120 resultados para Rio do Rasto Formation


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Este trabalho mostra os resultados obtidos com ensaios geofísicos realizados no Município de Rio Claro (SP) para mapear o lençol freático e delimitar as possíveis áreas de recarga e descarga do Aqüífero Rio Claro. Para tanto, utilizou-se um grande número de ensaios geofísicos, uma vez que não seria adequado gerar um mapa potenciométrico com o pequeno número de poços existentes na área. Os ensaios geofísicos foram executados pelo método de eletrorresistividade, utilizando-se da técnica de sondagem elétrica vertical (SEV) com arranjo Schlumberger. A superfície do lençol freático, na área de estudo, constituída pela Formação Rio Claro, composta de sedimentos arenosos com intercalações de camadas centimétricas argilosas, está situado entre as cotas 566 e 669 m. O fluxo das águas subterrâneas é orientado a partir das cotas altas (norte da área) para as cotas baixas (sul e sudoeste da área) e acompanha, grosso modo, a topografia local. Palavras-chave: Geofísica Aplicada, eletrorresistividade, sondagem elétrica vertical, mapa potenciométrico, Aqüífero Rio Claro.

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Pós-graduação em História - FCLAS

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The Triunfo Member, from Rio Bonito Formation, is a potential reservoir for hydrocarbons and water, and contains coal deposits in the northern state of Paraná. On the eastern edge of the Paraná Basin, the Triunfo Member has two depocenters in Santa Catarina and offlap to the North of Paraná; here in two adjacent areas characterized his final lapout. These areas have a number of wells core/logged with the initials MA and NF, Monte Alegre and Figueira North, which were drilled by the Companhia de Pesquisa e Recursos Minerais (CPRM), in order to research for coal in the Rio Bonito Formation. In this study, three wells in the MA area, and they were MA-4, MA-6 and MA-7 was subjected to vertical facies analysis (1D), from the description of wells and processing of data, so that later it was possible to chronocorrelate thereof, together with MA-5 well, through cycles facies (2D). This is a thesis which has never been developed in these wells mentioned above, it was possible to observe the development of part of the Member Taciba (top) and the Member Triunfo as a whole, can be determined three cycles facies to the latter, as well as their depositional environments. Finally, the chronocorrelate showed that there is a tabular architecture between the wells studied, this occurred because of subsidence uniform

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The Rio Claro Formation, Tertiary-Quaternary age, is composed of unconsolidated sediments deposited by fluvial systems. In Paulínia (SP) region geological studies comprising sedimentological, structural and geomorphological aspects indicate that the Rio Claro Formation is constituted by deposits of a meandering fluvial system. Data from SPT drillings were used to obtain sedimentary textural information in order to generate stochastic stratigraphic models. Particle size analysis was carried with the core samples which resulted in the distinction of five litofacies, three of which can be grouped into only one mudstone unit. The other two facies represent channel belt facies, being clayey sands and medium to coarse sands. Geostatistical modeling of the stratigraphic architecture followed together with correlation of analogue outcrop data and conceptual models for this type of depositional system. 100 models were generated with the SPT drillings and 50 models were generated with data from an analogue outcrop, which allowed constraining of both simulation sets to the depositional model given for the region. T-PROGS methodology has good applicability in simulating stratigraphic frameworks and its inherent limitations may be approached with parallel studies, such as stochastic modeling of analogue outcrops or geophysical methods

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The Projects of Extension in dance of the State University of São Paulo- Campus Rio Claro in 1994 and 1995 with the Dance Companies: Éxciton and Contratempo respectively. From this moment, the dance has always been present on the campus of Rio Claro, is participating actively in group or even as spectators of the many presentations. This research aims to understand and analyze the influence at the participants professional formation of the two companies, already graduated and working since the Dance Companies from the beginning until today. For the development of this study will be conducted qualitative research involving literature and area of study research. The technique used for the collection is a questionnaire with open and closed questions. The research subjects students trained by Physical Education Department of the State University of São Paulo - Campus Rio Claro, active in this area of academic formation, with one participant from each Dance Company in each year of existence. Data analysis will be based on the technique of content analysis proposed by Bardin (2010). The results found that the extension projects contribute to the professional acting, because they enable exchange of experience, acquisition and incorporation of new knowledge, different from previously built on a broad vision of dance. This new framework allows the development of education/ teaching/ methodology, enabling the contact since graduating with professional practice and obtaining safety and confidence to act in the labor maker

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The Urucuia Aquifer System represents a strategic water source in western Bahia. Its baseflow is responsible for the flow rate of the main tributaries of São Francisco river left bank in the dry season, including the Rio Grande, its main tributary in Bahia state. This river has a hydrological regime heavily affected by groundwater and is located in a region with conflicts about water resources. The aquifers geology is constituted by neocretacious sandstones of Urucuia Group subdivided in Posse Formation and Serra das Araras Formation. The embasement is formed by neoproterozoic rocks of Bambuí Group. This work focuses on an important tool application, the mathematical model, whose function is represent approximately and suitably the reality so that can assist in different scenarios simulations and make predictions. Many studies developed in this basin provided the conceptual model basis including a full free aquifer, lithological and hydraulical homogeneity in entire basin, null flux at plateau borders and aquifer base. The finite element method is the numerical method used and FEFLOW the computational algorithm. The simulated area was discretized in a single layer with 27.357,6 km² (314.432 elements and 320.452 nodes) totaling a 4.249,89 km³ volume. Were utilized 21 observation wells from CERB to calibrate the model. The terrain topography was obtained by SRTM data and the impermeable base was generated by interpolation of descriptive profiles from wells and electric vertical drilling from previous studies. Works in this area obtained mean recharge rates varying approximately from 20% to 25% of average precipitation, thus the values of model recharge zones varying in this range. Were distributed 4 hydraulic conductivity zones: (K1) west zone with K=6x10-5 m/s; (K2) center-east zone with K=3x10-4 m/s; (K3) far east zone with K=5x10-4 m/s; e (K4) east-north zone with K=1x10-5 m/s. Thereby was incorporated to the final conceptual model...

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The expansion of urban in medium-sized citie, increase the importance of action planning and management of natural resources, among which water is the most important. Such action should include the integration of physical and man-made elements involved. In this context, it becomesimportant for watershed analysis and the use of geotecnologies. Thus, the objective was to demonstrate the contribution of the geo, as a tool for managing a river basin, allowing the integration of physical data and the analysis of anthropogenic environmental scenarios in urban areas. The area chosen, the basin of the Wenzel, is located in Rio Claro / SP, a city whose urbanization process has been intense and continuous. Thematic maps were generated from the physical environment: soil, slope and geological, as well as maps of land use. With regard to land use maps, these were drawn from the visual interpretation of material aerophotogrammetric, considering the years 1995 and 2010, performing an evolutionary analysis. It was observed that the area presents small variation in the physical and structural aspects, with lithological and geomorphological formation favoring the occurrence of floods, erosion and siltation. These processes are accelerated by the forms of land use, with intense urbanization during the period between 1995 and 2010, and poor preservation of permanent preservation areasand. In the floodplain areas there is a high waste disposal is the most notable environmental problem

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Groundwater in the Rio Claro district is predominantly extracted from low productivity wells on the Itararé Aquifer, from depths greater than 150 m. These factors in conjunction with increasing demand for water supply have stimulated many industries to exploit the Rio Claro Aquifer, constituted by Cenozoic sediments of the Rio Claro Formation, where hydraulic properties are poorly known. For this reason, it is necessary to study the possible vulnerable to contamination punctual locations of the aquifer, in order to enable proper management of these groundwater reserves and to allow continuity of supply. Thus, this study aims to assess the vulnerability to groundwater on contamination Rio Claro Aquifer, punctually in Mandu mining site area, located in the District of Ajapi, Rio Claro - SP, the company which operates and sells industrial sand. The risk of groundwater contamination depends on the relationship between the hydrogeological characteristics of the aquifer layer (vulnerability to contamination) and the pollutant load. To evaluate the susceptibility to contamination it was applied the method GOD (FOSTER and HIRATA, 1987; FOSTER et. al., 2002) and, in addition, field and laboratory tests were performed to chacacterize the granulometry of the strata, hydraulic conductivity and some physical indices to make the evaluation more assertive and detailed. Punctual contamination vulnerability found in the aquifer Rio Claro, was moderate, which means that the aquifer is vulnerable to some contaminants, but when continuously discharged or leached. Thus, Mandu mining has a great role on preventing the emission of contaminants in the process of extraction and processing of sand... (Complete abstract click electronic access below)

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The inadequate disposal of municipal waste is one of the biggest environmental problems. The lack of long public politics makes this problem a challenge to their administrators. Finding a place for the disposal of waste is an easy task and the present work looks forward to a better understanding about the concepts involved in order to choose favorable areas for the development of sanitary landfills, minimizing environmental impacts. In this line of thought several areas in Rio Claro`s region were evaluated according to the environmental terms. The areas which were classified as good or almost good will have a more elaborated study such as field works, evaluation and understanding of the concepts analyzed so that there aren’t any waste of money, work, social and environmental waste in the area. These areas were analyzed according to secondary data such as geological and pedological formation and primary studies such as the assumption of the reality as showed in the map will be made in order to acquire better results.

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At a time when people turn increasingly to technological innovations and virtual networks, a closer interaction with the environment can provide sensitizing experiences. One tool that facilitates this approach is the interpretative trail: its use in a Unit of Conservation (UC) allows more contact between the visitor and the nature elements. This research aimed to propose the establishment of an interpretative trail at the State Florest “Edmundo Navarro de Andrade” (FEENA) in Rio Claro (SP) with theoretical bases from Waldorf Pedagogy. The proposed trail is destined for students with 07-14 years-old, a period that the awareness is more accurate in a person, according to Waldorf tenets. On the path of the trail, we propose some educational activities at the points of interpretation: storytelling about environment; “photograph” the place with a drawing; create a song with sounds produced by the body and by nature elements; blindfold guide and a circle of people to share experiences. The activities aim to provide in the student a close and harmonious contact with oneself, with other people and with the natural world, and also serve as a support for programs of public use and environmental education at UC. The environmental awareness process in the context of FEENA - which has a significant landscape valuation - develops through the sensibilities of exterior and interior world. And also develops with the creation if images, thoughts, feelings and interdependencies relationships. Therefore, the ecologic education allows changes and formation of values and sensitive attitudes to students about the environment

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Pós-graduação em Geociências e Meio Ambiente - IGCE