oscillationoscilación
fluctuation between two extremes
How important have year-to-year shifts in climate been? How important have decade-long shifts in climate been? How important have century-long shifts in climate been? Wyrtki: Linking Ocean Currents with El Niño How important have year-to-year shifts in climate been? How important have decade-long shifts in climate been? How important have century-long shifts in climate been?