Description

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.

Usage

Format

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.

Source

International tree-ring data bank, Accessed on 27-August-2007 at ftp://ftp.ncdc.noaa.gov/pub/data/paleo/treering/chronologies/northamerica/canada/cana157.crn

References

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.