The Chesapeake Bay is the largest estuary in the contiguous United States. The Bay and its tidal tributaries make up the Chesapeake Bay ecosystem. This document, which focuses of various aspects of this ecosystem, is divided into four major parts. The first part traces the geologic history of the Bay, describes the overall physical structure of…

The paper reviews research on effects of metal pollutants on behavioral disorders in children. Methodological programs of studies conducted in the 1970's are described. Research since 1980 is then addressed in terms of general population studies and studies of behaviorally disordered populations. Findings of research on the latter subject group…

Thirty-one critical questions about asbestos, its use in school buildings, and the risks it poses to health are answered in this booklet. Issued by the Safe Buildings Alliance, an incorporated association of manufacturers that once supplied asbestos-containing materials for building construction, the booklet's purpose is to provide information…

This eight-chapter publication considers the man-made and natural causes of natural disasters. Following an introduction, Chapter 1 outlines the increase in natural disasters in the past decade and discusses the ratio of disasters from one continent to another. Chapter 2 discusses man-made factors such as deforestation and overused soil in causing…

Author considered that children and teachers in a school setting have differing individual spatial needs. (Editor/RK)

A study of elementary school children's reasoning processes about every-day objects resulted in implications for the design of curriculum materials used in geography. (Author/KM)

Described are methods of organizing the learning environment to enhance the education of seriously emotionally disturbed elementary level children. It is explained that the environment should combine interest with opportunities for self regulation, and should encourage individualized programming and flexibility. Requirements (such as equipment…

The purpose of these Federal safety guidelines is to reduce the severity and frequency of injury associated with public playground equipment under conditions of normal use and reasonably foreseeable misuse. Safety guidelines regarding: (1) assembly, installation, maintenance instructions and identification; (2) materials of manufacture and…

This study examines the basic ideas of the wilderness ethic and analyzes their role in giving form and definition to human encounters with nature. There are four chapters in the study. Chapter I "Sacred Space and Geopiety" uses concepts derived from phenomenology of religion to consider the wilderness ethic as a belief system and…

The paper discusses research and research applications regarding the exceptional child and the physical environment, and presents ways in which space can have an impact on learning and development. An argument is made for the creation of research based design principles based on knowledge of the relations between the physical environment and the…

A discussion is presented on the essential need for removing mobility barriers in public recreational areas as well as other sites. It is pointed out that physical disability is not limited to those confined to wheelchairs, but includes persons with temporary or lesser physical handicaps such as limb casts, canes, poor vision, deafness, or the…

The School Environment Inventory (SEI), an instrument for characterizing classroom environments, consists of 23 scales subsumed under five major headings: (a) curriculum, (b) predominant mode of teaching, (c) degree and mode of organization of teaching, (d) quality of teacher's relationship with children, and (e) characteristics of the physical…

The open stage is discussed both as architecture and as part of a new theatrical style. In reference to use of the open stage, emphasis is given to specifics with which the director must deal, to special problems of the actor, to the approach to blocking a play, and to the open stage as "theatrical experience". The architectural advantage of the…

The two main advantages for using carpeting are noise control and low maintenance costs. Carpet reduces floor instigated or impact noises and is psychologically dignifying. Maintenance costs for carpet are less than for other types of floor coverings because carpet requires less surface preparation. The initial cost of carpet is little, if any,…

This is a guide to regional sites in Ohio which can be studied in regard to resource management; land use; the quality of air, water, soil; and reclamation. The first section of the guide includes brief descriptions of Ohio's natural features at the present time, accounts of past appearances and events, and predictions for the future. In the…