The techniques of thermal sterilization and sterilization by filtration and reverse osmosis are discussed. (BB)

A computer program is described for performing the title cost-effectiveness calculations on the HP-97 or HP-67 calculator. (BB)

In 1978, this field was dominated by human needs projects such as rapid transportation, energy production, and waste disposal. (BB)

Flotation, centrifugal separators, emulsion breaking, filter coalescence, biological treatment, carbon adsorption, membrane filtration, and equipment selection are discussed. (BB)

Discusses the ways in which aquaculture can be a cost-effective wastewater treatment alternative. Fifteen strategies were selected as being appropriate and technologically feasible wastewater treatment systems to compare for the size of community under consideration. Costs for each stage of each strategy were estimated and compared. (Author/MA)

Draws attention to the increasing dangers of cadmium pollution, its major sources, and its scope of damage to humans and animals. (GA)

Responses of two experts to questions concerning wastewater plant operation and maintenance are presented. The responses discuss the scarcity of good personnel, training education available, and examples of existing improvement projects. (MA)

The use of a Johnson Water Well Analyzer in the analysis and testing of high pressure straddle packers in a feasability study of deep underground injections of wastewater is described. (MR)

Nuclear safety is a highly technical and controversial subject that has caused much heated debate and political concern. This article examines the problems involved in managing radioactive wastes and the techniques now used. Potential solutions are suggested and the need for international cooperation is stressed. (Author/MA)

This article details the removal and disposal of asbestos ceiling material in a Yale University building. The removal process utilized a water and wetting agent technique used by firefighters and the debris disposal was in a sanitary landfill, following federal regulations for the handling of hazardous materials. (MA)

Includes transcript, editorial analysis, and judges' critiques of the final debate between University of Louisville and Dartmouth College. (PD)

This article examines the use of power tower technologies for the production of synthetic fuels. This process overcomes the limitations of other processes by using a solar furnace to drive endothermic fuel producing reactions and the resulting fuels serve as a medium for storing solar energy. (BT)

The physiological effects on humans and animals of trace amounts of organic and unorganic pollutants in natural and waste waters are examined. The sensitivity of particular organs and species is emphasized. Substances reviewed include mercury, arsenic, cadmium, lead, chromium, fluorides, nitrates and organics, including polychlounated biphenyls.…

This interactive CD-ROM provides an overview of the environmental risks in Ohio and makes recommendations on how to reduce these risks on individual and community bases. The main menu is divided into three sections that include sub categories. Section A, "Understanding Your Environment," includes: (1) "Air We Breathe"; (2)…

Advocates the large-scale production and use of methanol as a substitute for the diminishing reserves of low-cost petroleum resources. Describes the manufacturing process and advantages of the versatile fuel. (JR)