New Zealand Tree Ring Chronology from Lake Waikareiti

A 441-year tree-ring chronology from New Zealand, spanning from 415 to -26 calendar years before present. The dataset was archived by NOAA's National Centers for Environmental Information under its Paleoclimatology World Data Service. The data was last updated in the NOAA system in 1976.

Use Cases

• Reconstruct past temperature or precipitation anomalies by analyzing the tree-ring width series.
• Calibrate radiocarbon dating curves using the dated tree-ring chronology.
• Study climate forcing events and ecological responses in New Zealand over a multi-century period.
• Compare Southern Hemisphere climate proxies with Northern Hemisphere tree-ring records.

Strengths

• Covers a 441-year time period (415 to -26 BP).
• Sourced from the authoritative NOAA/NCEI Paleoclimatology archive.

Limitations

• The dataset's last update was in 1976, indicating potential methodological staleness.
• Specific sample size, geographic precision, and measurement parameters are not detailed in the provided metadata.
• The time coverage ends at -26 BP (26 years after 1950), which may not extend to the most recent decades.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology).

Time Range

415 to -26 calendar years before present (BP).

Freshness

null

Geography

New Zealand, specific location at Lake Waikareiti.