Evidence for an Ancient Periglacial Climate in Gale Crater, Mars
Dorothy Z. Oehler1, Alberto G. Fairén2, Nicolas Mangold3, Bernard Hallet4, Laetitia Le Deit3, Amy Williams5, Ronald S Sletten6 and Jesús Martínez-Frías7, (1)Jacobs Technology, NASA Johnson Space Center, Houston, TX, United States, (2)Centro de Astrobiología, Madrid, Spain, (3)LPGN Laboratoire de Planétologie et Géodynamique de Nantes, Nantes Cedex 03, France, (4)University of Washington, Earth and Space Sciences, Seattle, WA, United States, (5)University of Maryland College Park, College Park, MD, United States, (6)University of Washington, Quaternary Research Center, Earth and Space Sciences, Seattle, WA, United States, (7)Instituto de Geociencias, Facultad de Ciencias Geologicas, Madrid, Spain