1. USDA Forest Service, Rocky Mountain Research Station, Forest Inventory and Analysis, 507 25th Street, Ogden, UT 84401, USA.
2. Department of Geography, 690 SWKT Brigham Young University, Provo, UT 84602, USA.
3. Department of Wildland Resources, Utah State University, 5230 Old Main Hill, Logan, UT 84322, USA.