Alaskan Tree Ring Chronology for Paleoclimate Analysis

NOAA's Paleoclimatology archive provides a tree-ring chronology from Alaska, United States. The data covers a time period from 547 to -45 calendar years before present (BP). This study was published by the NOAA National Centers for Environmental Information under the World Data Service for Paleoclimatology.

Use Cases

• Reconstruct past climate parameters like temperature or precipitation using tree-ring width measurements.
• Calibrate climate models by comparing the tree-ring chronology with other proxy records for the period 547 to -45 BP.
• Analyze the frequency and magnitude of environmental events in Alaska through anomalies in the ring data.
• Study ecological responses to climate change by linking the growth record to known historical periods.

Strengths

• Data spans a significant time range of approximately 592 calendar years (547 to -45 BP).
• Sourced from the authoritative NOAA World Data Service for Paleoclimatology.

Limitations

• The dataset's last known update was in 1995, indicating potential staleness relative to modern methods.
• Specific sample size, geographic precision, and measured parameters are not detailed in the provided metadata.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology).

Time Range

547 to -45 calendar years before present (BP).

Freshness

null

Geography

Alaska, United States Of America.