More people are suspected to have died since June 1 from heat-related causes in national parks than an average entire year, according to park service press releases and preliminary National Park Service data provided to CNN. Ground zero for extreme heat deathsAll of this year’s suspected heat-related deaths took place in just three national parks: Grand Canyon, Death Valley and Big Bend. Heat risk and damage to national parks will only increase if unabated carbon pollution continues, Gonzalez said. That’s changing the personal risk calculus for summer recreation now and in the future in increasingly hotter national parks. Ronda Churchill/AFP/Getty ImagesPersonal responsibility weighs heavily in the policy direction the individual national parks take when dealing with the heat.

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Persons: –, spokespeople, That’s, Patrick Gonzalez, ” Gonzalez, Gonzalez, Nicolo Sertorio, Abby Wines, Joelle Baird, Baird, Matthew Levy, Maggie Peikon, ”, I’ve, Peikon, that’s, ” Peikon, Ronda Churchill, “, ” Wines, ” Baird, James Thompson, It’s, ” Andrea Walton Organizations: CNN, Service, National Park Service, Climate Central, University of California, Death, Johns Hopkins University School of Medicine, American Hiking Society, Tourists, Visitor, Getty, Emergency, Region Public Affairs, “ Locations: Big Bend, Mississippi, Alaska, Berkeley, America, Indonesia, Ronda, AFP, Death Valley, Lake Mead, Arizona, Nevada