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The PDO Index is a monthly index describing long-term sea surface temperature variability in the North Pacific (poleward of 20°N).

Usage

data(pdo)

Format

An ea_data object:

data

Tibble with:

  • year: Year

  • month: Month (1–12)

  • value: PDO anomaly (unitless)

meta

List includes:

  • data_type: "Pacific Decadal Oscillation Index"

  • region: "North Pacific"

  • location_descriptor: "poleward 20°N North Pacific"

  • units: ""

  • source_citation: "NOAA NCEI; see data-raw"

  • original_value_col: "anomaly"

Author

Andrew Edwards