A number of the chemical and physical factors which cause dishwashing problems are presented in a series of charts. Water quality considerations are vital, but the importance of good housekeeping and proper operating practices cannot and must not be minimized. Topics discussed include--(1) dissolved minerals, (2) dissolved gases, (3) detergents,…

Areas of discussion are the history of tides, the forces which exert an influence upon the earth's tides, the behavior of tides as modified by terrestrial features, "freak" behavior of tides, the marine life which inhabits tidal areas, the manner in which tides have helped to shape the course of history, how tides affect our lives on a…

This document is a descriptive study of the recreational use and the value of water at Elephant Butte and Navajo Reservoirs. Previous research studies, as well as the study areas and recreational characteristics and procedures of investigation used in this study (sampling and data collection, data organization, analysis) are described. Discussions…

Data, secured by questionnaire from single household dwelling units in Warwick, Rhode Island, were used to ascertain differences among social status groups with respect to attitudes and conceptualization pertaining to water pollution and water supply. A social status index was used to delineate three status groups having high, middle, and low rank…

This book is designed as a text for undergraduate civil engineering courses and as preliminary reading for postgraduate courses in public health engineering and water resources technology. It is also intended to be of value to workers already in the field and to students preparing for the examinations of the Institute of Water Pollution Control…

This study was made in two phases. Phase I was conducted to obtain extensive information about "The Wall Street Journal's" subscribers on their business activities, purchasing influence, involvement in pollution control, personal resources, etc. Those personally active in anti-pollution programs received a second survey dealing with environmental…

This report explains the importance of various analytical balances in the water or wastewater laboratory. Stressed is the proper procedure for utilizing the equipment as well as the mechanics involved in its operation. (CS)

The manager of a groundwater supply system must be involved in many different disciplines if he or she is to manage the system effectively. In areas in which specialized expertise is necessary, it can be obtained from consultants or government agencies. (BB)

Several methods accurately assessing the value of water resources have been developed. The purpose has been to provide information on resource utilization for sound decision making. (BB)

Responding to GAO's report to Congress entitled "Water Rights Reserved for Federal and Indian Reservations: A Growing Controversy in Need of Resolution", this article asserts GAO's discussion is incomplete and sometimes inaccurate, while placing the burden of compromise on the Indian. (Author/RTS)

Conventional and nuclear power plants release waste heat to cooling water which then returns to receiving bodies of surface water. This thermal pollution causes a variety of effects in the aquatic ecosystem. More must be learned about these effects to ensure adequate regulation of thermal discharges. (RE)

Cadmium levels in the environment, food, and human tissue are given. The industrial uses and toxicology of the element are discussed. (BB)

Principles submitted by American Indian leaders to the Federal Government are presented as the basic guidelines for Federal actions regarding Indian water rights. (JC)

Colleges and universities throughout the Western states report a wide range of water-saving practices. (MLF)