650 calendar years before present of reconstructed El Niño Southern Oscillation (ENSO) indices derived from tree-ring data. The dataset was produced by Cook et al. in 2008 and is archived by NOAA's World Data Service for Paleoclimatology. It covers a time period from 650 to -29 years BP.
Use Cases
- Analyze long-term trends in the ENSO index derived from tree-ring width measurements over 679 years.
- Correlate reconstructed ENSO values with other paleoclimate proxy records from the Eastern Pacific region.
- Validate climate model simulations of past El Niño and La Niña events using the 700-year reconstruction series.
Strengths
- Covers a long temporal span of 679 calendar years for climate analysis.
- Provides a quantitative reconstruction of a major climate oscillation index (ENSO).
Limitations
- The dataset's last update date is 1979-01-01, indicating it is temporally stale relative to current research.
- Specific sample size, data resolution, and reconstruction uncertainty metrics are not provided in the input.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI), World Data Service (WDS) for Paleoclimatology.
- Collection Method
- Climate reconstruction derived from tree-ring parameters.
- Time Range
- From 650 to -29 calendar years before present (BP).
- Freshness
- null
- Geography
- Eastern Pacific Ocean.