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Burchfiel, B. Clark – Scientific American, 1983
Continental crust underlies the continents, their margins, and also small shallow regions in oceans. The nature of the crust (much older than oceanic crust) and its dynamics are discussed. Research related to and effects of tectonics, volcanism, erosion, and sedimentation on the crust are considered. (JN)
Descriptors: College Science, Earth Science, Geology, Geophysics