1000 resultados para Iluminismo - Portugal - Teses


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O propósito deste artigo é compreender se a existência de um ambiente político-legal favorável pode influenciar o lançamento de novas iniciativas de empreendedorismo social em Portugal. A investigação adota uma metodologia quantitativa. Os dados primários foram recolhidos através de um inquérito por questionário, on-line, enviado aos responsáveis que estiveram na base da constituição das Organizações Não-Governamentais de Cooperação para o Desenvolvimento existentes em Portugal, bem como aos responsáveis pelos projetos, que à data do inquérito, se encontravam cotados na Bolsa de Valores Sociais. No teste das hipóteses de investigação foram utilizadas técnicas de análise descritiva, técnicas de redução de dados (análise fatorial por componentes principais), e o teste t-student. Os resultados revelaram que um ambiente político-legal favorável tem uma importância baixa na decisão de lançar uma nova iniciativa social. Os resultados obtidos encontram suporte para o facto de muitos empreendedores sociais tenderem a localizar as suas atividades em ambientes político-legais desfavoráveis, contribuindo deste modo para a atenuação das assimetrias sociais e económicas entre as regiões do território nacional.

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Dissertação apresentada à Escola Superior de Comunicação Social como parte dos requisitos para obtenção de grau de mestre em Gestão Estratégica das Relações Públicas.

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EEZ International, Summer 2003, p. 43-47

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Relatório de estágio apresentado à Escola Superior de Comunicação Social como parte dos requisitos para obtenção de grau de mestre em Gestão Estratégica das Relações Públicas.

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In this paper, a synopsis on the already known data, and the study of further specimens either new (*) or hither to undescribed are presented. The specimens dealt with have been collected at the Condeixa travertines; in the Tagus terraces near Carregado(*) and at Foz do Enxarrique(*); in the mousterian, about 31000 BP infilling from the Figueira Brava cave(*); and at Algar de Joao Ramos(*). Some specimens are ascribed to Elephas antiquus, the best represented form. Material from Figueira Brava cave and Algar de João Ramos is ascribed to Mammuthus primigenius, a species recognized here for the first time in Portugal.

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A fragment of the lower jaw of cuon (Cuon alpinus europaeus BOURGUIGNAT, 1868) found at gruta do Escoural is studied. It is the first occurrence recorded for the Pleistocene of Portugal.

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Trabalho de projeto apresentado à Escola Superior de Comunicação Social como parte dos requisitos para obtenção de grau de mestre em Gestão Estratégica das Relações Públicas.

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The presence of Palaeotherium magnum in the fauna from Coja is recorded. It is well in agreement with the earlier reporting to the Montmartre level from the Ludian stage. Field data as well as compatibility with the remaining taxa and the identical fossilization of all the specimens indicate that all the vertebrate fossils come from the same horizon in the lithostratigraphic unit "Arcoses de Côja".

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The result of research conducted in trunk fragments from the Coja Arkoses Formation at Naia and Sobreda is reported. It is also reported the palynological study of the lutaceous black level surrounding the Naia trunk. Comparisons with trunks from Nave de Haver are established. Comments on palaeoecology and palaeoclimatology are presented.

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This paper represents the first detailed study of the Transversarium-Bifurcatus Zone boundary in the Algarve. The boundary studied in the Peral area is associated with a stratigraphic discontinuity, whose hiatus partially affects the Transversarium-Bifurcatus Zones. A discontinuity was also recognized in the Bifurcatus-Birnammatum Zone boundary, which can be correlated with the traces of a Type II unconformity, which separates cycles 4.3-4.4 in HAQ et al. (1987), present on the South Iberian palaeomargin. An analysis was made of the ecostratigraphic evolution in the interval between the uppermost Transversarium Zone and the lower part of the Bimammatum Zone on the basis of the faunal spectra obtained. We conclude that ammonites are the most tolerant cephalopods to the ecological stress caused by the increase of inflows and the decrease of the shelf's ecospace. Benthic fauna decreased considerably in these conditions. A relatively abundant and diversified fauna ofDichotomoceras is noteworthy among the ammonites collected, as this genus was previously little known in the Algarve.

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Vilar de Frades church is integrated in the Vilar de Frades Monastery, located in the North part of Portugal (Barcelos). The monastery, founded in 566, suffered several architectural modifications and restoration works, the most relevant was in the XVI century. The church, in granite, has one nave and six bays,holding ten chapels with vaults of crossed ribbings. Nowadays, the chapels present a severe biological colonization characterised by an intense green biofilm, which becoming apparent in other locations inside the church. In the course of a general survey concerning the conservation state of the church, an accurate campaign was planned in order to assess the main biodeterioration agents, map biological colonization and determine the environmental conditions. Laboratory analyses were accomplished with optical microscopy and spectrofluorometry. This study presents the results of this campaign. Details on conservation or preservation works that need to be implemented are also presented.

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The magnetostratigraphy of two sections in early Miocene marine deposits of the Tagus Basin is studied. Thermal demagnetization was used to isolate the primary component of magnetization for 45 samples from the Foz da Fonte section, and for 74 others from Trafaria section. The succession of the polarity zones found in these sections is tentatively correlated with the geomagnetic polarity time scale (GPTS) on the basis of the biostratigraphic data yielded by planktic Foraminifera. The planktic zones and magnetic polarities recognized in these sections can be adequately correlated with the part of the GPTS [table calibrated by BERGGRENET al. (1985)] corresponding to the Anomalies 6 and 5E (Foz da Fonte) and 5D (Trafaria). This correlations suggests ages between 19,35 and 18,14 Ma for Foz da Fonte section, and 17,90 to 16,98 Ma for Trafaria.

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The Tagus estuary is bordered by the largest metropolitan area in Portugal, the Lisbon capital city council. It has suffered the impact of several major tsunamis in the past, as shown by a recent revision of the catalogue of tsunamis that struck the Portuguese coast over the past two millennia. Hence, the exposure of populations and infrastructure established along the riverfront comprises a critical concern for the civil protection services. The main objectives of this work are to determine critical inundation areas in Lisbon and to quantify the associated severity through a simple index derived from the local maximum of momentum flux per unit mass and width. The employed methodology is based on the mathematical modelling of a tsunami propagating along the estuary, resembling the one occurred on the 1 November of 1755 that followed the 8.5 M-w Great Lisbon Earthquake. The employed simulation tool was STAV-2D, a shallow-flow solver coupled with conservation equations for fine solid phases, and now featuring the novelty of discrete Lagrangian tracking of large debris. Different sets of initial conditions were studied, combining distinct tidal, atmospheric and fluvial scenarios, so that the civil protection services were provided with comprehensive information to devise public warning and alert systems and post-event mitigation intervention. For the most severe scenario, the obtained results have shown a maximum inundation extent of 1.29 km at the AlcA cent ntara valley and water depths reaching nearly 10 m across Lisbon's riverfront.