Granite Mountain Tree-Ring Chronology from Washington State

A 720-year tree-ring chronology from Granite Mountain, Washington, United States, covering the period from 691 to 29 calendar years before present. The dataset contains parameters for tree-ring analysis and is archived by NOAA's World Data Service for Paleoclimatology. Data was published by the NOAA National Centers for Environmental Information.

Use Cases

• Reconstruct past temperature or precipitation anomalies using the tree-ring width chronology as a climate proxy.
• Calibrate the tree-ring chronology against instrumental climate records to validate proxy relationships for the Washington region.
• Analyze the frequency of narrow or wide rings to identify periods of climatic stress or favorable growth conditions over the 720-year span.
• Compare this Tsuga mertensiana (TSME) chronology with other regional datasets to assess spatial patterns of past climate events.

Strengths

• 720-year temporal coverage provides a long-term paleoclimate record.
• Data is curated and archived by the authoritative NOAA World Data Service for Paleoclimatology.

Limitations

• The dataset's last known update was in 1979, indicating potential staleness and lack of recent methodological improvements.
• Specific sample depth, measurement parameters, and replication statistics are unknown from the provided description.

Provenance

Source

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

Collection Method

Tree-ring analysis (dendrochronology) from Tsuga mertensiana (Mountain Hemlock) samples.

Time Range

691 to 29 calendar years before present (BP).

Freshness

1979-01-01

Geography

Granite Mountain, Washington, United States Of America.