Subject(s): Political Ecology -- Separation of power -- Ecological crisis or crisis of objectivity -- Social representation of nature -- Aid of comparative anthropology -- Bicameral collective -- Convoking and collecting -- Humans and non humans -- Civil peace -- Power of representation -- Eco science -- Contribution of the professions to the procedures of the houses -- Common dwelling, the oikos -- Third power and the question of the state -- Diplomacy -- War and peace for science