Earthquake Data at NGDC

http://www.ngdc.noaa.gov/seg/hazard/earthqk.shtml

The National Geophysical Data Center (NGDC) provides extensive information about earthquakes including earthquake slide sets, earthquake databases, and information on strong earthquakes.


Welcome to the U.S. Geological Survey Earthquake Hazards Program Website

http://earthquake.usgs.gov/

This site serves as the gateway to the USGS Earthquake Hazards Program information including databases, information about recent earthquakes, information and lesson plans for teachers, student information, earthquake research and more.


USGS General Earthquake Information

http://neic.usgs.gov/neis/general/handouts/general_seismicity.html#world

The United States Geological Survey (USGS) Earthquake Hazards Program world earthquake site including US and world earthquake databases, maps of the US and the world for graphing earthquake data, and a list of the strongest earthquakes and most recent earthquake events.

NGDC Geologic Hazards Photos

http://www.ngdc.noaa.gov/seg/fliers/se-0801.shtml

This National Geophysical Data Center site provides slide sets on geologic hazards including earthquakes and volcanoes. Slides may be used online or ordered from NGDC.


National Geophysical Data Center

http://www.ngdc.noaa.gov/seg/hazard/volcano.shtml

The National Geophysical Data Center acquires and disseminates volcano data and slide sets.

Plate Tectonics, the Cause of Earthquakes

http://www.seismo.unr.edu/ftp/pub/louie/class/100/plate-tectonics.html

This site explains the relationship between earthquakes and plate tectonics. Other interesting sites addressing plate tectonics include

http://www.platetectonics.com
http://www.ucmp.berkeley.edu/geology/tectonics.html
http://www.branches.co.uk/earth/tectonic.htm