1. Charlie, R.H., and De Meyers, C., 1998, Coastal Erosion: Berlin; New York : Springer, 343 p.

 2.  Tippie, K.V., and Kester, K., editors, 1982, University of Rhode Island Center of Ocean Management Studies, Impact of Marine Pollution on Society: New York, N.Y. : Praeger ; South           Hadley, Mass, Bergin, 313 p.

 3. Willams, W.W., 1960, Coastal Changes ‘Shore Protection’: London, Routledge & Paul, 1960, 220 p.

 4. Ericksen, N. J., 1975, Scenario Methodology in Natural Hazards Research: Boulder, Institute of Behavioral Science, University of Colorado; Springfield, Va, 1975, 170 p.

             5. Ketchum, B.H., and Institute of Ecology, Woods Hole Oceanographic Institution, 1912, 1922, The waters edge: Cambridge, MIT Press, 393 p.  

           1.    City of Santa Cruz - http://www.ci.santa-cruz.ca.us/ 

           2.  Hawaii DNR - http://www.hawaii.gov/dlnr/exhibits/clp/CoastalErosion2.html

           3.  NASA - http://solidearth.jpl.nasa.gov/PAGES/sea01.html

           4.  Sea Grant: California - http://www-csgc.ucsd.edu/STORIES/coastalerosion.html

           5.  USGS - http://coastal.er.usgs.gov/lidar/AGU_fall98/

           6.  USGS 1997 - 1998 Santa Cruz monitoring project - http://walrus.wr.usgs.gov/elnino/coastal/seacliff.html