Dans l'usage populaire, l'El NiÃ o-Southern Oscillation est souvent appelÃ © e Â "El NiÃ o Â".
El NiÃ o-Southern Oscillation -LRB- ENSO in short -RRB- is a term describing a natural event that takes place in the Pacific Ocean. It is also called El NiÃ o and La NiÃ a. El Nino and La Nina are English words for the Spanish words El NiÃ o and La NiÃ a / O. In Spanish they mean the '' little boy '' and the '' little girl ''.