{"thcode":61,"term":{"code":224,"name":"subduction zone","parent":194,"scope":"a convergent plate boundary, where one lithospheric plate dives beneath another and is consumed in the asthenosphere; typically expressed at the surface as a deep-sea trench."},"uf":[],"bt":[{"code":194,"name":"geological features","parent":94,"scope":"features associated with a particular geologic phenomenon, origin, or interpretation."},{"code":94,"name":"feature type","parent":1,"scope":null},{"code":1,"name":"Marine Realms Information Bank (MRIB) keyword categories","parent":null,"scope":null}],"nt":[],"rt":[]}