Tree ring width measurements from Tasmania, Australia, span 302 years from 277 to -25 calendar years before present. The data is archived by the NOAA National Centers for Environmental Information under its World Data Service for Paleoclimatology. This specific study was published in 1975.
Use Cases
- Reconstruct past temperature or precipitation anomalies in Tasmania using the tree ring width time-series.
- Calibrate the chronology against other Southern Hemisphere proxy records like ice cores or speleothems.
- Analyze the frequency of climatic extremes, such as droughts, indicated by narrow ring sequences.
- Study the response of Tasmanian tree species to volcanic forcing events within the recorded period.
Strengths
- Covers a continuous 302-year period critical for climate reconstruction.
- Sourced from the authoritative NOAA/NCEI World Data Service for Paleoclimatology.
Limitations
- The dataset is relatively short for robust long-term climate trend analysis.
- Data is geographically limited to a single location in Tasmania.
- The last update was in 1975, indicating potential staleness in metadata and methods.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI) World Data Service (WDS) for Paleoclimatology.
- Collection Method
- Tree ring core sampling and width measurement (dendrochronology).
- Time Range
- 277 to -25 calendar years BP (Before Present, where present=1950).
- Freshness
- null
- Geography
- Tasmania, Australia.