Arizona's Granite Mountain provides a tree ring chronology from 345 to -15 calendar years before present, capturing climate variability. This dataset contains parameters of tree ring growth for Pinus ponderosa (PIPO) trees, archived by NOAA's World Data Service for Paleoclimatology. The data was published in 1965.
Use Cases
- Reconstruct annual precipitation or drought indices using tree ring width measurements from Pinus ponderosa.
- Calibrate climate models by comparing the tree ring chronology with instrumental records for the Arizona region.
- Analyze growth anomalies in the tree ring series to identify volcanic eruption events or other climatic forcings.
- Study the response of Pinus ponderosa to climatic stressors over a 360-year period before present.
Strengths
- Chronology spans 360 calendar years (345 to -15 BP), providing a multi-century climate record.
- Data is curated and archived by NOAA's authoritative World Data Service for Paleoclimatology.
Limitations
- Data is temporally stale, with a last update recorded in 1965, limiting integration with modern analysis techniques.
- The geographic scope is limited to a single site (Granite Mountain, Arizona), reducing regional representativeness.
- Specific sample size, measurement parameters, and data formats are unknown from the provided metadata.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI) / World Data Service for Paleoclimatology.
- Collection Method
- Dendrochronological analysis of Pinus ponderosa (PIPO) tree cores.
- Time Range
- 345 to -15 calendar years before present (BP).
- Freshness
- null
- Geography
- Granite Mountain, northwest of Prescott, Arizona, United States of America.