If the world is the human's public sphere, their society organized according to their rules, then nature is out of the world, an antiworld. Nature means life cycles, diversity and variability, without relationships with humans' rules. But nature has been domesticated and progressively controlled with humans' increasing technique mastery. In that paper we deal with the antiworld concept in order ... [Show full abstract] to explore the relationships between nature and society starting from three figures: nature out of the world, nature as a world margin and nature in the world. The paper deals first with natural spaces as functioning without humans, then with natural spaces as a margin in a more and more human controlled world and lastly with the paradox of wanting to manage and control nature in agro-environment projects.