NOAA/WDS Paleoclimatology archives a tree ring chronology for Ponderosa Pine (PIPO) from Cross Canyon, Oregon. The data provides a proxy climate record covering 506 years, from 465 to 41 calendar years before present. It was contributed by Swetnam and archived by NOAA National Centers for Environmental Information.
Use Cases
- Reconstruct past temperature or precipitation anomalies using annual tree ring width measurements.
- Calibrate climate models by comparing the tree ring proxy record with instrumental data for validation periods.
- Analyze the frequency and severity of historical drought events from ring width anomalies.
- Study the growth response of Ponderosa Pine to climate forcing over a multi-century timeframe.
Strengths
- 506-year continuous chronology from 465 to 41 BC.
- Sourced from the authoritative NOAA NCEI World Data Service for Paleoclimatology.
Limitations
- Data collection concluded in 1991, representing a static archive with no recent updates.
- Specific sample depth, measurement statistics, and site details are not provided in the basic metadata.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI) World Data Service (WDS) for Paleoclimatology.
- Collection Method
- Tree ring analysis (dendrochronology) of Ponderosa Pine (Pinus ponderosa).
- Time Range
- 465 to 41 calendar years before present (BP).
- Freshness
- null
- Geography
- Cross Canyon, Oregon, United States of America.