This USGS site provides a history of seafloor spreading, the evidence for it, and how its discovery led to the theory of plate tectonics. Included is an explanation of magnetic striping on the ocean floor, with several illustrations. Links provide further information.
<a href="http://www.compadre.org/informal/items/detail.cfm?ID=7732">United States Geologic Survey. This Dynamic Earth: Developing the Theory. Sioux Falls: United States Geologic Survey, February 7, 2007.</a>
United States Geologic Survey. This Dynamic Earth: Developing the Theory. Sioux Falls: United States Geologic Survey, February 7, 2007. http://pubs.usgs.gov/gip/dynamic/developing.html (accessed 30 August 2014).
%0 Electronic Source %D February 7, 2007 %T This Dynamic Earth: Developing the Theory %I United States Geologic Survey %V 2014 %N 30 August 2014 %8 February 7, 2007 %9 text/plain %U http://pubs.usgs.gov/gip/dynamic/developing.html
Disclaimer: ComPADRE offers citation styles as a guide only. We cannot offer interpretations about citations as this is an automated procedure. Please refer to the style manuals in the Citation Source Information area for clarifications.