53 resultados para Ourinhos


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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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This study aims to analyze the thermal comfort in urban areas for different land uses. The ENVImet microclimatic model has been used for urban boundary layer simulation, providing the following thermal comfort indexes: PMV (Predicted Mean Vote) and PPD (Predicted Percentage of Dissatisfaction). The chosen area covers the central area in the city of Ourinhos, located in southeastern Brazilian city, with subtropical climate. Four simulations were accomplished: an area with real buildings and vegetation on site, a “grassy” area where buildings have been replaced by grass in the central area, another grassy area, known as “grass/tree”, with additional trees in, and a final area called “Park” also grassy, where trees were added all over the area. The structures which showed thermal comfort within the ISO 7730 standards were the grassy area with no trees at 9 a.m., and a paved area, as well as the park area at 3 p.m. Other situations have presented values of PMV and PPD off the limits required by the rules; they were very close to those values. The only point that presented a far cry from the comfort required was the spot in the asphalt at 9 a.m. The other situations showed PMV and PPD values not far from the limits of comfort. Only the point on the asphalt showed values far from the limit of comfort at 9 a.m.

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This work consists in analyzing an urban area of the city of Ourinhos. That site was located an old industry, the 40s, the Brazilian Northeast Algodoeira Society (Sanbra). Which was shut down and the existing buildings were demolished. With the demolition, was an area unused to city, and became an urban empty in the railway area of Ourinhos. The local study is an example of what happened in many Brazilian cities, where old factories were closed, making it useless to the city and also without identity with the urban space. Therefore, this project sought the potentialities and problematics of the area and its surroundings, for the purpose to get elements to create a quality space for the life of ourinhenses and give a new use to space

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A água é um recurso vital para a existência de todos os organismos vivos, e a captação para uso doméstico, produção agrícola, mineração, produção industrial, geração de energia, atividades de lazer e práticas florestais podem levar à deterioração da sua qualidade, atingindo o ecossistema aquático e também a disponibilidade de água potável disponível para consumo humano. O presente trabalho teve como objetivo monitorar a qualidade da água do Córrego Chumbeadinha no município de Ourinhos-SP, que perpassa pela área urbana da cidade e é desprovido de mata ciliar em quase todo seu percurso, além de sofrer dois represamentos artificiais. O Córrego Chumbeadinha é um afluente de segunda ordem do Rio Paranapanema, percorrendo cerca 4 km de sua nascente até sua foz. Foram realizadas amostragens das seguintes variáveis: Sólidos em Suspensão, pH, concentração de oxigênio dissolvido, condutividade elétrica, temperatura da água, coliformes fecais, transparência da água, além do cálculo do índice de estado trófico, em quatro locais no curso do córrego, de setembro de 2009 a abril de 2010. Dessa forma, o córrego Chumbeadinha nasce com uma qualidade boa, apesar de sofrer forte pressão da expansão urbana, porém os demais pontos foram classificados como eutróficos, sendo registrada a presença de coliformes fecais em todas as amostragens. A falta de vegetação nas margens do lago pode ser a grande causadora da eutrofização, pois os sedimentos não encontram dificuldades para chegar até o curso d'água, assim interferindo diretamente no IET do lago.

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The composition and abundance of the fish assemblage were evaluated in the fish ladder of Ourinhos Dam, the newest dam (closed in 2005) in the cascade of dams constructed on the Paranapanema River. Samplings were carried out three times on a diel cycle, in three sampling periods, two in the warm season and one in the cold season of 2008 - 2009. The ladder was closed and emptied and the entire fish assemblage was sampled and identified. Most individuals were released alive downstream of the dam. The assemblage found in the ladder was compared with the fish fauna sampled in the reservoir and in downstream sites, in the same period. Twenty seven species and a total of 4682 individuals were caught in the ladder. Pimelodus maculatus was the only migratory species, which was caught in low number in the ladder (0.04% of the total captured), where small sedentary species predominated. The most abundant species were the non-migratory Apareiodon affinis, Bryconamericus stramineus, Astyanax fasciatus and Parodon nasus. Individuals observed in the ladder's window were moving up-and down the passage. The fish ladder is a microhabitat inhabited by an abundant association of benthic organisms that is probably used as a food resource for the fish assemblage in the ladder. The similarity between the fish fauna in the ladder and that of the Ourinhos Reservoir was low (26%). The species richness of migrants in the stretch between the uspstream reservoir (Chavantes) and the downstream one (Salto Grande), before the Ourinhos dam closure (23 species) was reduced to 16 and 12 species in Salto Grande and Ourinhos reservoirs, respectively, after the dam closure, and to a single species in the ladder.

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Tendo em vista o crescimento das cidades e aumento da população, temos um aumento do consumo, principalmente pelas parcelas da sociedade que possuem maior poder aquisitivo, fato que tem como conseqüência o aumento da quantidade de lixo gerado. Dentre a cadeia de produção, geração e descarte destes materiais têm-se impactos que agridem de maneira direta o meio do qual fazemos parte. Uma das questões colocadas é a da gestão e gerenciamento dos resíduos sólidos urbanos (RSU), além dos trabalhadores que sobrevivem da separação e venda dos materiais recicláveis. Deste modo, tendo em vista este descompasso imposto pelo capital, que precariza o homem, o objetivo do trabalho é analisar os municípios de Presidente Prudente, Ourinhos e Assis, no que diz respeito à gestão e gerenciamento dos resíduos sólidos urbanos, assim como a organização dos catadores em cooperativas ou associações, levando em conta a valorização dos catadores, sendo eles, os responsáveis pela execução de todo o processo de coleta e venda dos resíduos sólidos recicláveis. Como procedimentos metodológicos, foram realizados trabalhos de campo nos municípios, entrevistas com os cooperados e análise junto às prefeituras sobre o modelo de gestão e gerenciamento dos resíduos.

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We report the first U-Pb baddeleyite/zircon date for a felsic volcanic rock from the Parana Large Igneous Province in south Brazil. The new date of 134.3 +/- 0.8 Ma for a hypocrystalline Chapeco-type dacite from Ourinhos (northern Parana basin) is an important regional time marker for the onset of flood basalt volcanism in the northern and western portion of the province. The dated dacite was erupted onto basement rocks and is overlain by a high-Ti basalt sequence, interpreted to be correlative with Pitanga basalts elsewhere. This new U-Pb date for the Ourinhos dacite is consistent with the local stratigraphy being slightly older than the few reliable step-heating (40)Ar/(39)Ar dates currently available for overlying high-Ti basalts (133.6-131.5 Ma). This indicates an similar to 3 Ma time span for the building of the voluminous high-Ti lava sequence of the Parana basin. On the other hand, it overlaps the (40)Ar/(39)Ar dates (134.8-134.1 Ma) available for the stratigraphically older low-Ti basalt (Gramado + Esmeralda types) and dacite-rhyolite (Palmas type) sequences from South Brazil, which is consistent with the short-lived character of this volcanism and its rapid succession by the high-Ti sequence. (C) 2010 Elsevier B.V. All rights reserved.

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

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Data from the agricultural and Cattle Raising Census for 1980 show that most of the sugar cane producing counties lie in the administrative regions of Campinas, Ribeirao Preto and Sao Jose do Rio Preto. A comparison with the 1975 data shows two important facts; 1) an increase of the cultivated area in 118 counties and 2) an increase in the number of counties with area under sugar cane. There was also an expansion in the sub-regions of Catanduva, Assis and Ourinhos. Nevertheless, Piracicaba, Araraquara, Ribeirao Preto, Jaboticabal and Jau, have continued to be important sugar cane producing nuclei in the State since 1960. -from English summary

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The central and western portion of the S̃ao Paulo State has large areas of sugar cane plantations, and due to the growing demand for biofuels, the production is increasing every year. During the harvest period some plantation areas are burnt a few hours before the manual cutting, causing significant quantities of biomass burning aerosol to be injected into the atmosphere. During August 2010, a field campaign has been carried out in Ourinhos, situated in the south-western region of S̃ao Paulo State. A 2-channel Raman Lidar system and two meteorological S-Band Doppler Radars are used to indentify and quantify the biomass burning plumes. In addiction, CALIPSO Satellite observations were used to compare the aerosol optical properties detected in that region with those retrieved by Raman Lidar system. Although the campaign yielded 30 days of measurements, this paper will be focusing only one case study, when aerosols released from nearby sugar cane fires were detected by the Lidar system during a CALIPSO overpass. The meteorological radar, installed in Bauru, approximately 110 km northeast from the experimental site, had recorded echoes (dense smoke comprising aerosols) from several fires occurring close to the Raman Lidar system, which also detected an intense load of aerosol in the atmosphere. HYSPLIT model forward trajectories presented a strong indication that both instruments have measured the same air masss parcels, corroborated with the Lidar Ratio values from the 532 nm elastic and 607 nm Raman N2 channel analyses and data retrieved from CALIPSO have indicated the predominance of aerosol from biomass burning sources. © 2011 SPIE.

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Pós-graduação em Ciências Sociais - FFC