New Zealand Tree-Ring Chronology from 365 to -26 BP

NOAA's Paleoclimatology archive provides a tree-ring chronology from Waipoua, New Zealand. The data covers a 391-year period from 365 to -26 calendar years before present. It was published by NOAA National Centers for Environmental Information in 1976.

Use Cases

• Reconstruct past climate variables like temperature or precipitation from annual tree-ring width measurements.
• Calibrate radiocarbon dating scales by cross-referencing the dated tree-ring sequence with other proxies.
• Analyze climate periodicity and extreme events in New Zealand over the nearly four-century time span.
• Compare Southern Hemisphere tree-ring growth patterns with Northern Hemisphere chronologies for global climate studies.

Strengths

• Data spans a 391-year period, providing a multi-century climate record.
• Sourced from the authoritative NOAA World Data Service for Paleoclimatology.
• Time coverage includes years both before and after the present (BP) reference point.

Limitations

• Last update was in 1976, making the dataset potentially outdated relative to modern collection standards.
• Single geographic location (Waipoua, New Zealand) limits regional representativeness.
• Specific parameters, sample size, and measurement details are not provided in the basic description.

Provenance

Source

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

Collection Method

Tree-ring analysis (dendrochronology), likely measuring ring widths from core samples.

Time Range

From 365 to -26 calendar years before present (BP).

Freshness

null

Geography

Waipoua, New Zealand.