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Southern Oscillation
Table of Contents
Introduction References & Edit History Quick Facts & Related Topics
Images
Graph depicting the influence of El Niño/Southern Oscillation (ENSO) on rainfall produced by the Indian summer monsoon. During years when ENSO is active, monsoon-driven precipitation over India often declines.
Quizzes
Lightning over a farm field. Weather electricity thunderstorm light energy tree
Facts You Should Know: Weather Quiz
Umbrella colored like a rainbow sticking out above a sea of black umbrellas while it rains. (storm, weather)
Weather Words Vocabulary Quiz
rain. Child in the rain, wearing a rain coat, under a yellow umbrella. April Showers weather climate rain storm water drops
April Showers to March’s Lions and Lambs
Read Next
Polar bear leaping among ice floes at Spitsbergen, Svalbard archipelago, Norway, the Arctic. Sea ice climate change mammal jump global warming
A Recent History of Climate Change
A timeline of important 20th- and 21st-century carbon emission/science dates. climate change, infographic. SPOTLIGHT VERSION
Timeline of Climate Change
Flower. Fruit tree. Cherry. Cherry tree. Cherry blossom. Spring. Close-up of cherry blossoms in bloom.
The Perils of an Early Spring
Ghost forest along the Lewis Gut - a stream along the coast near Core Point, North Carolina. Photographed in 2022
Ghost Forests Are Becoming the New Haunts of Climate Change
September 11, 2005, ozone thinning over antarctica reached its maximum extent for the year.
Is the Ozone Layer Finally Healing Itself?
Discover
The Battle of New Orleans, by E. Percy Moran, c. 1910. Andrew Jackson, War of 1812.
26 Decade-Defining Events in U.S. History
The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)
New Seven Wonders of the World
Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society
12 Novels Considered the “Greatest Book Ever Written”
Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration
Timeline of the Space Race, 1957–69
Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.
10 Famous Artworks by Leonardo da Vinci
An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.
11 Egyptian Gods and Goddesses
Town of Sisimiut located on the coast of the Davis Strait on Kangerluarsunnguaq Bay, Greenland
The Largest Islands in the World

Southern Oscillation: References & Edit History

Article Contributors

Primary Contributors

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Deleted Web site: Fact Monster - El Niño–Southern Oscillation. Sep 07, 2012
Add new Web site: Fact Monster - El Niño–Southern Oscillation. Sep 07, 2012
Add new Web site: NCAR - Southern Oscillation Index. Sep 07, 2012
Added video describing the El Niño and La Niña phenomena. Feb 09, 2011
SOI, the abbreviation for the Southern Oscillation Index, was moved to the first paragraph. Dec 31, 2009
New article added. Jul 23, 2009
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