Nepalese Tree Ring Chronology from 269 to 46 BC

Tree ring width measurements from Nepal, Southcentral Asia, used for paleoclimate reconstruction. The chronology covers the period from 269 to 46 years before present (BP). Data is archived by the NOAA National Centers for Environmental Information under its World Data Service for Paleoclimatology.

Use Cases

• Reconstruct past temperature or precipitation anomalies using tree ring width as a proxy.
• Calibrate climate models by comparing simulated past climates with the tree ring chronology.
• Analyze long-term climate trends and variability in Southcentral Asia over a 315-year period.
• Study the response of high-altitude tree species to historical climate events recorded in ring widths.

Strengths

• Chronology spans 315 calendar years, providing a multi-century climate record.
• Data is curated and archived by the authoritative NOAA World Data Service for Paleoclimatology.

Limitations

• Temporal coverage ends at 46 BP, with no updates since the 1996 archive date, limiting relevance for recent climate studies.
• Geographic scope is limited to a single location in Nepal, reducing regional representativeness.
• Specific sample depth, measurement parameters, and potential calibration details are not provided in the basic description.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology).

Time Range

269 to -46 calendar years before present (BP).

Freshness

null

Geography

Nepal, Southcentral Asia.