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The main reason is size.Not surprisingly, the shallowest portions of subduction zones are known best.

Hall,.E.;.Looking at the Pacific Ring of Fire reveals the link between subduction zones and volcanoes.

The tremendous magnitudes of earthquakes or volcanic eruptions can also have knock-on effects with global impact."Dumping and Loss overview".At a subduction zone, the oceanic crust usually sinks into the mantle beneath lighter continental crust.

"usgs publishes a new blueprint that can help make subduction zone areas more resilient".26 Subduction may also cause orogeny without bringing in oceanic material that collides with the overriding continent.

These boundaries mark the collision between two of the planet's tectonic plates.1, regions where this process occurs are known as subduction zones.Whatever their cause, the tsunami threat from subduction zones is monitored by government agencies such as noaa in countries around the Pacific Ocean.