AIM: Introduce you to scientific study of oceans and seas
Material covered by SFW
Material covered by KPH
Ocean floors are markedly different from the land we see around us
Once earth scientists recognized those features, they were forced to change the way they organized their thoughts about geologic processes
You will be successful in marine science to the extent that you too can adopt a marine perspective on earth
The adoption of plate tectonic theory by earth scientists is sometimes cited as a classic example of what the historian of science Thomas Kuhn calls a paradigm shift
Scientific revolutions, I
Scientific revolutions, II
Special earth sciences perspectives
Methodology leads to the tenet ‘the present is the key to the past’
Marine geology and the earth system
Global topography
20 km (13 mi) is a large distance to us.Relative to earth’s radius, however, 20 km is small.
What is the distribution of elevations on earth?
Greatest changes in average elevation occur between 1 and 3 km below sea level
Email: steven.wojtal@oberlin.edu
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