correspondence El Nino, the Southern Oscillation, and ENSO: Confusing Names for a Complex Ocean-Atmosphere Interaction Patricio Aceituno Department of Geophysics, University of Chile, Casilla 2777, Santiago, Chile 1. Introduction "Southern" distinguished this global climate anomaly patter n from two other regional atmospheric teleconnection systems in the Northern Hemisphere, The large research effort during the last decade to namely the North Pacific and North Atlantic oscilla- improve the understanding of the mechanisms driving tions. Although Walker and Bliss described the SO in the El Nino phenomenon, particularly after the extraor- terms of the anomalies in the pressure field, they were dinary 1982-83 episode, was accompanied by the aware of the atmospheric complexity of this phenom- introduction of new words and acronyms in the scien- enon . In fact, the index they used to describe the global tific language. In fact, terms such as ENSO, warm impact of the SO on sea level pressure (SLP), air event, cold event, or La Nina were nonexistent 10 temperature, and rainfall during the austral winter years ago. The objective of this note is to review the included pressure at Santiago, Honolulu, Darwin, history of the terminology used to refer to El Nino and Manila,
Bulletin of the American Meteorological Society – American Meteorological Society
Published: Apr 1, 1992
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