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(Created page with "== Introduction == A harmonic tremor is a type of continuous seismic activity often associated with the movement of magma in volcanoes. This type of seismic activity is characterized by a rhythmic, continuous, and nearly constant signal seismic signal that can last for hours to days. Unlike regular earthquakes, which release energy in a single, short-lived event, harmonic tremors release energy over a prolonged period, making them a key indicator of vo...") |
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