8 Acknowledgements

The Richardson Lab acknowledges support from the NSF Macrosystems Biology programme (awards EF-1065029 and EF-1702697). D. B. acknowledges the Harvard Forest Bullard Fellowship programme. K.H. acknowledges support from the LabEx COTE MicroMic project and BELSPO Brain programme (project BR/175/A3/COBECORE). We thank ORNL, the Daymet team and Michele M. Thornton for the continued support in developing daymetr. We thank the World Climate Research Program’s Working Group on Coupled Modelling, which is responsible for CMIP, and the climate modelling groups for producing and making available their model output. We are grateful to the US Department of Energy’s Program for Climate Model Diagnosis and Inter-comparison provides coordinating support and led development of software infrastructure in partnership with the Global Organization for Earth System Science Portals. Climate scenarios used were from the NEX-GDDP dataset, prepared by the Climate Analytics Group and NASA Ames Research Center using the NASA Earth Exchange, and distributed by the NASA Center for Climate Simulation (NCCS). We thank the NASA Earth Exchange project for making these data available. Finally, we thank our many collaborators, including site PIs and technicians, for their efforts in support of PhenoCam.