Teach children about the importance of stewarding the environment! This workbook features a study of the factors which influence the relationships between living things and the environment, and in particular the activities that adversely affect it. Units cover the physical factors of the environment, biogeochemical cycles, communities, ecological succession, pollution, (water, air, and soil), and more. Descriptions of the basic concepts to be presented, background information, suggestions for enrichment, and an answer key are included along with 12 transparencies and 20 reproducible pages. Grades 5-9.