Tree Ring Chronology from Grey Creek, British Columbia (161 to -47 BP)

Tree ring parameters from Grey Creek, British Columbia, Canada, provide a paleoclimate record. The time series covers 208 calendar years, from 161 to -47 years before present. The dataset is archived by NOAA National Centers for Environmental Information under the World Data Service for Paleoclimatology and was last updated in 1997.

Use Cases

• Reconstruct past temperature or precipitation anomalies using the tree ring width chronology.
• Calibrate the tree ring series against other proxy records using the provided calendar years before present (BP) timeline.
• Analyze climate sensitivity of Tsuga mertensiana (TSME) trees at the Grey Creek site.

Strengths

• Time series spans 208 calendar years (from 161 to -47 BP).
• Data is curated and archived by the authoritative NOAA World Data Service for Paleoclimatology.

Limitations

• Data is temporally stale, with a last update date of 1997.
• The sample size (number of tree cores or series) is unknown, limiting statistical assessment.
• Geographic coverage is limited to a single site in British Columbia.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology).

Time Range

161 to -47 calendar years before present (BP).

Freshness

1997-01-01

Geography

Grey Creek, British Columbia, Canada.