This open access book describes the serious threat of invasive species to native ecosystems. Invasive species have caused and will continue to cause enormous ec
The Northwest has been at the forefront of forest management and research in the United States for more than one hundred years. In The U.S. Forest Service in th
The U.S. Forest Service celebrates its centennial in 2005. With a new preface by the author, this edition of Harold K. Steen’s classic history (originally pub