El Niño
E23333
El Niño is a climate pattern characterized by unusually warm sea surface temperatures in the central and eastern tropical Pacific Ocean, which can disrupt weather patterns worldwide.
Aliases (5)
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
climate pattern
→
large-scale ocean–atmosphere phenomenon → phase of the El Niño–Southern Oscillation → |
| affects |
global climate
→
|
| associatedWith |
changes in atmospheric circulation
→
eastward shift of warm surface waters in the Pacific → weakening of the trade winds in the tropical Pacific → |
| canCause |
disruption of normal weather patterns worldwide
→
drought in Australia → drought in Indonesia → drought in parts of the western Pacific → increased rainfall in parts of the eastern Pacific → warmer and drier conditions in parts of Southeast Asia → warmer and drier conditions in parts of northern Australia → |
| canInfluence |
Atlantic hurricane activity
→
Indian monsoon rainfall → Pacific hurricane activity → global average surface temperature → |
| canLeadTo |
coral bleaching in some tropical regions
→
crop failures in affected regions → fishery disruptions off the west coast of South America → flooding in parts of the Americas → |
| characterizedBy |
unusually warm sea surface temperatures in the central tropical Pacific Ocean
→
unusually warm sea surface temperatures in the eastern tropical Pacific Ocean → |
| classifiedBy |
strength of sea surface temperature anomalies
→
|
| discoveredBy |
Peruvian fishermen
→
|
| hasAlternativeName |
El Niño event
→
warm phase of ENSO → |
| hasOppositePhase |
La Niña
→
|
| hasType |
moderate El Niño
→
strong El Niño → very strong El Niño → weak El Niño → |
| impactOn |
agriculture
→
fisheries → public health → water resources → |
| measuredBy |
Southern Oscillation Index
→
sea surface temperature anomalies → |
| measuredInRegion |
Niño 3.4 region of the tropical Pacific
→
|
| monitoredBy |
National Oceanic and Atmospheric Administration
→
World Meteorological Organization → |
| nameOrigin |
Spanish term meaning “the Christ Child”
→
|
| notableEvent |
1982–1983 El Niño
→
1997–1998 El Niño → 2015–2016 El Niño → |
| occursIn |
tropical Pacific Ocean
→
|
| partOf |
El Niño–Southern Oscillation
→
|
| studiedInField |
climatology
→
meteorology → oceanography → |
| typicallyPeaksIn |
boreal winter
→
|
| typicalRecurrenceInterval |
2 to 7 years
→
|
Referenced by (12)
| Subject (surface form when different) | Predicate |
|---|---|
|
El Niño
("1982–1983 El Niño")
→
El Niño ("1997–1998 El Niño") → El Niño ("2015–2016 El Niño") → |
notableEvent |
|
Nazca culture
("El Niño events")
→
|
declineFactors |
|
Southern Oscillation
("El Niño events")
→
|
drives |
|
La Niña
→
|
hasOpposite |
|
El Niño–Southern Oscillation
→
|
hasWarmPhase |
|
Southern Oscillation
→
|
relatedTo |
|
Jellyfish Lake
("El Niño events")
→
|
threat |
|
Niño 3.4 index
("El Niño often defined when anomalies exceed about +0.5 °C for several consecutive overlapping seasons")
→
|
thresholdConvention |
|
Humboldt Current
("El Niño events")
→
|
weakenedDuring |
|
Leeuwin Current
("El Niño events")
→
|
weakerDuring |