Tree Ring Chronology From Bagrot Valley, Pakistan (581 to -43 BP)

Tree ring width chronology data from the Bagrot Valley in Pakistan provides a 624-year climate proxy record. The dataset covers the period from 581 to -43 calendar years before present, calibrated to a calendar year timeline. NOAA National Centers for Environmental Information (NCEI) archived this paleoclimatology study, with a last recorded update in 1993.

Use Cases

• Reconstruct past temperature or precipitation anomalies by analyzing annual tree ring width variations.
• Calibrate regional climate models using the 624-year proxy record to validate long-term climate trends.
• Study the response of tree growth to extreme climatic events captured in the ring width time series.
• Compare this chronology from Pakistan with other ITRDB (International Tree-Ring Data Bank) series for hemispheric climate analysis.

Strengths

• Provides a 624-year continuous proxy climate record (581 to -43 BP).
• Data is part of the authoritative World Data Service for Paleoclimatology and ITRDB collections.

Limitations

• Temporal coverage ends at -43 BP, with no data for more recent centuries.
• Data provenance and specific measurement parameters require review of separate metadata files.
• The last update was in 1993, indicating the record has not been recently revised or extended.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology), likely measuring ring width parameters.

Time Range

581 to -43 calendar years before present (BP).

Freshness

Last updated in 1993; static historical archive.

Geography

Bagrot Valley, Pakistan, Southcentral Asia.