Reviews types of geothermal energy sources in the western states, including hot brine systems and dry steam systems. Conversion to electrical energy is a major potential use of geothermal energy, although it creates environmental disruptions such as noise, corrosion, and scaling of equipment. (AV)

Presents an interpretation of geological and geophysical data, which provides a summary of the structural and sedimentary history of the United States Atlantic Margin. The importance of an understanding of the development of the outer continental shelf to future hydrocarbon exploration is detailed. (BT)

Intended to supplement undergraduate college geography courses, this resource paper investigates several concepts which are prerequisite to the study of physical geography. The student is provided with a "systems" approach to physical geography, which combines the underlying principles of physics with the contextual application of these principles…