Compares the holistic humanist view of education with the analytic scientific viewpoint, considers their implications for guiding research and instruction, and concludes that the humanist makes some assumptions that are patently invalid." (AL)

Distinguishes between explicative, formative, and exploratory rational discourse in both value-free and value-laden teacher-student discussions. Exemplifies implications and indications for the use of each. (AL)

This article takes note of the 250th anniversary of the dealth of Antony van Leeuwenhoek. Describes his life and contributions to science through his accurate and prolific examinations of the microscopic world. (JR)

Consists of excerpts from a forthcoming publication of the United States Environmental Protection Agency, Student's Guide to Solid-Waste Management.'' Discusses the sources of wastes from farms, mines, factories, and communities, the job of governments, ways to collect trash, methods of disposal, processing, and suggests possible student action.…

Describes an elective course dealing with chemistry for the consumer. Students investigate consumer products, the chemistry behind these products, and possible ways in which a better understanding of chemistry could help them become more selective consumers. The chemistry of aerosols is a topic given particular attention. (JR)

Photographs of the earth taken from space are used to illustrate the advantages and application of remote sensing. This technique may be used in such areas as the immediate appraisal of disasters, surveillance of the oceans, monitoring of land, food and water resources, detection of natural resources, and identification of pollution. (JR)