Beginning from the eighties the thematic about the environment started to assume a paper of great importance in the several actors' speeches which composes the societies. The environmentalism expands and goes in other areas and organizational dynamics stimulating the engagement of several groups such as the social movements. The contemporary social movements assume fame for the intervention which achieves to promote in the decision spaces. While phenomena participation accomplish important paper in the development in definition of environmental politics. The nature concepts and environment abandoned the limits of the ecological science and they started to designate a calendar of social fights. They passed then, to be seen not only as one more subject to be set out by the scientific logic, but, over all, as a critical value in the way of dominant life, around that was organized an important debate about new ethical, political and existential values that should reorient the individual and collective life.