This book is designed to provide teachers with interdisciplinary, action oriented environmental activities for grades K-12 concerning the issue of waste. The activities are organized into three sections and several subsections. The first section contains 29 activities pertaining to natural resources and pollution in subsections involving needs and wants, natural resources, cycles, water, water pollution, oil, and air pollution. The second section contains 31 activities pertaining to solid waste in subsections involving the nature of the solid waste problem; litter; current solutions; and the concepts of reduce, reuse, and recycle. The third section contains 29 activities pertaining to hazardous waste in subsections involving industrial wastes, decision-making, and household hazardous substances. Each activity provides background information about the issue and procedures to carry out the activity. Six appendices contain a list of activity sources and the activities listed by source, by age group, by school subject, by topic, and alphabetically. (MDH)