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06-December-2008, 02:00 PM
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"Stairways" on Mars Lead to Clues on Cyclical, Moderate Climate
We see evidence on Mars' surface of a violent past: massive volcanic eruptions, catastrophic floods, and a surface scarred with craters. But new images of rock formations on Mars resembling stairs suggest Mars at one time had a regular pattern of predictable and even moderate climate cycles persisting for millions of years. [...]
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06-December-2008, 09:43 PM
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Hate to say it, because I love Mars, but that's sort of ugly.
 Yeah, I know we're not going for aesthetics here, but..... Are they called "steppes"? I've seen pics of somewhat-circular/graded Martian "steppes" by MOC (?). I know MOC is gone, btw. Anyway, those formations reminded me of the shells of certain tortoises. Tried to find an example at APOD archive; no luck.
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