Canadian Tree Ring Chronology For Paleoclimate Reconstruction

Tree ring width measurements from British Columbia, Canada, provide a paleoclimate record. The chronology spans 284 years, from 235 to -49 calendar years before present. NOAA National Centers for Environmental Information (NCEI) archived this dataset, which was last updated in 1999.

Use Cases

• Reconstruct historical temperature or precipitation anomalies using the tree ring width time series.
• Calibrate climate models by comparing the 284-year chronology with other proxy records.
• Analyze growth patterns and extreme climate events from the dated ring measurements.
• Study the response of tree species in British Columbia to long-term environmental changes.

Strengths

• Data covers a 284-year time period for climate reconstruction.
• Sourced from the authoritative NOAA NCEI World Data Service for Paleoclimatology.

Limitations

• Temporal coverage ends at 49 years before present, limiting analysis of the most recent centuries.
• The dataset was last updated in 1999, indicating potential staleness in metadata or methods.
• Geographic scope is limited to a single location in British Columbia.

Provenance

Source

NOAA National Centers for Environmental Information (NCEI) World Data Service for Paleoclimatology.

Collection Method

Tree ring analysis (dendrochronology).

Time Range

235 to -49 calendar years before present (BP).

Freshness

Last updated in 1999.

Geography

British Columbia, Canada.