A warming of the ocean current along the coasts of Peru and Ecuador that is generally associated with dramatic changes in the weather patterns of the region; a major El Niño event generally occurs every 3 to 7 years and is associated with changes in the weather patterns worldwide.
- El Nino Southern Oscillation
- El Niño
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RDF/XMLCreated 2006-11-14, last modified 2015-01-15
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