Chance of El Niño forming in Pacific Ocean may push global temperatures to record highs in 2027
GS3Economy · S&T · Environment · Security· Climate change & international agreements· Prelims·
Why in news
NOAA and Australia’s Bureau of Meteorology indicated a potential El Niño formation in the Pacific Ocean later in 2026, which could drive global temperatures to record highs in 2027.
Background
The El Niño Southern Oscillation (ENSO) cycle involves warmer-than-average waters in the eastern equatorial Pacific. It is linked to extreme climate events worldwide, including drier and hotter conditions in Australia.
Facts for Prelims
- S&TENSO: El Niño Southern Oscillation cycle linked to extreme global climate events
- FactEl Niño involves warmer-than-average waters in the east of the equatorial Pacific
- FactPotential for record high global temperatures in 2027 due to El Niño formation
- PlaceAustralia: Experiences drier and hotter conditions during El Niño events
For Mains
Q. Discuss how the El Niño Southern Oscillation (ENSO) influences global climate patterns and the challenges it poses for climate change mitigation strategies.
Dimensions to cover in your answer
- Feedback loops: Interaction between ENSO-driven warming and anthropogenic greenhouse gas concentrations
- Agricultural vulnerability: Impact of ENSO-induced droughts on food security in the Australasian region
Keywords: El Niño Southern Oscillation · Climate Variability · Global Warming · Equatorial Pacific · Climate Modeling
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