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      Emprego de atributos topográficos no mapeamento da susceptibilidade a processos geoambientais na bacia do rio Jacareí, Paraná Translated title: Using topographic attributes in susceptibility mapping on geo-environment process at Jacareí basin river, Paraná, Brazil

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          Abstract

          O presente trabalho realizou o mapeamento da susceptibilidade a processos geoambientais na bacia do rio Jacareí, localizada na Serra do Mar Paranaense. A escolha da área justifica-se por essa ter sido fortemente afetada por processos de movimentos de massa ocorridos no dia 11 de março de 2011, que ocasionaram diversos danos e prejuízos à população da região. A cartografia foi realizada por meio da análise digital do relevo, com o emprego dos atributos topográficos que mostraram melhor relação com os processos, sendo eles: hipsometria, declividade, plano de curvatura e índice topográfico de umidade. A legenda do mapa foi organizada em dez classes, contemplando os processos de escorregamentos, corridas de detritos e inundações associadas a corridas de lama, com níveis de susceptibilidade moderada, alta e muito alta.

          Translated abstract

          This paper has been done a susceptibility mapping on geo-environmental processes in Jacareí basin river, localization in Serra do Mar of Paraná. The choice for this region is justified for that it was affected by severe landslides and debris flow occurred on march's 11, 2011, which occasioned several damages and losses to the local community. The mapping was performed by means of digital terrain analysis with the use of topographic attributes that showed better relationship with the processes: elevation, slope, plan curvature and topographic wetness index. The map legend was organized into ten class, considering the landslide, debris flow and floods associated with mud flow, with level moderate, high and very high susceptibility.

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          Most cited references18

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          Digital terrain modelling: A review of hydrological, geomorphological, and biological applications

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            Soil Attribute Prediction Using Terrain Analysis

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              Principles of geographical information systems for land resources assessment

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                Author and article information

                Journal
                sn
                Sociedade & Natureza
                Soc. nat.
                Editora da Universidade Federal de Uberlândia - EDUFU (Uberlândia, MG, Brazil )
                0103-1570
                1982-4513
                December 2013
                : 25
                : 3
                : 623-639
                Affiliations
                [01] Curitiba Paraná orgnameUniversidade Federal do Paraná orgdiv1Departamento de Geografia Brasil claudineits@ 123456ufpr.br
                Article
                S1982-45132013000300014 S1982-4513(13)02500300014
                5200628d-4377-403c-bdd3-5eb312e47bfb

                This work is licensed under a Creative Commons Attribution 4.0 International License.

                History
                : 18 September 2013
                : 14 January 2013
                Page count
                Figures: 0, Tables: 0, Equations: 0, References: 22, Pages: 17
                Product

                SciELO Brazil

                Categories
                Artigos

                mud flow,floods,análise digital do relevo,escorregamentos,corridas de detritos,corridas de lama,inundações,digital terrain analysis,landslide,debris flow

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