Compiles a series of direct quotations from six governmental reports that reflect a scientific consensus on major aspects of acid deposition. Presents the statements in a question and answer format. Also reviews the sources, extent, and effects of acid rain. (ML)

One of a series of general interest publications on science topics, this booklet provides those interested in the composition of sea water with a non-technical introduction to the subject. Focusing on the saltiness of the sea, separate sections examine the origins of the sea, sources of the salts, why the sea is not fresh, the complexity of sea…

Appropriate technology options for sewage management systems are explained in this four-chapter report. The use of appropriate technologies is advocated for its health, environmental, and economic benefits. Chapter 1 presents background information on sewage treatment in the United States and the key issues facing municipal sewage managers.…

This handbook is designed to meet the aquatic education needs of Minnesota secondary teachers and students (aquatic education referring to the study of freshwater systems). The handbook is divided into three parts. Part 1 (an introduction) provides an overview of aquatic education, a description of the use of the handbook, and two indices to…

A great variety and amount of teaching materials and methods related to water quality and other Environmental Protection Agency (EPA) concerns have been developed. Program developers/trainers responsible for instructional programs will find in ERIC and the Instructional Resources Information System (IRIS) enough material to organize dozens of…

This handbook is designed to meet the aquatic education needs of Minnesota elementary teachers and students (aquatic education referring to the study of freshwater systems). The handbook is divided into three parts. Part 1 (an introduction) provides an overview of aquatic education, a description of the use of the handbook, and two indexes to…

This 11-part monograph is designed to assist individuals in selecting appropriate citizen participation methods and in developing a better understanding of the decision-making process. The first section offers an historical perspective of public participation and defines its current status. The next seven sections present several…

This sourcebook consists of background information and activities related to groundwater protection. The first section focuses on the characteristics of groundwater, the water cycle, stormwater runoff, and uses of groundwater. The second section addresses household hazardous materials--both from a safety standpoint and a groundwater standpoint.…

This document provides information on eleven basic indicators of the well being of young children, their families, and communities worldwide. It consists of two parts: The first summarizes information on the importance of the early childhood period for children, the education system, and parents; describes the organization of efficient early…