New images of Mars suggest the Red Planet's surface is more active than previously thought, the US space agency (Nasa) reports.[Insert boilerplate condemnation of Bush administration here]
Photographs from Nasa's orbiting spacecraft Mars Global Surveyor show recently formed craters and gullies.
The agency's scientists also say that deposits of frozen carbon dioxide near the planet's south pole have shrunk for three summers in a row.
They say this is evidence to suggest climate change is in progress.
September 21, 2005
Curse those Martian SUVs!
BBC, September 21:
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