Williams, A.P., R. Seager, J. Abatzoglou, B.I. Cook, J.E. Smerdon and E.R. Cook, 2015: Geophysical Research Letters, 42, 6819-6828, doi:10.1002/2015GL064924
This website serves as a data portal for the climate, PET and PDSI fields presented and analyzed in the paper listed above. Links to the subdirectories containing the individual fields are provided in the below table (please see Table S1 in the supplemental materials of the paper for more information on the climate datasets used and the underlying references). All data files are provided in Matlab (.mat) format and each dataset is accompanied by an individual readme file that is located in the corresponding directory and provides more background on each file.