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Doc Fission posted:esker Thats a geographic feature left by a passing glacier. What sort of feature, I don't remember. I think a ridge of material pushed up by a glacier is a moraine, so not that. Maybe the depression where the stuff that got carved out used to be.
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# ¿ May 4, 2021 04:29 |
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# ¿ Apr 26, 2024 05:24 |