148 resultados para environmental quality standards
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Pós-graduação em Geociências e Meio Ambiente - IGCE
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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Over the last few years, Brazil has some problems related to the management of solid waste, mainly related to the final disposal of materials, resulting in serious environmental risks to the municipalities that suffer from this type of situation. Poorly designed landfills and weak management systems after the termination of their employment, for example, is currently showing as a major problem for urban expansion and the subsoil of these sites, endangering all the environmental quality of the areas where they are located . Because of this scenario, this work produced a diagnosis of the current situation of the management of solid waste in the city of Rio Claro (SP) from its generation, through selective collection and sorting, as well as its final destination, in order to propose a reflection on current form management, in order to present some guidelines based on Federal Law 12.305 / 2010 - National Solid Waste Policy for improvement of this issue in the city. Although the situation found in the city can be considered reasonable for good, there is a need to improve and how to manage, especially in the operational issue of selective collection and also the participation of society in the category Environmental Education, converging in the search for improvements to the common good
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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This work has the objective to elaborate the potentialities of the farming expand diagnosis of the Capivara River Hydrographic basin, in the Botucatu – SP municipal district, to obtain an interpretation of the system actual situation through the historical trajectory and possible evolution with the assistance of the SIG Ilwis 3.4 and orbital images CBERS 2B, in the pancromatics bands, obtained in 12/07/2008. The potentialities of the farming expand diagnosis was obtained through the physical mean modeling, of the farming expand presents in the studied environment and shows possible line actions to minimize the impacts e reach a sustainable development to the region. The Capivara river basin presents more than 70% of your areas occupied by the anthropic expanding, with the extensive farming predominance, forestall planting, orange and sugar cane. In the potentiality diagnostic analyses notes the good quality of the basin to the farming expand, except the region comprehended by the Botucatu Cuesta and the meadows area. The basin until has a good environmental quality and this diagnosis must serve for a start point to the realization of the territorial ordination as quick as possible to the environment conditions finds remains the same, granting the recovery capability.
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In the postharvest management, the fruits can be exposed to injuries that depreciated the quality and the shelf life. Thus, it was evaluated the modified atmosphere effects on guavas var. Paluma subjected to different mechanical damages. Once harvested, the fruits were selected, sanitized and submitted to the treatments T1 (control) - without injuries or packaging in bags of low density polyethylene (LDPE); T2 - without injuries + LDPE bags; T3 - damage by fall of 1 m + LDPE bags; T4 - damage by compression of 9 N + LDPE bags; T5 - damage by fall of 1 m + damage by compression of 9 N + LDPE bags and T6 - damage by fall of 1 m + damage by compression of 9 N without LDPE bags. The treatments were kept in cold storage at 10 ± 1 o C and 94 ± 2% de R.H. The analysis of CO2/ethylene production, enzymatic activity, total and soluble pectins, pulp firmness, titratable acidity (TA), soluble solids (SS), reducing sugars and ascorbic acid were performed every 10 days of refrigeration, and an additional day outside cold storage (22 ± 1o C and 75 ± 3% R.H.) for 30 days. Guavas packed in LDPE bags, not subject to mechanical damage, presented the best quality standards. The fruits suffered only one kind of damage, when packaged, presented satisfactory pattern compared to the fruits without package and not exposed to any mechanical damages. Applying the two kinds of damages, the LDPE packaging was not adequate to decrease the metabolic rate of these fruits, making them unfit for marketing.
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Pós-graduação em Ciências Ambientais - Sorocaba
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Pós-graduação em Geografia - IGCE
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
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Recently in Brazil cities have been suffering strong influence concerning concepts of sustainable development and urban-environmental management in order to implement public policies. These approaches combined, subsidize fair democratic construction, along with citizen participation and transparency regarding the use of resources. This study was meant to address the evaluation of performance and environmental quality through the use of sustainability indicators as a tool for planning and management of municipal urban-environmental, its advantages, disadvantages and contributions to the effectiveness in the implementation of policies aimed at local sustainable development. The main objective of the study was to do a comparative analysis of the indicators used in Piracicaba, to the national indicator system and other municipal programs, and also, its application in urban and environmental planning. To achieve this goal, initially a topic selection was made based on a bibliographic analysis in order to discuss the use of management tools and municipal evaluation systems from the perspective of sustainability, showing the management tools such as laws, agreements, documents and mainly, sustainability indicators. It was then, prepared the case study carried out in Piracicaba, São Paulo municipality. With the obtained results, it was possible to provide a model which shows strengths and weaknesses of public actions and policies for the environment, such as project suggestions that could be applied aiming greater sustainability and continuous improvement of municipal environmental performance
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Pós-graduação em Geografia - IGCE