Biodiversity, the variety of life on Earth, is vital to the health of the planet. But overdevelopment and deforestation have threatened biodiversity, as have pollution, overfishing, and hunting and poaching. Conservation efforts must be intensified in order to avoid collapse of our valuable ecosystems. The viewpoints in this volume address the importance of biodiversity and what has contributed to its loss, examples of crises in different parts of the world, and what can be done to ensure the biodiversity of the planet is preserved.
This describes a strategy for conserving National Forest System inventoried roadless areas and their important values. It has an analysis of management options and the Forest Service's preferred alternative.
The American Bird Conservancy Guide to the 500 Most Important Bird Areas in the United States offers both bird enthusiasts and conservationists specialized information never before compiled in a single comprehensive volume. This expert resource organizes the United States into 36 ornithologically distinct bird regions, then identifies and describes the 500 sites within these regions. Each site entry includes ornithological highlights, ownership information, a description of habitats and land use, a guide to which species one can expect to find, conservation issues, and visitor information.