Download or read book Modeling Change in Potential Landscape Vulnerability to Forest Insect and Pathogen Disturbances written by and published by . This book was released on 1999 with total page 68 pages. Available in PDF, EPUB and Kindle. Book excerpt: The assessment area included the portion of the Columbia River basin occurring in the United States, east of the crest of the Cascade Range. Subbasins in the upper reaches of the Klamath River basin and the northern Great Basin were also included in order to fully represent conditions in eastern Oregon and Washington, Idaho, and western Montana.