Disturbance-generated biomass results from endogenous and exogenous natural and cultural disturbances that affect the health and productivity of forest ecosystems. These disturbances can create large quantities of plant biomass on predictable cycles. A systems analysis model has been developed to quantify aspects of system capacities (harvest,…

This curriculum guide was designed to give teachers, students, and society a better understanding of wetlands in the hope that they learn why wetlands should be valued and preserved. It explores what is meant by wetlands, functions and values of wetlands, wetland activities, and wetland offerings which benefit animal and plant life, recreation,…

The Ohio Sea Grant Education Program has produced this series of publications designed to help people understand how global change may affect the Great Lakes region. The possible implications of global change for this region of the world are explained in the hope that policymakers and individuals will be more inclined to make responsible decisions…

The destruction of rain forests and the impact this has on the earth is an important environmental issue. This book was written to help students learn why it is important to protect those areas of the world. In this activity book, students are introduced to a number of inhabitants of the rain forest. They learn about the diversity of plants and…

The goal of Project WILD, a K-12 interdisciplinary conservation and environmental education program emphasizing wildlife, is to assist learners of any age in developing awareness, knowledge, skills, and commitment resulting in informed decisions, responsible behavior, and constructive actions concerning wildlife and the environment. The purpose of…

Ground Truth Studies is an interdisciplinary activity-based program that draws on the broad range of sciences that make up the study of global change and the complementary technology of remote sensing. It integrates local environmental issues with global change topics, such as the greenhouse effect, loss of biological diversity, and ozone…

This study examined the relationship between children's environmental concern and grade, sex, environmental attitudes and behaviors, perceived competencies, and manifest anxiety. A total of 138 children in grades 1, 3, and 5 were interviewed and completed scales that measured childhood concerns, attitudes toward the environment, self perception,…

This course is designed for educators, natural resource professionals, and others who will be working with students, teachers, school systems, youth groups and their leaders, community groups, and others to plan, design, and conduct wildlife habitat enhancement projects, primarily on school grounds. It provides an introduction to planning,…

This 50 slide set of presentation graphs and maps illustrates some of the major conditions and trends in population, agriculture, biodiversity, forests, water resources, energy, climate, and social and economic development that determine the state of the world's environment. Graphs and maps can be used by those in academic, professional, and…

This study examines issues of unethical hunting practices and promotion of ethical hunter behavior in the United States and Canada. Hunter education coordinators (HECs) in all states and provinces were surveyed, with a response rate of 66 percent. Results indicate: (1) there has been little change in the types of hunter ethics problems in recent…

This study examined the ecological and social impacts of rock climbing. The survey included climbing sites in 10 federal areas, 2 state parks, 1 private area, and 1 city park. Resource managers provided information on the observed impacts of rock climbing and current management practices to minimize impacts. Survey results indicate: (1) 71 percent…

In June 1992, representatives of more than 170 countries met in Rio de Janeiro, at the United Nations Conference on Environment and Development, to consider international cooperation aimed at preserving the sources of human life. This report presents Germany's involvement in that cooperative effort. The report is presented in six sections: (1) an…

This guide for elementary school students deals with the importance of and the uses of water, especially in the western United States. Topics covered include the importance of water as a resource; the need for conservation; water storage through dams and reservoirs; irrigation; the lack of water in the old West; the uses of water for cities and…

Hawaiian tourism has greatly increased in the past ten years. With this increase, the island has been economically developed to attract and accommodate tourists. Now, citizen groups are becoming aware of the environmental costs of this business and are asking for a tourist reduction to save their natural resources. (MA)

This article is concerned with the agricultural and economic development of the Sahel, an area characterized by uneven climate. Conditions caused by floods and droughts have necessitated the establishment of water management programs to maintain water quality and quantity. Development of this region is designed to follow environmental conservation…