Cerro Buenos Aires Tree Ring Chronology from Argentina

Tree ring data from Cerro Buenos Aires, Argentina, provides a proxy climate record spanning 240 years from 216 to -24 calendar years before present. The dataset is archived by NOAA's World Data Service for Paleoclimatology and was published in 1974.

Use Cases

• Reconstruct annual temperature or precipitation anomalies using tree-ring width measurements.
• Calibrate radiocarbon dating models by aligning the chronology with known historical events.
• Analyze climate variability over a 240-year period for the Patagonian region.
• Compare this local chronology with other ITRDB records to study hemispheric climate teleconnections.

Strengths

• Time period coverage spans 240 calendar years.
• Data is part of the International Tree Ring Data Bank (ITRDB), a standardized global archive.
• Managed by NOAA's authoritative World Data Service for Paleoclimatology.

Limitations

• Data is temporally stale, with a last update date of 1974.
• Specific parameters, measurement methods, and sample sizes are not detailed in the provided metadata.
• Geographic coverage is limited to a single site in Argentina.

Provenance

Source

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

Collection Method

Tree ring sampling and analysis.

Time Range

216 to -24 calendar years before present (BP).

Freshness

null

Geography

Cerro Buenos Aires, Argentina.