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@RonInDune @GeoSciTweeps Specifically, the undersea 'river channel' is called the Gollum Channel. You can read about that & a whole lot more https://t.co/6DbGj6xy6J
@RonInDune @GeoSciTweeps Specifically, the undersea 'river channel' is called the Gollum Channel. You can read about that & a whole lot more https://t.co/6DbGj6xy6J