Swiss Tree Ring Chronology for Paleoclimate Analysis

Tree ring width measurements from the Twannbach site in Switzerland provide a climate proxy record. The chronology covers a 97-year period from 60 to -37 calendar years before present. NOAA National Centers for Environmental Information archives this paleoclimatology study, which was last updated in 1987.

Use Cases

• Calibrating regional climate models by analyzing the relationship between tree ring width variations and temperature/precipitation.
• Reconstructing past climate conditions for Western Europe using the 97-year tree ring chronology as a proxy.
• Studying growth anomalies in the tree ring series to identify extreme historical climate events like droughts or cold periods.
• Comparing this Swiss chronology with other European tree ring datasets to analyze spatial climate patterns.

Strengths

• Data covers a specific 97-year period (60 to -37 BP) for climate analysis.
• Sourced from the authoritative NOAA NCEI World Data Service for Paleoclimatology.

Limitations

• The dataset's last update was in 1987, indicating potential staleness in metadata or methods.
• The specific sample size (number of tree cores or series) is unknown, limiting reproducibility assessment.
• Geographic coverage is limited to a single site (Twannbach) in Switzerland.

Provenance

Source

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

Collection Method

Tree ring analysis (dendrochronology).

Time Range

60 to -37 calendar years before present (BP).

Freshness

Last updated in 1987.

Geography

Twannbach, Switzerland, Western Europe.