Big Sink Ponderosa Pine Tree Ring Chronology from Oregon

A 325-year tree ring chronology from 285 to -40 calendar years before present, providing proxy climate data. The dataset contains parameters from Ponderosa Pine (PIPO) trees in Oregon, USA, archived by NOAA NCEI's World Data Service for Paleoclimatology. This paleoclimatology study was published and last updated in 1990.

Use Cases

• Reconstruct past temperature or precipitation anomalies using annual tree ring width parameters as a proxy.
• Calibrate climate models by comparing the tree ring chronology time-series with other paleoclimate records.
• Analyze growth patterns and environmental stressors in Ponderosa Pine (PIPO) populations over a multi-century span.
• Study regional climate events in Oregon, USA, by examining anomalies within the 325-year chronology.

Strengths

• Covers a 325-year time period (285 to -40 BP)
• Sourced from the authoritative NOAA NCEI World Data Service for Paleoclimatology
• Provides a specific, geographically located chronology for Oregon, USA

Limitations

• Data is temporally stale, last updated in 1990
• Sample size (number of tree cores or series) is unknown, limiting statistical assessment
• The 'before present' (BP) dating convention requires careful calibration for analysis with modern data

Provenance

Source

NOAA National Centers for Environmental Information (NCEI) World Data Service (WDS) for Paleoclimatology

Collection Method

Tree ring analysis (dendrochronology) of Ponderosa Pine (PIPO) samples.

Time Range

285 to -40 calendar years before present (BP)

Freshness

1990-01-01

Geography

Big Sink, Oregon, United States Of America