Plate Boundaries : The edges of plates or the junction between plates. See also: plates, convergent (both collision and subduction), spreading, and transform boundaries
Natural and Environmental Disaster Information Exchange System NEDIES, European Commission, Directorate General Joint Research Centre (DG JRC), Institute for the Protection and Security of the Citizen (IPSC), Ispra (Varese) Italy, http://nedies.jrc.it/index.asp?ID=82#Top, US Geological Survey (USGS), Earthquake Hazards Program, Earthquake Glossary, Washington, DC, USA 2009. http://earthquake.usgs.gov/learn/glossary/?alpha=A LL, (ND/ Erthq - Amer) {164}