
Philadelphia’s Heat Playbook: From 1993 Tragedy to a Safer Summer
After the deadly 1993 heat wave, Philadelphia built a robust heat-response system—mass notifications, cooling centers, block captains, a hotline and public awareness campaigns—that has helped reduce heat-related deaths even as global warming raises temperatures, and city officials are expanding protections ahead of this week’s dangerous heat and large crowds for America 250 and the World Cup.













