278 resultados para Explorações de ouro


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This paper is intended to perform an analysis of the news published by the Website Ouropreto.com.br and the portals and Uai e Terra in news about the murder of the student Aline Silveira Soares and about its judgment. According with the news, the student's body was found in the cemetery of the church Nossa Senhora das Mercês e Misericórdia on 14th October 2001 in the city of Ouro Preto in Minas Gerais. The police and the media reverberated the hypothesis that Aline would had been killed during a Satanic ritual related to the RPG game(Role Playing Game) which is a game where players assume characters within a story. Our proposal is to analyze the coverage of vehicles of different ranges (local, regional and national) and evaluate how the case was shown focusing on its supposed relationship with the RPG game

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The study area is included in the geological context of the Goias Median Massif, a region where there are associations of Archean granite-gneiss complex (Block Moquém) and a Paleoproterozoic metavolcano-sedimentary sequence ( Pilar greenstone belt ). At the south of area, the greenstone sequence is partially overlain by Neopreoterozoic metasediments of the Araxá Group. The lithostratigraphic units of the Pilar greenstone belt define a shift from about N30W direction (north of the deposit) to N60 and 70W in the region south of the Jordino deposit, where are truncated by the Araxá Group rocks. Mineralogical associations described in this paper allow to indicate that the regional metamorphism that affected the rocks of the greenstone belt and Araxá Group, in the mapped area, reached the upper greenschist facies (garnet zone). Data obtained during mapping and by microtectonics analysis allow to indicate the existence of at least four deformational events that acted on the rocks of the Guarinos greenstone belt and Araxá Group, represented by the phases called Dn-1, Dn, Dn + 1 and Dn+2. It was observed that the pattern of sulphide porfitoblasts in mineralized levels is similar to garnet, biotite and muscovite porfiroblasts (tardi to post Dn) that marks the metamorphic peak of the area

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The neoliberalism based on the Washington Consensus advised privatization as the most effective alternative for the management of natural resources. The question is what is prioritizing efficiency, market or welfare? The growing concern about the water issue has been highlighted in discussions in international policy debates, and what it turns out is the prominence of corporate and economic interests over social and environmental. The water is in crisis, there are several sources of popular conflicts around the world contrary to how this resource is being offered, as the Water War occurred in 2000 in the city of Cochabamba. It is necessary to respect its limitations to ensure their future availability and choose the best development model that favors the effectiveness of their control. The international proliferation of commercial vision concerning water stipulated privatization of their management as ideal rule, which increased rates, concentrated income, has not improved the quality nor promoted the conquest of equal access to water for most systems that provides these services, this is, privatization has not brought positive results that outweigh the harm of its implementation. Water is an essential commodity for life of living beings, in all its stages, basic reason to develop plans, rules and commitments that ensure its conservation and provide, as soon as possible, a valid alternative for the sustainable management in long term

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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The tourism spending like other activities has direct and secondary effects on the economy, and presents complex interaction with other activities deserving a special treatment for measuring its contribution to the global result of production and consumption. In this paper, it is used the Money Generation Model to measure the global economic impact of tourism sales in Ouro Preto, this method is not so limited by the data and it is able to produce good approximations to reality. It was not possible to adopt the WTO methodology due to data limitation. The results revealed the real importance of tourism for Ouro Preto, representing up to 10.4% of GDP in 2002, up to 21.8% of tax revenues in 2004, and approximately 11% of the region’s population in 2002 was related to tourism sales. Some actions can be outlined from these results in order to illustrate the current economic reality of the tourism in Ouro Preto. It is also possible to improve the tourist planning accomplished by the local City Hall in a coherent way with the economic results generated by the tourism.

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This study aimed to analyze the energy efficiency ratings and cost of farming families producing milk in the city of Pardinho (SP). The hypothesis that guides the study is that energy expenditure may be coincident with the economic expenditure showing that there is a relationship between these flows, which can be sustainable or not. To better define the producers studied criteria were used in the official system of rural credit FEAP. Through primary data obtained by the speeches, the itineraries were reconstituted technical detailing the operations employed. Thus, we found two producers with different technical routes. The producer was the one who got one of the highest efficiencies 8.66 and 1.48 respectively. Related to the efficiency, we can see that are close related and when there is a broader idea of the allocation of energy resources and, thus, a better view of the sustainability of the agro ecosystem.

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The study aimed to analyze the energy and economic efficiency rate family farms producing milk in the county of Pardinho, Sao Paulo State. The criteria used to define producers in this study is that outlined by the Brazilian agricultural credit system FEAP (Fund Expansion of Agribusiness Paulista). Through primary data, obtained by verbal reports, the agroecosystem technical itineraries were re-established, detailing the process applied, machinery, implements, equipment, supplies and manual work. These were transformed into energy and economic units, which allowed determining the established connection between energy economics outputs and inputs. The hypothesis of this study is that the energetic expenditure may be coincidental with economic expenditures. The energetic and economic flows were analyzed, using a structure of expenditures, by type, source and form of gross energy, as well as the energetic point of view. Four producers were found to have different technical itineraries. Producers 1 and 2 achieved the highest energy and economic efficiency rates. The producer with the lowest efficiency rates was producer 4. The energy sources not renewable like chemical fertilizers were the most used reaching an average of 82.9% for the energy and 52.86% for the economic expenditures. When comparing energy and economic efficiency it is possible to verify that both forms of analysis are close, obtaining a broader idea about energy resources allocation.

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Pós-graduação em Geociências e Meio Ambiente - IGCE

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The last decades witnessed the revitalization of the debate around family farming with the addition of discussions regarding the multiple functions of agriculture, given the fact that rural areas are longer devoted exclusively to agricultural activities. In the Brazilian context, we believed that this debate must be permeated by analyses of how differentiated processes of land distribution and economic development, and the resulting types of agriculture, generate specific ruralities with characteristics such as, in the case of family farming, the maintenance of social and work practices marked by the relations among relatives and neighbours. It is in this light that this research analyses family agriculture in a rural area of Ouro Fino-MG, its historical heritage, and its participation in the creation of a physical and human landscape that greatly contributes to the attractiveness of the region.

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As plantas de cebola provenientes da semeadura direta, têm-se mostrado muito sensíveis aos herbicidas recomendados para a cultura transplantada, principalmente aqueles com ação sobre plantas daninhas dicotiledôneas. Os efeitos do fracionamento da dose dos herbicidas oxyfluorfen, ioxynil-octanoato, fluazifop-p-butil e sethoxydim foram avaliados em dois cultivares (Granex Ouro e Granex 33), no sistema de semeadura direta. A tolerância dos dois cultivares ao oxyfluorfen e ao ioxynil-octanoato aumentou com a idade das plantas e com o parcelamento das doses, aplicando-se doses menores no estádio de duas folhas. Sethoxydim e fluazifop-p-butil foram seletivos para a cultura, independente da dose inicial aplicada e do cultivar avaliado.

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Quarenta e oito populações de Rotylenchulus reniformis foram recuperadas de amostras de solo e raízes de diferentes culturas e inoculadas em diferentes plantas hospedeiras, mantidas em microparcelas no Departamento de Fitossanidade da UNESP/FCAV, Campus de Jaboticabal, São Paulo. Os sintomas da doença causada pelo nematóide em algodoeiro (Gossypium hirsutum), no campo, foram documentados, bem como o hábito de parasitismo do nematóide em raízes de algodão e de mamoeiro (Carica papaya), utilizando-se de coloração in situ do nematóide com fuccina ácida. Efetuou-se a comparação morfológica de todas as populações, ao microscópio óptico composto, em montagens temporárias e, de algumas, ao microscópio eletrônico de varredura. Para as observações ao microscópio eletrônico de varredura, fêmeas adultas presas às raízes foram fixadas em glutaraldeído e pós-fixadas em tetróxido de ósmio, desidratadas em álcool etílico, secas em secador de ponto crítico, montadas, recobertas com 35 nm de ouro, observadas e elétromicrografadas em 15 kV. Os dados obtidos confirmam que R. reniformis é a única espécie do gênero distribuída nos agroecossistemas brasileiros e que a amplitude de variação de caracteres morfométricos em populações brasileiras desse nematóide, tais como comprimento do estilete, V % e forma da cauda, é maior que em populações da mesma espécie de outras regiões do mundo. Foram ilustradas fêmeas jovens de R. reniformis com a cauda bifurcada, e esse detalhe da morfologia do nematóide ainda não havia sido relatado.

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)