This open access book describes the serious threat of invasive species to native ecosystems. Invasive species have caused and will continue to cause enormous ecological and economic damage with ever increasing world trade. This multi-disciplinary book, written by over 100 national experts, presents the latest research on a wide range of natural science and social science fields that explore the ecology, impacts, and practical tools for management of invasive species. It covers species of all taxonomic groups from insects and pathogens, to plants, vertebrates, and aquatic organisms that impact a diversity of habitats in forests, rangelands and grasslands of the United States. It is well-illustrated, provides summaries of the most important invasive species and issues impacting all regions of the country, and includes a comprehensive primary reference list for each topic. This scientific synthesis provides the cultural, economic, scientific and social context for addressing environmental challenges posed by invasive species and will be a valuable resource for scholars, policy makers, natural resource managers and practitioners.

A comprehensive, illustrated encyclopedia which provides information on over 150 native tribes of North America, including prehistoric peoples.

Presenting a pragmatic mixture of science, landscape ecology, ecosystem management, sociology, policy development and methods for transforming social and institutional cultures. Bioregional Planning: Resource Management Beyond the New Millennium is a timely and practical guide for the analysis, planning and development of bioregional projects for a sustainable future. Significantly, this book presents the strategic actions necessary to plan for, manage and adapt to Ecologically Sustainable Development with a view beyond the new millennium and towards the next. Postgraduates, researchers and policy makers in natural resources management, land planning, sustainable agriculture, rural sciences, ecosystem management and conservation biology will find this book captures the essence of bioregional planning succinctly and makes a compelling argument for why it is a key mechanism in the development of effective governance institutions.

Completely revised and updated edition of the regional bestseller. In the new edition of 100 CLASSIC HIKES IN OREGON Douglas Lorain presents a mix of the most popular trails and lesser-known gems throughout the entire state, including nine new hikes. These well established trails range from short easy strolls suitable for children and grandparents to longer backpacking trips for experienced hikers.