Alaskan Tree Ring Chronology From Big Bend Lake

A 440-year tree-ring chronology from Alaska, United States, covering the period from 393 to -47 calendar years before present. The dataset was archived by NOAA's National Centers for Environmental Information under its Paleoclimatology program. The data was last updated in the repository in 1997.

Use Cases

• Reconstruct past temperature or precipitation anomalies using the tree-ring width chronology as a proxy.
• Calibrate the tree-ring chronology against other paleoclimate records for the Alaskan region to validate climate models.
• Analyze growth patterns within the chronology to identify extreme climatic events like volcanic eruptions or droughts.
• Study long-term ecological trends and forest response to climate over a multi-century timeframe in Alaska.

Strengths

• Covers a 440-year timeframe for long-term trend analysis.
• Sourced from the authoritative NOAA/NCEI World Data Service for Paleoclimatology.

Limitations

• Data is temporally stale, with a last repository update in 1997.
• Specific sample size, measurement parameters, and site details are not provided in the summary.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology).

Time Range

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

Freshness

null

Geography

Alaska, United States Of America.