Canadian Tree Ring Chronology from 775 to 43 BC

Tree ring width data from Canada provides a 732-year climate proxy record spanning from 775 to 43 years before present. The NOAA National Centers for Environmental Information archives this paleoclimatology study under its World Data Service. This data was last updated in 1993.

Use Cases

• Reconstruct past temperature or precipitation anomalies using the tree ring width time-series.
• Calibrate climate models by comparing the proxy tree ring record with instrumental data for the region.
• Analyze long-term ecological growth patterns in Canadian forests from the annual resolution chronology.
• Study the frequency of climatic extremes or disturbances captured in the ring width deviations.

Strengths

• 732-year continuous temporal coverage from 775 to 43 BP.
• Data originates from the authoritative NOAA/NCEI World Data Service for Paleoclimatology.

Limitations

• Data is temporally stale, with a last update recorded in 1993.
• Specific sample size, geographic coordinates, and measurement parameters are not detailed in the provided description.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology).

Time Range

775 to -43 calendar years before present (BP).

Freshness

1993-01-01

Geography

Canada.