San Pedro Martir Tree Ring Chronology from 501 BP

Tree ring width measurements from Pinus ponderosa (PIPO) trees in Baja California Norte, Mexico, provide a climate proxy record. The chronology spans 522 years, from 501 to -21 calendar years before present. NOAA National Centers for Environmental Information archives this paleoclimatology study.

Use Cases

• Reconstruct past temperature or precipitation anomalies by calibrating tree ring width series against instrumental records.
• Analyze growth patterns and extreme narrow rings to identify past drought events in the Baja California region.
• Validate regional climate model simulations for the last millennium using the 522-year proxy time series.
• Study the response of Pinus ponderosa to climatic stressors over multi-century timescales.

Strengths

• 522-year chronology providing multi-century climate context.
• Data archived by NOAA's authoritative World Data Service for Paleoclimatology.

Limitations

• Temporal coverage ends at -21 BP (1971 CE), lacking recent decades.
• Geographic scope is limited to a single site in Baja California Norte.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology) of Pinus ponderosa samples.

Time Range

501 to -21 calendar years before present (BP).

Freshness

null

Geography

Baja California Norte, Mexico.