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Rob Bell and tsunami buoy

Dr Rob Bell beside a DART® tsunami buoy. The buoy transmits pressure (depth) data from a tethered sea-floor pressure gauge. There is a network of DART® buoys around the Pacific Ocean.
Dr Rob Bell beside a DART® tsunami buoy. The buoy transmits pressure (depth) data from a tethered sea-floor pressure gauge. There is a network of DART® buoys around the Pacific Ocean.