NOAA/WDS Paleoclimatology archives a tree ring chronology from Ponderosa Pine (PIPO) at the Wenaha sites in Oregon, USA. The data covers a 197-year period from 236 to 41 calendar years before present. The dataset was published by the NOAA National Centers for Environmental Information in 1991.
Use Cases
- Reconstruct annual climate variables like precipitation from tree ring width measurements.
- Calibrate climate models using the 197-year chronology of Ponderosa pine growth.
- Analyze growth patterns and potential climate events within the specific time range from 236 to 41 BP.
- Compare this Oregon Ponderosa Pine chronology with other regional tree ring datasets for spatial climate analysis.
Strengths
- Covers a continuous 197-year period for climate analysis.
- Sourced from the authoritative NOAA NCEI Paleoclimatology archive.
- Provides a specific geographic location (Oregon, USA) for site-based studies.
Limitations
- Temporal coverage is limited to a specific 197-year window in the past.
- Data is from only two sites (Wenaha 1 and 2), limiting spatial representativeness.
- The dataset was last updated in 1991, potentially lacking modern reanalysis.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI) World Data Service for Paleoclimatology.
- Collection Method
- Tree ring analysis (dendrochronology) of Ponderosa Pine (PIPO).
- Time Range
- 236 to 41 calendar years before present (BP).
- Freshness
- Last updated 1991-01-01.
- Geography
- Wenaha sites, Oregon, United States of America.