Courses taught by Dr. Ridley
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Physical Geology - 1303
A study of earth materials (rocks and minerals), gradation (erosion and deposition), diastrophism (earth movements and mountain building), volcanism and earth resources.

Environmental Geology - 3323
A study of geological processes that affect and are affected by human activities; emphasizing earth cycles, water resources, waste disposal, energy resources, geology and human health; also including mineral resources, natural hazards, and land use and planning. Prerequisite: GEOL 1303.
GCH 3323 Syllabus Fall 2004 (pdf)

Inorganic Geochemistry - 5405
Fundamentals of chemistry as applied to earth systems. An introduction to aqueous geochemistry, thermodynamics, isotope geochemistry.
GCH 5405 Syllabus Fall 2004 (pdf)

Environmental and Aqueous Geochemistry - 5305
The interaction of aqueous solutions with geologic systems, including topics such as carbonate geochemistry, solid/solution interface chemistry, acid-base reactions. Topical studies in the environment: weathering reactions, redox chemistry, acid mine drainage.
(Course may be repeated for credit).