GEOS 101(F) Biodiversity in Geologic Time (Same as Environmental Studies 105)
GEOS 102(S) An Unfinished Planet
GEOS 104 Oceanography (Same as Environmental Studies 104) (Not offered 1998-99)
GEOS 166(S) Climates Through Time (Same as Environmental Studies 166)
GEOS 201 Geomorphology (Same as Environmental Studies 205) (Not offered 1998-99)
GEOS 202(S) Mineralogy and Geochemistry
GEOS 208 Water and the Environment (Same as Environmental Studies 208) (Not offered 1998-99)
GEOS 212(S) Invertebrate Paleobiology (Same as Biology 211)
GEOS 253T(F) Baja California Geology and Ecology
GEOS 301(F) Structural Geology
GEOS 303(F) Igneous and Metamorphic Petrology
GEOS 404T(S) Geology of the Appalachians