Analyzed are the reasons why present mechanisms for the control of water purity are inadequate. The control of waterborne epidemics is discussed to illustrate a problem which has been solved, then degradation of the environment is presented as an unsolved problem. Case histories are given of pollution and attempts at control in rivers, lakes,…

This bulletin contains three articles which focus on ground water's potential as a dependable supply source and some of the problems impeding the development of that potential. The authors' concerns are discussed from the vantage point of their areas of specialization: law, sociology, and economics. The first author states that water law abounds…

Audio-visual media are utilized in this teacher's guide for an interdisciplinary unit in the middle grades. A filmstrip is employed to increase the student's understanding of how pollution problems develop, and some of the steps necessary in working out solutions, as interpretation of historical changes, scientific analysis, and government…

This is the sixth in a series of Conservation Yearbooks prepared by the U.S. Department of the Interior as environmental reports to the public concerning problems of water resources in the United States. Information presented includes descriptive information, statistical data, and extensive color photographs. The methods of presenting information…

The story of the deterioration and clean-up effort surrounding the French Broad, which flows through North Carolina and Tennessee. (KR)

Presented a literature review of nonpoint source effects on water quality and pollution covering: (1) water quality effects; (2) watershed studies; (3) nonpoint source models; and nonpoint source controls. A list of 122 references published in 1976 and 1977 is also presented. (HM)

Some questions are answered concerning the justification, intent, and purpose of the Safe Drinking Water Act's regulations. Some points, previously misinterpreted, are placed in clear perspective. (BB)

A discussion and critique of EPA water quality criteria. Examples are presented of the general lack of applicability of the EPA criteria. (BB)

A discussion of a proposed program for a national standardized water and wastewater treatment certification is presented. A modular certification exam outline is included. (MR)

Reviews the current state of information on the significance of phosphate as a water pollutant and the relationship between phosphorus loads and water quality. Areas that need additional research are discussed. (Author/BB)

Explained is the process of investigating an alleged waterborne disease outbreak. The information is designed to help water personnel work more effectively with health authorities in tracing, controlling, and preventing waterborne disease. (Author/MA)

An examination of activated sludge treatment to determine the effect of increased waste concentration caused by water conservation measures is described. (MR)

Discussed are some of the ways to handle municipal and industrial wastewater treatment sludge presented at the 1978 American Chemical Society meeting. Suggestions include removing toxic materials, recovering metals, and disposing treated sewage sludge onto farm land. Arguments for and against land use are also given. (MA)

Programs for calculating gravity flow using a Texas Instruments SR-52 and the Programmed Manning Equation are given and discussed. (MR)