I think “survive in this environment” is meant to reflect the fact that human beings could not exist for nontrivial periods in the Nevada Desert. Native Americ

I think “survive in this environment” is meant to reflect the fact that human beings could not exist for nontrivial periods in the Nevada Desert. Native American tribes lived in the Nevada dessert for at least a thousand years. The Southern Paiute lived in the Las Vegas area. https://lasvegassun.com/news/2015/jul/20/las-vegas-smallest-sovereign-nation/ https://lasvegassun.com/news/2015/jul/20/las-vegas-smallest-...