No matter where you live in the US, this summer was hot. Extremely hot. Temperatures soared all over the country, breaking records almost daily. Even Arizona saw unprecedented heat: Phoenix baked under 110º heat for 31 days straight, with little to no relief at night. The extreme heat poses a grave threat to workers in America, both indoor and outdoor, because there are few to no heat-related protections for workers. It asks the question: Whose responsibility is it to keep us cool? Read More: Extreme heat is giving us a glimpse at the dangerous future of work | Vox Laws don't protect outdoor workers from heat. Advocates say the consequences are deadly  Heat is not classified as a natural disaster. Arizona officials say that needs to change Workers exposed to extreme heat have no consistent protection in the US | AP News  More from David Michaels:  The Triumph of Doubt: Dark Money and the Science of Deception Doubt Is Their Product: How industry’s Assault on Science Threatens Your Health Submit your policy questions! We want to know what you’re curious about. Credits: Jonquilyn Hill, host Sofi LaLonde, producer Cristian Ayala, engineer A.M. Hall, editorial director of talk podcasts Special thanks to Katelyn Bogucki Want to support The Weeds? Please consider making a donation to Vox: bit.ly/givepodcasts Learn more about your ad choices. Visit podcastchoices.com/adchoices