News and Views
Nature Geoscience 2, 169 - 170 (2009)
doi:10.1038/ngeo448
Subject Category: Planetary science
Planetary science: Ancient equatorial ice on Mars?
Brian Hynek1
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Brian Hynek is at the University of Colorado, Campus Box 392, Boulder, Colorado 80309, USA.
e-mail: hynek@lasp.colorado.edu
Abstract
NASA's Opportunity rover found enigmatic sulphate deposits at Meridiani Planum on Mars. A proposal that the deposits are sublimation leftovers of large ice-fields, similar in scale to those at the present-day polar caps, adds to the existing hypotheses.
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