Investigates the broad-scale features and dynamics of the Earth's oceans. The course is roughly divided amongst the four major, interrelated disciplines of oceanography: marine geology, marine chemistry, physical oceanography (i.e. circulation), and marine biology. Specific topics include sea floor spreading, marine sediments, salinity, biogeochemical cycles, currents, waves, tides, primary production, marine ecology, marine resources, global warming, and much more. Prereq., any two-course sequence of natural science courses. Same as GEOL 3070. Approved for arts and sciences core curriculum: natural science.