Fisher Icarus 1993
Fisher Icarus 2000
MacClune et al. JGR 2003
Robin Johnston (PSU) web site
Ng and Zuber JGR 2006

Kostrikov LPSC 2005
Pelletier Geology 2004
Pathare and Paige Icarus 2005
Earth and Space Sciences ESS 595A/QUAT 504C, SPR 2006
Ice on Mars

Week 7:

Discussion leaders:

Hans Christian Steen-Larsen and Tanya Harrison

Troughs and Chasmae -why and how?

Formation of troughs by "accublation"

  • Fisher, D.A. 1993. If Martian ice caps flow: ablation mechanisms and appearances. Icarus 105 501-511.
  • Fisher, D. A. 2000. Internal layers in an accublation ice cap: A test for flow. Icarus 144, 289 294.
Terrestrial analog (?)
  • MacClune, KL et al. 2003 Glaciers of the McMurdo Dry Valleys: terrestrial analog for Martin polar sublimation. JGR 108(E4) 5031 doi:10.1029/2002E001878
  • Robin Johnston's web site on Taylor Glacier troughs

Is wind responsible for troughs?

  • Ng, F.S.L. and M.T. Zuber. 2006. Patterning instability on the Mars polar caps. JGR 111, E02005, doi:10.1029/2005JE002533.
  • Pelletier, J.D. 2004. How do spiral troughs form on Mars? Geology 32(4) 365-367.

Flow Distortion and Sublimation of Troughs?

  • Pathare, A.V. and D.A. Paige. 2005. The effects of martian orbital variations upon the sublimation and relaxation of north polar troughs and scarps. Icarus 174, 419-443.

Did Coriolis force during ice-sheet collapse create troughs?

  • Kostrikov, A.A. 2005. The Martian north polar cap spirals are the traces of an ancient ice sheet collapse. LPSC 36, extended abstract.