PLANETARY GEOCHEMISTRY

A survey of the geochemistry of the planets and their satellites using data from Earth-based, Earth-orbital, and spacecraft observations.

BIOGEOCHEMISTRY

Survey of biogeochemical interactions among Earth's crust, oceans, and atmosphere, including perturbations due to human activities. Carbon, nitrogen, phosphorus, and sulfur biogeochemical cycles. Greenhouse warming of atmosphere from carbon dioxide and chlorofluorocarbons; effects of inorganic and organic wastes in groundwater systems. Introductory course for students of environmental science and nonscience majors.