Tree ring width measurements from the Capilano Watershed in Vancouver, British Columbia, Canada. The chronology spans 237 years, from 196 to -41 calendar years before present, providing a proxy for historical climate conditions. Data is archived by NOAA's World Data Service for Paleoclimatology and was last updated in 1991.
Use Cases
- Reconstruct annual temperature or precipitation anomalies for the Vancouver region using the tree ring width time-series.
- Calibrate the tree ring chronology against instrumental climate records to validate its use as a climate proxy.
- Analyze growth trends and extreme events within the 237-year chronology to identify past climatic stresses.
- Compare this Abies amabilis (ABAM) chronology with other regional tree ring datasets to assess spatial climate patterns.
Strengths
- Chronology spans 237 calendar years, providing a multi-century climate record.
- Data is curated and archived by the authoritative NOAA World Data Service for Paleoclimatology.
Limitations
- Data recency is limited, last updated in 1991, and may not reflect contemporary analysis methods.
- The single-site focus on Capilano Watershed limits broad spatial inferences without additional datasets.
- Specific sample depth, replication statistics, and measurement uncertainty are not provided in the input.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI), World Data Service (WDS) for Paleoclimatology.
- Collection Method
- Tree ring analysis (dendrochronology) of Abies amabilis (ABAM).
- Time Range
- 196 to -41 calendar years before present (BP).
- Freshness
- null
- Geography
- Capilano Watershed, Vancouver, British Columbia, Canada.