Crustal Earthquakes. Lower-crustal earthquakes. Posted byolegumdr January 26, 2020January 29, 2020 Keywords: Advanced Search Directory View All Listings Add Listing Subduction zones and earthquakes Business Name Subduction zones and earthquakes Business Genre Crustal Earthquakes. Lower-crustal earthquakes., Deep Earthquakes., Earthquakes Long Business Description Subduction zones are plate tectonic boundaries where two plates converge, and one plate is thrust beneath the other. This process results in geohazards, such as earthquakes and volcanoes Business Website Address Subduction zones and earthquakes Business Tags Earthquakes, Subduction zones