The purpose of this guidebook is to present instructions for constructing low-cost instruments for environmental studies. The instruments discussed were either adopted or designed by students who were presented with the problem of producing low-cost environmental monitoring equipment. This book is a sequel to A Curriculum Activities Guide to Water…

This publication, Volume II of a two volume set of water pollution studies, contains seven appendices which support the studies. Appendix 1, Water Quality Parameters, consolidates the technical aspects of water quality including chemical, biological, computer program, and equipment information. Appendix 2, Implementation, outlines techniques…

This publication, Volume I of a two volume set, consists of many tested water pollution study activities. The activities are grouped into four headings: (1) Hydrologic Cycle, (2) Human Activities, (3) Ecological Perspectives, and (4) Social and Political Factors. Three levels of activities are provided: (1) those which increase awareness, (2)…

This document, developed for elementary and secondary students, is one of a series emphasizing student-oriented problem solving related to environmental matters. It is designed to guide others in initiating, continuing, or expanding their environmental education program. Volume 4 is intended for use by cadre who have used similar materials at a…