Introduces a construction method for a bubble made of polyurethane plastic and its applications in an ecology classroom. Provides the materials list, directions for bubble construction, and classroom activities. (YP)

Offers some generalizations resulting from the Hunters Wetlands Trust of New South Wales (Australia). Deals with credibility and factual information, use of the broadcast and print media, field days, the use of local talent, timing and opportunism, lobbying, positive thinking, the magnifier effect and evaluation. (TW)

Discusses how biomass in the form of fuelwood, crop residues, and animal dung can be converted into fuels such as biogas and ethanol to replace or supplement fossil fuels. Argues for future decentralized, integrated biomass energy development. (TW)

Considers natural, informal, and formal rural helping systems in an effort to clarify and elaborate concepts that are useful in understanding the context of rural practice. Describes and gives examples that influence available services: functionalist, historicist, acculturation, exchange, and ecological effects. (NEC)

Authored by individuals from five Nordic countries, this book focuses on questions about the child's right to live in and learn about an ecologically sustainable world. The first five chapters are theoretical in character, while the final six chapters are derived from work done by early childhood teachers together with children. The goal of the…

Summarizes some activities concerning chemistry education, including a brief report of the 1973 conference on teaching of pre-university courses, a statement about using plastics containers, a survey of mathematical skills in chemistry, discussions about the Nuffield Foundation 27th Report and the report "Science for the 13-16 Age Group." (CC)

A course is described in which students were to: learn about nuclear weapons and their medical, social, and ecological consequences; identify principles of social ethics defining health professionals' roles; and define professional activities consistent with these principles. Student attitudes toward the course and its content were measured. (MSE)

The future maintenance and improvement of park and recreation programs involves: (1) remembering that access to recreation should be independent of socioeconomic status; (2) developing and using marketing skills to serve human needs; (3) expanding and using research for better programs; and (4) evaluating programs for their contribution to human…

Presents generalizations regarding how running water systems change physically, chemically and biologically with stream order, i. e., from the tiny headwater streams (order 1) to those receiving first order headwater tributaries (order 2) and so on. Food chain diagrams respective of stream order are explained. Stream study projects are suggested.…

Describes the differences which divide the social ecology movement and the Deep Ecology Movement. Discusses how each views population ecology, politics, natural resources, and ecological living. Calls for a unified ecological movement. (CW)

Contends that the traditional approach to the economics of pollution deals only with the special case of damage coming from the per-period flow of the pollutant. Examines the limitations of the traditional flow approach. Summarizes fundamental advances in the economic theory of stock pollutants using graphical descriptions. (CFR)

Measures of the social and academic competence of 73 children with learning disabilities in grades 3-6 indicated that subjects differed from children without disabilities on virtually all indexes of academic competence, regardless of social status. Most social differences were linked to the child's peer status, independent of disability.…

An eco-behavioral observation system was developed for use with students with behavior disorders or emotional disturbances. Discussed are the ecosystem definition, the student-instructional setting interface, and the assessment procedure, including evaluation of the quality of academic responding, program evaluation, staff development, and…

This discussion of ecological approaches to special education suggests that the relative neglect of the ecological approach is partially a result of the apparent incompatibility between ecological theory and conventional scientific approaches. It is suggested that ecological theory and positivism may be reconciled by broadening and developing…