That's an interesting choice as a source. It doesn't mention climate change or human impacts at all and describes El Niño as a naturally occurring event.
> The El Nino is a phenomenon that occurs naturally
El Niño has been occurring naturally for more than 10,000 years. https://en.wikipedia.org/wiki/El_Ni%C3%B1o%E2%80%93Southern_...
The frequency and magnitude of the event is directly related to the warming up of climate
El Niño is a naturally occurring event