A tree-ring reconstructed Palmer Drought-Severity Index time series corresponding to the Peggy Mesa fire-history dataset (pgm) -- specifically, the Jemez Mountains area (gridpoint 133). The reconstruction is from The North American Drought Atlas (Cook and Krusic 2004).
pgm_pdsi
A data.frame
with 2004 rows and 1 variables. Row names give the
year for the reconstructed value:
"RECON": The reconstructed PDSI series.
Cook, E. R., and Krusic, P. J. (2004). The North American Drought Atlas. Retrieved September 13, 2017, from http://iridl.ldeo.columbia.edu/SOURCES/.LDEO/.TRL/.NADA2004/.pdsi-atlas.html