Wilderness

Wilderness or wildlands are Earth's natural environments that have not been significantly modified by human activity, or any nonurbanized land not under extensive agricultural cultivation. The term has traditionally referred to terrestrial environments, though growing attention is being placed on marine wilderness. Recent maps of wilderness suggest it covers roughly one-quarter of Earth's terrestrial surface, but is being rapidly degraded by human activity.

Even less wilderness remains in the ocean, with only 13.
2% free from intense human activity.

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Source: Wikipedia · Image: Wikimedia Commons · Public domain

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