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Published online 7 March 2007 | Nature | doi:10.1038/news070305-8
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Not a sea, but a seep, on Mars
Salt deposits could have come from groundwater, not standing water.
Was there once a sea in Mars' Meridiani Planum? Probably not, according to a new model of water flow on the red planet.
The Martian rover Opportunity found lots of mineral salt deposits on the bottom of the Meridiani Planum, just south of the planet's equator.
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