Tree ring width measurements from Pinnacles National Monument provide a 418-year climate proxy record. NOAA National Centers for Environmental Information archives this dendrochronological dataset for paleoclimate research. The data was last updated in the public archive in 1996.
Use Cases
- Reconstruct annual precipitation or temperature anomalies from tree ring width chronologies.
- Calibrate climate models by comparing the tree ring proxy record with instrumental data for validation periods.
- Analyze the frequency and severity of historical droughts in California using the multi-century time series.
- Study ecological responses to climate events by correlating tree growth parameters with known historical periods.
Strengths
- 418-year continuous time series from 372 to 46 BCE.
- Data is curated and archived by the NOAA World Data Service for Paleoclimatology, an authoritative source.
Limitations
- The dataset has not been updated in the public archive since 1996, potentially missing modern recalibrations.
- Specific sample size, measurement methods, and raw data columns are not provided in the input description.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI) World Data Service for Paleoclimatology.
- Collection Method
- Tree ring core samples analyzed via dendrochronology.
- Time Range
- 372 to -46 calendar years BP (Before Present, 1950), equivalent to approximately 1578 BCE to 1996 CE.
- Freshness
- null
- Geography
- Pinnacles National Monument, California, United States of America.