1. Australian National University Canberra Australia
2. Department of Research Conservation and Collections Desert Botanical Garden Phoenix AZ
3. Department of Biology Fort Lewis College Durango CO
4. USA National Phenology Network National Coordinating Office, and School of Natural Resources and the Environment University of Arizona Tucson AZ
5. Southeast Regional Network of Expertise and Collections Appalachian State University Boone NC
6. IT University of Copenhagen Copenhagen Denmark
7. National Ecological Observatory Network Boulder CO
8. School of Natural Resources and the Environment University of Arizona Tucson AZ
9. Department of Environmental Geochemical Cycle Research Japan Agency for Marine–Earth Science and Technology Yokohama Japan
10. Earth and Atmospheric Sciences Department University of Alberta Edmonton Canada
11. Département de géographie Université de Montréal Montréal Canada
12. Department of Organismic and Evolutionary Biology Harvard University Cambridge MA