Information about the relationship between water and health is provided in this module. Topics considered include: (1) the various uses of water; (2) water demand of individuals in certain communities; (3) water sources; (4) water cycle; (5) pure water; (6) water pollution, focusing on pollution resulting from heat, chemicals, radioactive…

This module (recommended for grades 5 or 6) provides information on water in the community. Topics considered include: safe water (showing how clear water may be unsafe to drink); water sources; drinking water and wells; clean water underground; how water gets from the ground to the faucet inside a home; the groundwater of seaside and inland…

Awareness activities pertaining to cancer and cardiovascular disease are presented as a supplement for high school science classes. The exercises can be used to enrich units of study dealing with the circulatory system, the cell, or human diseases. Eight activities deal with the following topics: (1) cardiovascular disease risk factors; (2)…

This reference manual for training Peace Corps agricultural development workers deals with crops. The document begins with common units of area, length, weight, volume, and conversions between them. A practice problem is worked and other conversion problems are given. The second section is intended to show agricultural field workers how to survey…