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After a martian dust storm

The largest dust storm seen on Mars in more than 2 decades (SN: 7/28/01, p. 53: Craft tracks giant dust storm on Mars) is now beginning to wane, according to data from the Mars Global Surveyor spacecraft. Warmed by dust, the atmosphere is still about 10C hotter than a year ago, says Surveyor scientist Philip Christensen of Arizona State University in Tempe.

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