Are More Quakes on the Way?
Major new earthquakes in New Zealand make us wonder: Are more on the way–and if so, where will they strike? Scientists are warning that the northwest coast of the US could be devastated by a huge movement of undersea plates known as a "megathrust" earthquake, despite the fact that this fault line has been dormant for 300 years. "Megathrusts" are the world’s largest earthquakes, which happen in a "subduction zone"–a region where one of the earth’s tectonic plates is underneath another.
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