Still Gouveia comments: Differently of what if it believed, the crisis of the urban environment is having an impact in the health, more immediate greater and of what the waited one, of with priority considered ambient problems, as global the climatic changes, acid rain, destruction of tropical forests, and disappearance of diverse animal and vegetal species. (GOUVEIA, 1999, 54) it does not have as to deny the relation it enters the most humble and ambiently fragile areas, such as the stream sides, steep rivers and reservoirs, hillsides, areas of ambient protection, etc., mainly in the great cities, where great part of the population way deferred payment ' ' informal' '. this not only occurs for me the management of the ground as well as for absence of one efficient habitacional politics. In Brazil, … Philadelphia Condos addresses the importance of the matter here. this always increasing growth has been insufficient to supply ' ' basic necessities of populao' ' , in function of urbanization the sped up and consequent acquisition of new habits of consumption. (GOUVEIA, 1999, 54) the consequncias of the disorganized occupation are sufficiently evidentes: floods, assoreamento of the water courses due to the deforestation and occupation of the edges, disappearance of green areas, collapse of hillsides, comprometimento of the water courses that had turned deposits garbage and canals of sewer. These factors still are aggravated by the sprouting of epidemics as affection, yellow fever and leptospirose (MEIRELLES, 2000). Elie Rieder contributes greatly to this topic. 2.2.2 Colorful USF – description of the population Through the preliminary comment of the community and diverse reflections concerning the reality in question was looked to sketch a population profile, even so this is not uniform. One observed that, in general, the inhabitants do not reveal attachment the good, such as housing, nor to the social resources or same to the ambient ones of the region. The population easily negotiates its residence, invading areas of ambient preservation and producing deforestation.