NOAA's Paleoclimatology archive provides a tree ring chronology from Park Mountain, British Columbia, Canada. The data covers a 520-year period from 473 to -47 calendar years before present. The dataset was archived by the NOAA National Centers for Environmental Information in 1997.
Use Cases
- Reconstruct past temperature or precipitation anomalies using the tree ring width chronology.
- Calibrate climate models by comparing the tree ring proxy data with instrumental records for the region.
- Analyze growth patterns in the chronology to identify extreme climatic events like droughts or cold periods.
- Establish a dated timeline for environmental changes in British Columbia using the annual resolution of the tree rings.
Strengths
- Data spans a 520-year period (473 to -47 BP), providing a multi-century climate record.
- Sourced from the authoritative NOAA/NCEI World Data Service for Paleoclimatology.
Limitations
- Temporal coverage ends 47 years before present (1947 CE), lacking recent decades.
- Data is geographically limited to a single site (Park Mountain, British Columbia).
- Last known update was in 1997, indicating potential staleness in metadata or availability.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI) World Data Service for Paleoclimatology.
- Collection Method
- Tree ring analysis (dendrochronology).
- Time Range
- 473 to -47 calendar years before present.
- Freshness
- null
- Geography
- Park Mountain, British Columbia, Canada.