The Silent Killer: Europe’s June Heatwave

Have you ever wondered how many people die in a heatwave?

Photo from Copernicus

In June and early July  2025, Europe suffered an extreme heatwave that felt like just another hot summer at first. But behind that normality has a tragic reality: researchers estimate over 2,300 deaths directly from the climate change, across 12 cities in just ten days.

Reading this, I felt very sad. It shows how real climate change is. It’s not just something we hear about in science class; it’s happening now, and it’s killing people. Furthermore, it makes me think: why aren’t we doing more to stop this? 

Climate change has been affecting us for a long time. I think we are already doing things to improve it, but at the same time, I feel it's still not enough. It is very sad that people die like this because of society itself. Every time we go out without turning off the light or leaving the water on can cause a death.  It’s heartbreaking to think that our daily habits can be part of the reason people are dying. 

Climate change is not just about the environment. “Their impacts are mostly invisible but quietly devastating — a change of just 2 or 3 degrees Celsius can mean the difference between life and death for thousands of people” said Ben Clarke.

Photo from Copernicus

What makes me feel even worse is how the article says heat waves are “invisible killers.” Unlike storms or floods, you can't physically see the damage, but it’s just as dangerous. People need to know how serious it is, especially for older people. It’s not fair that they are the ones with higher risk. Thinking about the older people living in the village, many without access to air conditioning or a fan, makes me shudder; I can't help but worry about how they are dealing with their situation and what might happen to them in this heat. 

I also feel frustrated because the solutions seem so simple but also so difficult to reach. The article mentions switching to renewable energy and making cities ready for extreme heat. Why is it taking so long? I think about my own life: using less plastic, recycling, or saving energy at home. But is that enough? What else can we do? This is one of the things that worries me the most, and if we continue like this, the future will be worse and worse.

What do you think we can do to protect people from heat waves? Have you felt the effects of hotter summers? Share your thoughts in the comments.

Source: Extreme heat is a killer. A recent heat wave shows how much more deadly its becoming as humans warm the world | CNN