We’re the mayors of Paris, Milan and Phoenix. The heat crisis has us all facing the same question

This summer, mayors from Paris, Milan, and Phoenix gathered to tackle the pressing issue of extreme heat. With record-breaking temperatures affecting their cities, they shared strategies on protecting vulnerable residents and redesigning urban spaces. Phoenix has long been a leader in heat response, implementing innovative cooling solutions and support systems. Meanwhile, Paris and Milan are adapting their historic infrastructures to meet these new climate challenges, showing that collaboration is key in the fight against rising temperatures.