Illustrates the basis for misleading statements about the relationship between pH and acid content in acid rain. Explains why pH cannot be used as a measure of acidity for rain or any other solution. Suggests that teachers present acidity and pH as two separate and distinct concepts. (RT)

Strategies to facilitate the language development of children with deafness or hearing impairments are presented, including capitalizing on the linguistic opportunities provided in particular environments; rearranging environments; responding to indications that children have comprehended messages and are open to risk communication; and…

Highlights a comparison of a 30-year legacy of urban policy making with 25 years of policy making on environmental problems to demonstrate how weak policy development has been in dealing with the urban crisis. Several principles designed to guide future urban policies are discussed. (GR)

Presents a series of hands-on activities for teaching about continents and oceans. Includes projects on (1) why earth is the blue planet; (2) continent names, shapes, and locations; and (3) continental drift. Discusses use of poetry, music games, mathematics, and science to interest students. Suggests ending with using maps in following directions…

Addresses problems involved with the conservation, preservation, and restoration of library materials in Nigeria. Topics discussed include insect pests; light, heat, and humidity; atmospheric pollution and dust; natural disasters including fire and floods; theft and vandalism; acidity of paper; binding and mending; and trained personnel. (15…

Discusses problems in the use of performance support systems in higher education. The following issues are addressed (1) development, including software development, collaboration with users, and instructor skills; (2) access, including physical environment limitations; (3) training for students and faculty; (4) student resistance; (5) teaching…

Discusses beavers and their geomorphic impacts on their environment. Considers dam building, bank burrowing, and canal building. Suggests using the beaver as a classroom and field trip example to illustrate animals' effects on the physical landscape. Provides a review of published works on beavers in their roles as geomorphic agents. (DK)

Suggests enhancing geographic education by teaching geography as a relationship between humans and the environment. Explores how to use the geographic themes of location, place and relationships, movement, and regions in the classroom. Provides suggestions for teaching geographic skills and developing geographic tools. Argues geographic awareness…

Gives an overview of the major theoretical perspectives on how children develop the capacity for self-regulation and how theorists and researchers suggest that the social and physical environment can nurture it. Suggests ways that caregivers and teachers can support the development of self-regulation in children from infancy through the primary…

An award-winning Alaskan elementary school is designed to blend into the landscape; capture as much winter daylight as possible; and generally accommodate safety, flexibility, practicality, and whimsy. In a sidebar, the architect explains the importance of architect/educator collaboration in designing a building that supports an educational…

Examines the impact of technology on school library facilities and suggests some low-impact ways to optimize its use. Highlights include considering the role technology can play; educational goals; interior environmental factors; circulation desk needs; security; storage for hardware and software; handicapped accessibility; and future planning.…

Canada is the second largest country in the world by area. With its diverse geophysical features and relatively small population density it is a mecca for outdoor enthusiasts of all types. In the Canadian outdoor adventure education field there is an awakened acknowledgement of the centrality of Native peoples that pervades its practice today.…

Impairments pose a certain degree of difficulty to disabled people, however the impact of the environment is the major cause of disability. Despite the fact that the disabling effect of environmental factors is acknowledged, little research has been done to explore the impact of the environment on varying degrees of disability and different…

Although rates of childhood obesity among the general population are alarmingly high, they are higher still in ethnic minority and low-income communities. The disparities pose a major challenge for policymakers and practitioners planning strategies for obesity prevention. In this article Shiriki Kumanyika and Sonya Grier summarize differences in…

The New York City Citizens' Commission on Planning for Enrollment Growth submitted a report on overcrowding in New York City schools that may serve as a guide to other cities striving to provide an effective education for ever-increasing numbers of students. Research on the impact of school overcrowding has been inconclusive, but there is some…