This data set gives the standard chronology for white spruce
Picea glauca at Twisted Tree Heartrot Hill in Yukon,
Canada. Data set was created using read.crn
and saved to
an .rda file using save
.
data(cana157)
A data.frame
containing the standard chronology in column one
and the sample depth in column two. There are 463 years
(1530–1992) in the rows.
Jacoby, G., D’Arrigo, R. and Buckley, B. (1992) Twisted Tree Heartrot Hill Data Set. IGBP PAGES/World Data Center for Paleoclimatology Data Contribution Series 1992-CANA157.CRN. NOAA/NCDC Paleoclimatology Program, Boulder, Colorado, USA.