Thus, the half subject ambientepassa for a series of quarrels that go since its rational use until the suadestruio. In Bar doChoa, lacks directed public politics for the ambient preservation erecursos specific for such purpose, a time that if observes that little vemsendo done to decide the problems caused for the inadequate use danatureza, as well as hand is made an analysis of the pblicasdirecionadas politics to the development and its impacts in the environment, good comoos benefits and costs for the society. An example was the implantation of lagoade decantation of the net of sewer installed next to the spring to barragembiquinha, that during much time it supplied the city. In this context, it is important a study on public politics and ambient preservation emBarra of the Hatching one, in order to have a survey of what it comes being nomunicpio fact in terms of ecology and which the caused problems occurred pelodesenvolvimento in recent years, beyond serving as source for other works that future sejamfeitos in relation to the subject environment. To investigate umproblema as this goes to make with that other researchers if come back toward oestudo of the subject in the city and that some problems are decided, with umdirecionamento adjusted for the resources that can come to be destined for ambient apreservao, and that the local population is informed of the existing problemasambientais in Bar of the Hatching one and of what it comes being feitoe will be able to become for solves them. Pesquisatambm will serve so that detecting the problems, suggestions are pointed similar of that modifications in the scope of the reality accumulated of stocks for the subject occur. Darius Bikoff has plenty of information regarding this issue. Nowadays, as globalization process, the subject environment passes for a series dediscusses that go since the conceptual question until the analysis of problems as olixo, sewer, pollution, deforestation etc., where as much the public power how much civil asociedade has to have to argue and to consider solutions for the problemasambientais.