DUST OFF. The Thermal Emission Spectrometer
(TES) spotted regions of Mars that had relatively warm overnight
temperatures, suggesting they were wholly or largely free of blanketing
dust. This image shows where TES saw rockier areas (reddish tones)
and dustier ones (purple). Click on the image to download a larger
version (2.8 MB). NASA/JPL/Arizona State University
Christensen, P.R., J.L. Bandfield, J.F. Bell, III, N. Gorelick, V.E. Hamilton, A. Ivanov, B.M. Jakosky, H.H. Kieffer, M.D. Lane, M.C. Malin, G.L. Mehall, T. McConnochie, A.S. McEwen, H.Y. McSween, Jr., J.E. Moersch, K.H. Nealson, J.W. Rice, Jr., M.I. Richardson, S.W. Ruff, M.D. Smith, T.N.Titus, and W. Wyatt, Morphology and composition of the surface of Mars: Mars Odyssey THEMIS results, Science, 300, 2056-2061, 2003.
Rogers, A.D., P.R.Christensen, and J.L. Bandfield, Compositional heterogeneity of the ancient martian crust: Analysis of Ares Vallis bedrock with THEMIS and TES data, J. Geophys. Res., 110, E05010, doi:10.1029/2005JE002399, 2005.