1. Department of Forestry Oregon State University Corvallis OR USA
2. Department of Crop Production Ecology Swedish University of Agricultural Sciences Uppsala Sweden
3. Department of Environmental Sciences, Policy, and Management University of California Berkeley CA USA
4. School of Biological Sciences University of Utah Salt Lake UT USA
5. Departamento de Sistemas y Recursos Naturales Universidad Politécnica de Madrid Madrid Spain
6. Department of Biological and Ecological Engineering Oregon State University Corvallis OR USA
7. Department of Geology and Geophysics University of Utah Salt Lake UT USA
8. Earth and Environmental Sciences Division Los Alamos National Laboratory Los Alamos NM USA