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Geology Unit Name:   Geology Head of Department:   Stephen Marshak Department Office:   245 Natural History Building, 1301 West Green, Urbana, 333-3540 If you have questions about these classes or their descriptions, please contact the department or unit listed above. See the Courses Catalog Index for more information on the Catalog. GEOL 100.   Planet Earth GEOL 101.   Introduction to Physical Geology GEOL 104.   Geology of the National Parks and Monuments GEOL 107.   Physical Geology GEOL 108.   Historical Geology GEOL 110.   Exploring Planet Earth in the Field GEOL 111.   The Dynamic Earth (Honors) GEOL 116.   Geology of the Planets GEOL 117.   The Oceans GEOL 118.   Natural Disasters GEOL 130.   People in the Changing Earth System GEOL 143.   History of Life GEOL 199.   Undergraduate Open Seminar GEOL 233.   Earth Materials and the Environment GEOL 250.   Geology for Engineers GEOL 280.   Environmental Geology GEOL 290.   Individual Study GEOL 291.   Individual Honors Study GEOL 292.   Senior Thesis GEOL 293.   Honors Senior Thesis GEOL 301.   Geomorphology GEOL 304.   Soil Geomorphology GEOL 306.   Fluvial Geomorphology GEOL 311.   Structural Geology and Tectonics GEOL 315.   Field Geology GEOL 317.   Geologic Field Methods, Western U.S GEOL 320.   Introduction to Paleontology GEOL 332.   Mineralogy and Mineral Optics GEOL 333.   Solar System Astrophysics GEOL 336.   Petrology and Petrography GEOL 340.   Sedimentology and Stratigraphy GEOL 350.   Introduction to Geophysics GEOL 351.   Geophysical Methods for Geology, Engineering and Environmental Sciences GEOL 352.   Physics of the Earth GEOL 355.   Introductory Groundwater Hydrogeology GEOL 358.   Introduction to Seismology GEOL 360.   Geochemistry GEOL 370.   Oceanography GEOL 380.   Current Problems in Environmental Geology GEOL 381.   Modeling Earth and Environmental Systems GEOL 397.   Special Topics in Geology GEOL 401.   Physical Geochemistry GEOL 415.   Advanced Field Geology GEOL 421.   Topics in Paleontology GEOL 431.   Structural Mineralogy GEOL 432.   Sedimentary and Environmental Geochemistry GEOL 433.   Isotope Geology GEOL 439.   Carbonate Sedimentology GEOL 440.   Petroleum Geology GEOL 450.   Principles of Engineering Geology GEOL 452.   Geodynamics GEOL 453.   Chemistry of Earth’s Interior GEOL 454.   Physics of Earth’s Interior GEOL 455.   Hydrogeology GEOL 458.   Geochemical Reaction Analysis GEOL 459.   Isotope Hydrogeology GEOL 461.   Mineralogy of Clays GEOL 488.   Advanced Structural Geology GEOL 489.   Geotectonics GEOL 491.   Current Research in Geoscience GEOL 493.   Advanced Studies in Geology GEOL 499.   Thesis Research