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>The first data back from Odyssey, though, makes me >think we'll be dealing largely with regolith hardened >by permafrost. It will probably be as good as bedrock >from a construction point of view in any event.
But Permafrost could be a problem, as it loses its strength, when it gets warm, as it will, because the isulation of the habitat can't be that strong.
Cheers
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