This data set gives the raw ring widths for Douglas fir
Pseudotsuga menziesii at Mesa Verde in Colorado, USA.
There are 35 series. Data set was created using read.rwl
and saved to an .rda file using save
.
data(co021)
A data.frame
containing 35 tree-ring series in columns and 788
years in rows.
Schulman, E. (1963) Schulman Old Tree No. 1 Data Set. IGBP PAGES/World Data Center for Paleoclimatology Data Contribution Series 1983-CO021.RWL. NOAA/NCDC Paleoclimatology Program, Boulder, Colorado, USA.