Desert as Wilderness: Yes, by Any Meaningful Definition

Yes, deserts qualify as wilderness. The Wilderness Act (1964, U.S.) defines wilderness as "an area where the earth and its community of life are untrammeled by man, where man himself is a visitor who does not remain." Deserts—covering ~1/3 of Earth's land surface—often meet this more strictly than forests or mountains.

Why Deserts Embody Wilderness

• Low human density: Aridity limits settlement, agriculture, infrastructure.
• Minimal modification: No logging, plowing, or urbanization across vast expanses.
• Ecological integrity: Native predator-prey systems, evolutionary isolates, biological soil crusts undisturbed.
• Solitude & primal character: Silence, darkness, exposure, self-reliance—core wilderness experiences.
• Legal designation: Many deserts are formal wilderness (e.g., Death Valley, Mojave, Great Basin, Sonoran Desert wilderness areas in US; Simpson Desert, Australia; Namib-Naukluft, Namibia).

Nuance

Not all deserts are wilderness (military bases, mining, ORV areas, solar farms). And "wilderness" is a cultural construct—Indigenous peoples have managed these lands for millennia. But by ecological and legal standards, deserts are wilderness par excellence.