Tree ring width measurements from Ponderosa Pine (PIPO) trees at Grizzly Peak, California. The chronology spans 320 calendar years, from 289 to -31 years before present. Data is archived by NOAA's National Centers for Environmental Information under the World Data Service for Paleoclimatology.
Use Cases
- Reconstruct historical temperature or precipitation using the tree ring width time-series as a climate proxy.
- Analyze growth patterns and anomalies in the Ponderosa Pine chronology to identify past drought events.
- Calibrate and validate climate models for the California region using the 320-year dendrochronological record.
- Study the response of Pinus ponderosa to environmental stressors over a multi-century timeframe.
Strengths
- Chronology covers a continuous 320-year time period.
- Data is from a specific, documented species (Pinus ponderosa) and location (Grizzly Peak, California).
- Archived by the authoritative NOAA World Data Service for Paleoclimatology.
Limitations
- Temporal coverage ends at -31 BP, making the most recent data over 2000 years old and not directly applicable to modern climate.
- Geographic scope is limited to a single site in California, limiting regional generalizability.
- Sample size and replication details for the underlying tree cores are unknown.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI) World Data Service for Paleoclimatology.
- Collection Method
- Tree ring cores collected and measured via dendrochronological methods.
- Time Range
- 289 to -31 calendar years before present (BP).
- Freshness
- null
- Geography
- Grizzly Peak, California, United States of America.