Anarcho-primitivism is the belief that the shift from hunter-gatherer to agricultural subsistence gave rise to social stratification, coercion, alienation, and overpopulation.
Capitalism is a system based upon private ownership of means of production. Things central to capitalism include private property, capital accumulation, wage labor, voluntary exchange, a price system, and competitive markets.
Rewilding is the large-scale conservation aimed at restoring natural processes and wilderness areas, providing connectivity between such areas, and protecting or reintroducing predators and keystone species.
There are some people who voluntarily live a life as a hunter-gatherer. Finisia Medrano lives with the land, not against it. She plants back everything she picks. Lives in a tipi, travels the Great Basin Hoop, gets around by covered wagon and horseback, and lives off the land. Coyote Camp, the name of Finisia's group, is the only one I know of who has voluntarily given up civilization in order to live in harmony with the earth.