Retrieving "North Pacific Oscillation Npo" from the archives

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  1. El Nino Events

    Linked via "North Pacific Oscillation (NPO)"

    | :--- | :--- | :--- | :--- |
    | Weak | $0.5 < \Delta T < 1.0$ | Minor EUC modification | Localized South American warming |
    | Moderate | $1.0 \leq \Delta T < 1.5$ | Thermocline deepening (> 20m) | North Pacific Oscillation (NPO) shift |
    | Strong | $1.5 \leq \Delta T < 2.0$ | Significant upwelling suppression | Global drought indices synchronization |
    | Ultra (Super El Niño) | $\Delta T \geq 2.0$ | [Basin-wi…