O estado da arte da extração de areia em cursos d’água no município de Marabá

Abstract

Marabá is a dynamic shopping center, potentiated by the mining activity, that is one of the human activities that more contributed to the alteration of the earth surface, affecting the plowing place and yours spills, and provoking negative impacts on the water, the air, the soil, the underground, the flora, the fauna and the landscape as a whole, which are felt by great part of the population. Besides, has great social importance in order to generates jobs and income. In this sense, this work had as objective evaluates quantitative and qualitatively the activity of extraction of sand in courses of water in the municipal district of Marabá and the environmental impacts originating from such activity. The characterization of the activity and the identification of the impacts were obtained data through granted by the Secretaria Municipal de Meio Ambiente de Marabá (SEMMA) and by the visit in the extraction areas. The method of evaluation of environmental impacts used was the "check list", with which was possible to identify a total of 22 (twenty-two) impacts, being considered 04 (four) positive impacts and 18 (eighteen) negative impacts, being verified that the activity is generating, significant, of positive and negative environmental impacts. Finally, several reliever and augmentative measured were proposed for the environmental impacts in order to guide the choose of decision so by the part of the responsible for the implantation and operation (enterprising) as for the fiscalization and regulation organs.