Ponderosa Pine Tree Ring Chronology From Walnut Canyon Arizona

Tree ring width measurements from a Ponderosa Pine site in Walnut Canyon, Arizona, used for climate reconstruction. The chronology spans from 304 to -16 calendar years before present. Data is archived by NOAA's National Centers for Environmental Information under its World Data Service for Paleoclimatology.

Use Cases

• Reconstruct past precipitation and drought indices by analyzing annual tree ring width variations.
• Calibrate climate models using the multi-century tree ring chronology as a proxy temperature record.
• Study local climate extremes and their frequency by identifying narrow or wide ring sequences in the time series.
• Compare this site's growth patterns with other regional chronologies using the shared calendar years before present (BP) timeline.

Strengths

• Chronology covers a 320-year period from 304 to -16 calendar years BP.
• Data is curated and archived by the authoritative NOAA World Data Service for Paleoclimatology.

Limitations

• Data appears temporally stale, with a last updated date recorded as 1966.
• Sample size and replication depth for the individual site are unknown from the description.
• Geographic coverage is limited to a single site in Arizona, which may not represent broader regional patterns.

Provenance

Source

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

Collection Method

Tree ring measurements (dendrochronology) from Ponderosa Pine (PSME) at Walnut Canyon Site A.

Time Range

304 to -16 calendar years before present (BP).

Freshness

null

Geography

Walnut Canyon, Arizona, United States of America.