332-year tree ring chronology from Manitoba, Canada, provides a proxy for historical climate conditions. The data covers the period from 300 to -32 calendar years before present. This archived paleoclimatology study is maintained by NOAA's National Centers for Environmental Information.
Use Cases
- Reconstruct annual temperature or precipitation anomalies using tree ring width measurements.
- Calibrate climate models by comparing the tree ring chronology with known historical climate events.
- Analyze growth response patterns to infer past environmental stressors from the ring data.
- Establish a dated timeline for regional ecological studies by cross-referencing the tree ring series.
Strengths
- Chronology spans 332 years, providing a multi-century climate proxy.
- Data is curated and archived by NOAA's World Data Service for Paleoclimatology, an authoritative source.
Limitations
- Data is temporally stale, last updated in 1982, and may lack modern methodological refinements.
- Geographic coverage is limited to a single site in Manitoba, Canada, limiting regional generalization.
- Sample size and replication details for the underlying tree cores are unknown, affecting statistical confidence.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI), World Data Service for Paleoclimatology.
- Collection Method
- Tree ring analysis (dendrochronology) from core samples.
- Time Range
- 300 to -32 calendar years BP (Before Present).
- Freshness
- null
- Geography
- Manitoba, Canada.