As I understood it they were mostly triggered by sub-sea slippage (laying undersea cables can do it too), particularly the spectacular avalanches that occur on the edges of continental shelves.
Ooooh. All my old oceanography is coming out now. Those videos were great.
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timeasmymeasure
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Date: 2008-09-26 09:57 am (UTC)Ooooh. All my old oceanography is coming out now. Those videos were great.