1. Departamento de Biología de la Conservación, Centro de Investigación Científica y de Educación Superior de Ensenada (CICESE), Baja California, Mexico
2. Department of Environmental Science Policy and Management, University of California, Berkeley, CA, USA
3. Institute of Ecology, University of Innsbruck, Innsbruck, Austria
4. Environmental Sciences Division, Oak Ridge National Laboratory, Oak Ridge, TN, USA
5. Department of Forestry, University of Missouri, Columbia, MO, USA
6. Department of Forest Science, University of Helsinki, Helsinki, Finland