Volcanoes and Earthquakes Science Kit
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In all, 203,186 earthquakes are marked on the map, which is current through 2003. And it reveals the story of plate tectonics itself.To be sure, the brightest and densest regions of the map provide a tragically beautiful view of the planet’s tectonic plates. Though it may be even more interesting to see just how many earthquakes happen that aren’t along these major lines, which are so-called intraplate earthquakes.