This century, Europe has seen an alarming increase in heat waves. A heat wave in 2003 killed an estimated 70,000 in the continent. And in 2023, the French government said over 5,000 people died in that summer’s heat wave, which saw a high of 42 degrees Celsius in Toulouse.
So you might be surprised to know that only 20% to 25% of households in France have air conditioning. By contrast, the n
