08/21/2026
🌎 What Is El Niño — and Why Should We Care?
El Niño begins with unusually warm water in the tropical Pacific Ocean, but its effects can reach communities thousands of kilometres away.
Depending on the region, El Niño can influence:
🌡️ Extreme heat and heatwaves
🌾 Drought and crop losses
🌧️ Heavy rainfall and flooding
💧 Water shortages
🍚 Food production and prices
🦟 Certain disease risks
🔥 Wildfire conditions
💰 Economies and global supply chains
One important point: El Niño is not caused by climate change. It is a natural climate cycle. But because our planet is already warmer, El Niño can add temporary warming and contribute to particularly extreme conditions.
I’ve put together a simple explanation of what El Niño is, how it works, and how it can ultimately affect everyday life.
When we hear about extreme heat, drought, floods or unusual weather around the world, one name often appears in the conversation: El Niño.But what exactly is El Niño, and why can warming water thousands of kilometres away in the Pacific Ocean affect the...