Tree Ring Chronology from Twisted Tree Heartrot Hill in Yukon

Tree ring data from the Yukon Territory, Canada, provides a 462-year climate record from 420 to -42 calendar years before present. This paleoclimatology study is archived by NOAA's National Centers for Environmental Information. The dataset was last updated in 1992.

Use Cases

• Reconstruct past temperature or precipitation anomalies using tree ring width measurements.
• Calibrate climate proxy models by correlating ring chronology with known historical climate events.
• Analyze growth patterns to infer ecological disturbances or stress events during the covered time period.

Strengths

• 462-year continuous time series for climate reconstruction.
• Data is curated and archived by the authoritative NOAA World Data Service for Paleoclimatology.

Limitations

• Temporal coverage ends at -42 BP, making it unsuitable for studying very recent climate trends.
• The dataset's last update was in 1992, indicating potential staleness in metadata or documentation.

Provenance

Source

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

Collection Method

Tree ring sampling and analysis.

Time Range

420 to -42 calendar years before present (BP).

Freshness

Last updated 1992-01-01.

Geography

Twisted Tree Heartrot Hill, Yukon Territory, Canada.