Coastlines that are far from subduction zones have a lower risk for tsunamis compared to coastlines that are near to subduction zones.

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Tsunamis are typically caused by large earthquakes that occur near subduction zones, where one tectonic plate is being forced beneath another. These earthquakes can cause the seafloor to shift, displacing large amounts of water and creating a series of powerful waves that can travel across entire ocean basins. Coastlines that are near to subduction zones are therefore at a higher risk for tsunamis compared to those that are far away.

Coastlines That Are Far from Subduction Zones Have a Lower