Research shows largest ‘turbidity currents’ can carry more sediment than the annual output of all the world’s rivers combined over time
n 18 November 1929, a magnitude 7.2 earthquake shook the ocean floor off the coast of Newfoundland,. Within minutes transatlantic telephone cables started sequentially snapping, with the furthest cable – 600km from the quake – breaking 13 hours and 17 minutes later.
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