http://earthquake.usgs.gov/learn/kids/eqscience.php
http://blogs.kqed.org/science/2014/08/24/what-causes-earthquakes/
http://www.ga.gov.au/scientific-topics/hazards/earthquake/basics/where
http://pubs.usgs.gov/gip/earthq1/where.html
http://earthquake.usgs.gov/earthquakes/states/top_states.php
http://education.nationalgeographic.com/education/encyclopedia/ring-fire/?ar_a=1
http://earthquake.usgs.gov/learn/glossary/?term=Ring%20of%20Fire
Safety
http://earthquakecountry.org/sevensteps/
http://www.ready.gov/earthquakes
http://www.redcross.org/prepare/disaster/earthquake
http://blogs.kqed.org/science/2014/08/24/what-causes-earthquakes/
http://www.ga.gov.au/scientific-topics/hazards/earthquake/basics/where
http://pubs.usgs.gov/gip/earthq1/where.html
http://earthquake.usgs.gov/earthquakes/states/top_states.php
http://education.nationalgeographic.com/education/encyclopedia/ring-fire/?ar_a=1
http://earthquake.usgs.gov/learn/glossary/?term=Ring%20of%20Fire
Safety
http://earthquakecountry.org/sevensteps/
http://www.ready.gov/earthquakes
http://www.redcross.org/prepare/disaster/earthquake