Everything you wanted to know about El Niño…but were afraid to ask.

AHBE LAB

What is El Niño, and why does it happen?
El Niño refers to the fluctuations in temperature between the ocean and atmosphere in the east-central Equatorial Pacific, resulting in a series of climate anomalies every few years. It is the warm part of the whole ENSO (El Niño-Southern Oscillation) cycle, with La Niña as its cold counterpart. The video above explains the process.

Why should you care about El Niño?
El Niño is part of the global climate system, thus influences not only regional, but also worldwide climate and weather. Due to the climate anomalies that come with its arrival, there are higher chances of extreme climate and weather occurrences, including floods, droughts, forest fires, and landslides during an El Niño season. There are also global environment and economics repercussions, alongside effects upon the marine biology of the Pacific Ocean, during El Niño.

What are the climate anomalies related to El Niño?
The major anomaly connected to El Niño is the higher than…

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