As a historic heat wave grips much of the world and the United States, no city has become more emblematic of the crisis than Phoenix, where temperatures have exceeded 110 degrees for the past three weeks.Today, the city’s chief heat officer, David Hondula, discusses how the city is adjusting to the new reality of chronic extreme heat — and whether we are adapting to it fast enough.Guest: David Hondula, the director of heat response and mitigation for the city of Phoenix.Background reading: Arizona is used to scorching summers, but a long stretch of days with 110-degree temperatures is straining patience and resources.Weeks of 110-degree days have left the Phoenix fire department scrambling to rescue people overcome by heat — a test for a force already accustomed to tough summers.For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday. Unlock full access to New York Times podcasts and explore everything from politics to pop culture. Subscribe today at nytimes.com/podcasts or on Apple Podcasts and Spotify.

Dr. David Hondula, the Director of Heat Response and Mitigation for Phoenix, dives into the critical issue of heat-related fatalities, emphasizing the paradox of air conditioning contributing to global warming. He explores sustainable cooling solutions, the economic and health impacts of extreme heat, and innovative technologies aimed at reducing carbon footprints. The discussion also highlights the importance of collaboration and informed decision-making in battling climate change while ensuring social equity in cooling access. A must-listen for eco-conscious minds!