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ICARUS

International Journal of Solar System Studies

Volume 154, Number 1, November 2001

Special Issue on Mars Polar Science II
Guest Editor: Stephen M. Clifford

            Guest Editorial

     1      Introduction to the second Mars Polar Science Special Issue
                Stephen M. Clifford, Thorsteinn Thorsteinsson, Helgi Björnsson, David A. Fisher, and
                David A. Paige

            Special Issue Articles

     3      Geologic history of the polar regions of Mars based on Mars Global Surveyor
             data. I. Noachian and Hesperian periods
                Kenneth L. Tanaka and Eric J. Kolb

   22      Geologic history of the polar regions of Mars based on Mars Global Surveyor
             data. II. Amazonian period
                Eric J. Kolb and Kenneth L. Tanaka

   40      The evolution of the martian hydrosphere: Implications for the fate of a
             primordial ocean and the current state of the northern plains
                Stephen M. Clifford and Timothy J. Parker

   80      Preliminary geological assessment of the northern edge of Ultimi Lobe,
             Mars south polar layered deposits
                Bruce Murray, Michelle Koutnik, Shane Byrne, Laurence Soderblom, Kenneth Herkenhoff,
                and Kenneth L. Tanaka

   98      Recent aqueous environments in martian impact craters: An astrobiological
             perspective
                Nathalie A. Cabrol, David D. Wynn-Williams, David A. Crawford, and Edmond A. Grin

  113     Morphogenesis of Antarctic paleosols: Martian analogue
                 W. C. Mahaney, J. M. Dohm, V. R. Baker, Horton E. Newsom, D. Malloch,
                R. G. V. Hancock, Iain Campbell, D. Sheppard, and W. M. Milner

  131     Martian north polar cap recession: 2000 Mars Orbiter camera observations
                Philip B. James and Bruce A. Cantor

  145     Comparison of the north and south polar caps of Mars: New observations from
             MOLA data and discussion of some outstanding questions
                Kathryn E. Fishbaugh and James W. Head III

  162     TES mapping of Mars' north seasonal cap
                Hugh H. Kieffer and Timothy N. Titus

 181      Formulation of frost layer of water ice on Mars
                Keiji Higuchi

 183      Water vapor abundances over Mars north high latitude regions: 1996-1999
                A. L. Sprague, D. M. Hunten, R. E. Hill, L. R. Doose, and B. Rizk

 190      Cloud reflection observations: Results from the Mars Orbiter Laser Altimeter
                Anton B. Ivanov and Duane O. Muhleman

 207      Is release of martian atmosphere from polar clathrate the cause of the Nakhlite
             and ALH84001 Ar/Kr/Xe ratios?
                Donald S. Musselwhite and Timothy D. Swindle

 216      Cosmic ray and UV radiation models on the ancient martian surface
                G. J. Molina-Cuberos, W. Stumptner, H. Lammer, N. I. Kömle, and K. O'Brien       

All articles are available at http://www.idealibrary.com