ice thickness distribution of the Bellingshausen Sea from surface measurements and ICESat altimetry, Deep Sea Research, Accepted


Ozsoy-Cicek, B., Kern, S., Ackley, S.F., Xie, H., Tekeli, A.E., 2010. Intercomparisons of Antarctic sea ice properties from ship observations, active and passive microwave satellite observations in the Bellingshausen Sea. Deep Sea Research II, Accepted


Lewis, M. J., Tison, J. L., Weissling, B., Delille, B., Ackley, S. F., Brabant, F., Xie, H., 2010. Sea ice and snow cover characteristics during the winter-spring transition in the Bellingshausen Sea: an overview of SIMBA 2007, Deep Sea Research II (accepted)


Huang, X.D., H. Xie, T.G. Liang, D. Yi, 2010. Estimating vertical error of SRTM and map-based DEMs using ICESat altimetry data in eastern Tibetan Plateau. International J. of Remote Sensing (accepted).


Weissling, B. and S.F. Ackley, Antarctic sea ice altimetry: scale and resolution effects on derived ice thickness distribution, IGS, Submitted, (presented at IGS Tromso Norway, June 2010)


Gao, Y., H. Xie, N. Lu, T. Yao, and T. Liang, 2010. Toward advanced daily cloud-free snow cover and snow water equivalent products from Terra-Aqua MODIS & Aqua AMSR-E measurements. Journal of Hydrology, doi:10.1016/j.jhydrol.2010.01.022.


Gao, Y., H. Xie, T. Yao, and C. Xue, 2010. Integrated assessment on multi-temporal and multi-sensor combination for reducing cloud obscuration of MODIS snow cover products at the Pacific Northwestern USA. Remote Sensing of Environment, doi:10.1016/j.rse.2010.02.017


Fan, C., H. Xie, D. Schulze-Makuch, S.F. Ackley, 2010. A formation mechanism for hematite-rich spherules on Mars. Planetary and Space Science 58(3):401-410, doi:10.1016/j.pss.2009.11.001 


Weissling, B., S.F. Ackley, P. Wagner, and H. Xie, 2009. EISCAM - Digital image acquisition and processing for sea ice parameters from ships. Cold Regions Science and Technology, 57(1): 49-60. doi:10.1016/j.coldregions.2009.01.001 (link).


Ozsoy-Cicek, B., H. Xie, S.F. Ackley, and K. Ye, 2009. Antarctic summer sea ice concentration and extent: comparison of ODEN 2006 ship observations, satellite passive microwave and NIC sea ice charts. The Cryosphere, Vol.3 (1):1-9 (link).


Wang, X. and H. Xie, 2009. New methods for studying the spatiotemporal variation of snow cover based on combination products of MOIDS Terra and Aqua. Journal of Hydrology, Vol 371:192-200. doi:10.1016/j.jhydrol.2009.03.028


Ackley, S.F., M.J. Lewis, C.H. Fritsen, and H. Xie, 2008. Internal melting in Antarctic sea ice: development of "Gap Layers". Geophysical Research Letters, 35, L11503, doi:10.1029/2008GL033644







Last Updated: April, 2010