285 resultados para Região Sul
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Com o intuito de promover uma ação internacional para a gestão sustentável, conservação e desenvolvimento das florestas e chamar a atenção da população para o papel destas na geração de benefícios econômicos, sociais e ambientais, principalmente para os povos que dependem delas para sobreviver, a Assembléia Geral da Organização das Nações Unidas (ONU), declarou 2011 como o Ano Internacional das Florestas. Paradoxal a esta ação, o ano de 2011 é também marcado pela inauguração da Rodovia Interoceânica Sul (IOS) no Peru, que ao conectar-se a malha rodoviária brasileira cria um elo de ligação direta entre o Oceano Atlântico e o Oceano Pacífico. Segundo seus idealizadores, o projeto aumentará as possibilidades de comércio internacional. Além de incrementar o comércio bilateral e integrar a Macro-Região Sul do Peru ao restante do país, a IOS proporciona ao Brasil uma alternativa de acesso ao Oceano Pacífico e aos mercados da Ásia e, ao Peru, um acesso mais eficiente ao Atlântico e aos mercados da costa leste dos EUA e da Europa. Por outro lado, a IOS passa por uma das mais preservadas regiões da Amazônia e, é considerada de importância única em termos de risco para os esforços mundiais de conservação da biodiversidade e de respeito aos direitos das últimas populações humanas que ali vivem sem ou com muito pouco contato com a sociedade moderna. Os impactos socioambientais ligados à construção e/ou reabilitação de estradas em territórios tropicais úmidos adquiriram fama mundial precisamente com a BR- 364, trecho principal desse corredor no território brasileiro. A pavimentação desta estrada nos anos 1980 provocou desastres ambiental e social gravíssimos no norte de Mato Grosso, em Rondônia e no Acre. Desta forma, a presente pesquisa tem por objetivo fazer um estudo... (Resumo completo, clicar acesso eletrônico abaixo)
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Located in Apiaí, Vale do Ribeira, southern region of São Paulo state, the Usina do Calabouço areas (CIEM / CPRM) and Morro do Ouro (Parque Municipal do Morro do Ouro), were targeted for stud ies due to its old buildings, respectively a foundry in lead ore, called Experimental de Chumbo e Prata (Usina Calabouço), and a gold mine with processing plant of the gold-bearing ore produced there. Nowadays, the areas are used for public visitation, and in both places the rests of the buildings remains. Particularly in the CIEM/CPRM, due to the materials witch was produced before, it can suggest the existence of anomalous amounts of the involved metals (CIEM / CPRM) and possible contaminations by chemical products used in the improvement of the auriferous ore (P. M. Morro do Ouro). These potential contamination were confirmed with geochemical survey of soils and current sediments accomplished in both areas, for the elements arsenic, cadmium, lead, copper, mercury, silver and zinc, which were used as parameters guiding values for soil and groundwater the state of São Paulo (CETESB), and watershed values stipulated by CPRM (poor, background and anomalous), in it rising geochemistry during Folha Apiaí's execution (SG-22-X-B-V).
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This monograph presents the data of geological mapping, structural and economic research of an area of about 230 km², in the outskirts of Jacutinga / MG, south of Minas Gerais State and adjacent areas of the northeastern state of São Paulo, in compliance with the discipline of Graduation Course of Geology at the Institute of Geosciences and Exact Sciences. It consists of Socorro-Guaxupé Nappe, developed in response to the collision of cratons Parana and Sao Francisco (630 Ma ago), with mass transit to the east, affected by the coexistence of a system pushes later, with convergence to Northwest, giving rise to the intricate area of interference of the two provinces. Locally there metasedimentary rocks of molasse basin of Proterozoic- Phanerozoic transition called Eleutério; Intrusive, equigranular and porphyroid granits, polyphase, and predominantly granodioritic migmatites Anatexia of structures with different neossomas predominantly granodioritic to granitic in Group Amparo, paragneisses arcosianos, greywacke, aluminous , calc-silicate, mica schists and migmatites of the aluminous migmatites and Itapira Anatexia of multi-phase, with neossomas predominantly granodiorite, with intercalations orthogneissic homogeneous granitic to tonalitic porphyroid composition of the Amparo. We tried to draw a geological map, semi-structural detail of the area in focus, with location of mineral occurrences economically viable operation. Furthermore, this study aims to train students in basic and applied geology, using techniques learned during the undergraduate course.
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The cultivation of grapes is one of the most traditional cultures and the world's oldest one. In Brazil, cultivars occupy an area of approximately 90 thousand hectares, covering the south, southeast and northeast, in latitudes ranging from 30 º 56 '15''S up to 5 º 11' 15''S. The culture of the vine may be the target of the attack of some diseases and pests, and currently the main concern for growers is the subterranean mealybug, Eurhizococcus brasiliensis (Hemiptera: Margarodidae), known as pearl-ground. This arthropod infests the roots causing a progressive languish of the vine, even causes its death. In southern Brazil it is known that some species of ants can disperse pearl-ground for short distances, however, there is no information about that in the State of Sao Paulo. Thus, it is extremely important to perform studies with this focus on wine regions in this State. Therefore, this study aimed to identify the species of underground ant community in different grape varieties found in vineyards in the town of São Roque – SP, Brazil. With that purpose, samples were collected within one year. We used underground pitfalls spread across twelve points. In each of the points were placed two traps, one containing honey and the other containing sardine as attractive. The results revealed the presence of three morphospecies of ants in Niágara Rosada and four in other grape varieties, there was no significant difference in the species richness among the cultivars (Kruskal-Wallis - 0.33, p = 0.5). In both trials, the most frequent species was Brachymyrmex sp.4, suggesting that there is no dominance of distinct species of Niágara Rosada and the other grape varieties. There was no dissimilarity in species richness of the ones visiting honey or sardines (Kruskal-Wallis - 0.08, p = 0.7) and the analysis of variance indicated a great similarity in species richness between the rainy and dry seasons (Kruskal-Wallis - 0.09, p = 0.7)
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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 Educação Escolar - FCLAR
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Pós-graduação em Serviço Social - FCHS
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Pós-graduação em Agronomia (Proteção de Plantas) - FCA
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Pós-graduação em Engenharia Mecânica - FEG
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Pós-graduação em Educação para a Ciência - FC
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The Paraná Magmatic Province was generated by a large volcanic event occurred in the Lower Cretaceous, it was a phenomenon that preceded the fragmentation of the supercontinent Gondwana. In Brazil the volcanic rocks overlying about 75% of the surface of the Parana basin being the Serra Geral Formation essentially represented by basalts and andesites of tholeiitic nature and subordinate porphyritic rhyodacites, called Chapecó type and aphyric rhyolites, Palms type. Based on the chemical compositions, rocks of Palmas type are subdivided into Santa Maria, Clevelândia, Caxias do Sul, Jacuí and Anita Garibaldi. Rocks of Chapecó type are grouped into three distinct subtypes called Guarapuava, Tamarana and Ourinhos. These acidic rocks that overlying basalts are of two main types: high-Ti (Paranapanema, Pitanga and Urubici) and low-Ti (Gramado, Esmeralda and Ribeira). Representative profiles of these rocks were studied in detail in order to establish the lithostratigraphy and Chemostratigraphy of Palmas and Chapecó type. To do this was made a field work and the use of a database with 1109 samples with their geographical coordinates and geochemical information of major and trace elements, which were launched in maps generated by Google Earth. From these maps, it was verified that rocks of the Palmas type are distributed predominantly in the south region of the basin in the state of Rio Grande do Sul, accumulated along Torres Syncline, while those Chapecó type occur in the plateaus of midwestern Paraná, in this region was observed that Chapecó type overlap those Palmas type. In the profiles studied, within Palmas type, Caxias do Sul type is spread throughout the southern region of the basin, occurring at the base of the acid volcanic sequences, in other words, they are older compared to the others. It was also observed that the rocks of Santa Maria and Anita Garibaldi type occupy the top of the sequences, both covering rocks of Caxias do Sul..