The outer skin of our planet is covered with several vast jagged, slabs of rock known as tectonic plates. These plates spread very slowly, at anywhere from 1 to 20 centimeters per year. However, in some unstable zones, their movement can be violent enough to trigger earthquakes. Predicting earthquakes can be extremely challenging, but have we made any improvement on the warning system technologies we rely on today?

Via – Ted-ED

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