Falha sísmica da Samambaia: uma descrição dos fatores de risco socioambientais em João Câmara/RN

Abstract

The work developed here has the objective to approach the risk factors of João Câmara/RN county society, by the existence of a Geological Fault named as Falha Sísmica da Samambaia, due to its dynamic, constantly provokes earthquakes that registers go back years ago. The risk in question will be studied by the characteristics that involves the fault and the João Câmara population, seeking to comprehend how every characteristic adds up to the definition of a final risk factor. The study area was chosen for its earthquake history, principally the disaster that occurred in 1986, where there was a chaos in city by a long period, besides the knowledge that does not happened any planning measures by the public management, in order to improve the city’s situation to deal with a potencial new earthquake of high intensity like the 1986 one. The conceptual discussion of the theoretical premises that guide the work, as territory, risk and vulnerability, earthquake and geological faults. Then, a description of the study area, comprehending the features that composes that phenomena of hazard, and the camarense society. After that, based on interviews with society actors understood as protagonists of the risk, it was elaborated a topic with all main risk factors, involving the Hazard, Exposure, Vulnerability and Response Capacity. The main methodology it is theoretical-bibliographic, where was done a description of the characteristics, and the relation of that to turn in risk factor, with base in Earthquake Disaster Risk Index (Davidson and Shah, 1997). Finally, it was done the proposition of short and long term measures with the intent of decrease the risk insertion of population. The conclusion taken by this work is that the João Câmara county society it is in imminent risk by the probability of earthquakes, by its social and environmental characteristics.