Craig Wayson, USDA Forest Service Washington DC, Washington, DC, United States, Ruth D. Yanai, SUNY College of Environmental Science and Forestry, Syracuse, NY, United States, James W Kirchner, ETH Swiss Federal Institute of Technology Zurich, Department of Environmental Systems Science, Zurich, Switzerland, Andrew Lister, USFS, Newtown Square, United States, John L Campbell, USDA Forest Service, Northern Research Station, Vallejo, CA, United States, Mark Green, Case Western Reserve University, Cleveland, OH, United States and John E Drake, ESF-Suny, Syracuse, United States