stratigraphystratigraphy and seismic stratigraphy. Marine Transgression and Marine Regression,eustatic sea level changes

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litteacher8 | High School Teacher | (Level 3) Distinguished Educator

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Stratigraphy is a branch of geology that involves studying rock layers and stratification.  It usually involves the study of sedimentary rocks and volcanic rocks.  These scientists might study them under the ocean or above on dry land.