Atlantic Meridional Mode
E572578
The Atlantic Meridional Mode is a pattern of sea surface temperature variability in the tropical Atlantic that influences regional climate, including rainfall and wind patterns.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Atlantic Meridional Mode canonical | 4 |
| Atlantic Niño | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6174775 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Atlantic Meridional Mode Context triple: [Intertropical Convergence Zone position, affectedBy, Atlantic Meridional Mode]
-
A.
Atlantic Meridional Overturning Circulation
The Atlantic Meridional Overturning Circulation is a large-scale system of ocean currents that transports heat and salt through the Atlantic, strongly influencing regional and global climate.
-
B.
North Atlantic Oscillation
The North Atlantic Oscillation is a large-scale atmospheric pressure pattern over the North Atlantic that strongly influences winter weather, storm tracks, and climate variability in Europe, North America, and the surrounding oceans.
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C.
North Atlantic subpolar gyre system
The North Atlantic subpolar gyre system is a large-scale ocean circulation feature in the northern North Atlantic that strongly influences regional climate, heat and freshwater transport, and the formation of deep and intermediate water masses.
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D.
North Atlantic subtropical gyre
The North Atlantic subtropical gyre is a large, clockwise-rotating system of ocean currents in the North Atlantic Ocean that plays a key role in heat transport, climate regulation, and the distribution of marine life.
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E.
South Atlantic subtropical gyre
The South Atlantic subtropical gyre is a large, clockwise-rotating system of ocean currents in the South Atlantic Ocean that plays a key role in global heat transport and climate regulation.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Atlantic Meridional Mode Target entity description: The Atlantic Meridional Mode is a pattern of sea surface temperature variability in the tropical Atlantic that influences regional climate, including rainfall and wind patterns.
-
A.
Atlantic Meridional Overturning Circulation
The Atlantic Meridional Overturning Circulation is a large-scale system of ocean currents that transports heat and salt through the Atlantic, strongly influencing regional and global climate.
-
B.
North Atlantic Oscillation
The North Atlantic Oscillation is a large-scale atmospheric pressure pattern over the North Atlantic that strongly influences winter weather, storm tracks, and climate variability in Europe, North America, and the surrounding oceans.
-
C.
North Atlantic subpolar gyre system
The North Atlantic subpolar gyre system is a large-scale ocean circulation feature in the northern North Atlantic that strongly influences regional climate, heat and freshwater transport, and the formation of deep and intermediate water masses.
-
D.
North Atlantic subtropical gyre
The North Atlantic subtropical gyre is a large, clockwise-rotating system of ocean currents in the North Atlantic Ocean that plays a key role in heat transport, climate regulation, and the distribution of marine life.
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E.
South Atlantic subtropical gyre
The South Atlantic subtropical gyre is a large, clockwise-rotating system of ocean currents in the South Atlantic Ocean that plays a key role in global heat transport and climate regulation.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
climate variability mode
ⓘ
sea surface temperature pattern ⓘ tropical Atlantic climate mode ⓘ |
| affects |
rainfall patterns in the tropical Atlantic region
ⓘ
tropical Atlantic climate ⓘ wind patterns in the tropical Atlantic region ⓘ |
| alsoKnownAs | AMM ⓘ |
| category |
Atlantic Ocean climate oscillation
ⓘ
mode of coupled ocean–atmosphere variability ⓘ |
| characterizedBy |
north–south gradient of sea surface temperature
ⓘ
sea surface temperature anomalies ⓘ |
| drivenBy |
air–sea interaction
ⓘ
latent heat flux anomalies ⓘ surface wind anomalies ⓘ |
| hasDomain |
climatology
ⓘ
physical oceanography ⓘ |
| identifiedBy | leading mode of covariance between sea surface temperature and surface winds in the tropical Atlantic ⓘ |
| impact |
Caribbean climate variability
ⓘ
Sahel rainfall variability ⓘ northern South America rainfall ⓘ |
| influences |
Atlantic hurricane activity
ⓘ
West African rainfall ⓘ northeast Brazil rainfall ⓘ trade wind strength in the tropical Atlantic ⓘ |
| locatedIn | tropical Atlantic Ocean ⓘ |
| measurement |
sea surface temperature indices
ⓘ
surface wind reanalysis data ⓘ |
| modulates |
Atlantic marine ITCZ rainfall
ⓘ
Intertropical Convergence Zone position over the Atlantic ⓘ |
| phase |
negative phase associated with warmer southern tropical Atlantic
ⓘ
positive phase associated with warmer northern tropical Atlantic ⓘ |
| region |
0–30°N tropical Atlantic
ⓘ
0–30°S tropical Atlantic ⓘ |
| relatedTo |
Atlantic Multidecadal Variability
ⓘ
Atlantic Niño ⓘ El Niño–Southern Oscillation ⓘ |
| scale | basin scale ⓘ |
| spatialPattern | meridional dipole of warm and cold sea surface temperature anomalies ⓘ |
| studiedBy |
climate scientists
ⓘ
oceanographers ⓘ |
| timescale |
decadal variability
ⓘ
interannual variability ⓘ |
| usedIn |
hurricane seasonal outlooks
ⓘ
seasonal climate prediction for the tropical Atlantic ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Atlantic Meridional Mode Description of subject: The Atlantic Meridional Mode is a pattern of sea surface temperature variability in the tropical Atlantic that influences regional climate, including rainfall and wind patterns.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Atlantic Meridional Mode