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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

A inserção da química verde no curso de licenciatura em química do DQ-UFSCar: um estudo de caso / The insertion of green chemistry in the course of bachelor in chemistry DQ-UFSCar: a case study

Zandonai, Dorai Periotto 21 June 2013 (has links)
Made available in DSpace on 2016-06-02T20:37:48Z (GMT). No. of bitstreams: 1 5407.pdf: 1478791 bytes, checksum: 131adc16889c1ddfaa53704df84e9bfc (MD5) Previous issue date: 2013-06-21 / The present case study focused on the development, adaptation and analysis of the introduction of Green Chemistry in an experimental course in the first year of the chemistry teacher training Degree offered by the Chemistry Department of the Federal University of São Carlos (DQ-UFSCar), São Paulo State, Brazil. Modules for experimental lessons were proposed, based on the Science-Technology-Society (STS) teaching approach, and applied during one semester in a class of 30 undergraduate s (1st Semester 2011). The proposed didactic modules began with the presentation and discussion of documentaries with emphasis on controversial socioscientific issues, followed by an experiment of investigative character. All the conceptual topics included in these modules were originally part of the course syllabus, which were associated with the procedural and attitudinal contents emphasizing environmental and green chemistry education. The research corpus consisting of students textual production (response to questionnaires and reports) and transcript interviews (focal groups). The content analysis method was employed to describe and interpret the survey data. Also, the analysis of the experimental didactic modules using a holistic metric known as Green Star (GS) was carried out. Through the analysis of the results obtained by qualitative research in this case study, the didactic proposal enabled students to understand the contents in a complex context that included socioscientific issues, considering Green Chemistry as a mandatory demand for the initial teacher training. / O presente estudo teve como objetivo principal o desenvolvimento, adaptação e análise da inserção de práticas de laboratório com ênfase à Química Verde em uma disciplina de caráter experimental do primeiro ano do curso de Licenciatura em Química do Departamento de Química da Universidade Federal de São Carlos (DQ-UFSCar). Módulos para aulas experimentais foram propostos, baseados na abordagem de ensino CTS, e aplicados no decorrer de um semestre junto uma turma de 30 licenciandos do curso de interesse (1o. Semestre de 2011). A proposta de ensino estudada iniciou-se com uma aula expositiva dialogada (apresentação e discussão de reportagens ou documentários com ênfase às problemáticas sociocientíficas controversas), seguida pela realização do experimento de caráter investigativo, que compreendia os conteúdos conceituais inicialmente contidos na ementa da disciplina, associados aos conteúdos procedimentais e atitudinais voltados às questões ambientais e da Química Verde. O corpus da pesquisa foi constituído pela produção textual discente (resposta aos questionários e relatórios) e transcrição de entrevistas. A análise de conteúdo foi a metodologia empregada para descrever e interpretar os dados da pesquisa. Também neste trabalho realizou-se uma análise do grau verde das experiências aplicadas, usando como instrumento uma métrica holística, a Estrela Verde (EV). Por meio da análise dos resultados obtidos pela pesquisa qualitativa pautada em um estudo de caso foi possível observar que as experiências executadas possibilitaram aos estudantes compreender os conteúdos abordados e considerar a Química Verde como um eixo a ser adotado no ensino da Química.
2

Determining the construction cost gradient for Green Star-rated office buildings in the Western Cape

De Villiers, Meyer 12 1900 (has links)
Thesis (MBA)--Stellenbosch University, 2011. / The aim of this research study is to determine the cost gradient for Green Star SA-rated office buildings in the Western Cape province of South Africa. Very little work has been done on this subject, due to the fact that the „green‟ building movement is still in its infancy in South Africa. The Green Building Council of South Africa (GBCSA) has developed a Green Star SA building rating mechanism based on the Australian green star-rating system. This rating system provides the building environment with an objective tool to evaluate how green a building actually is. This report includes a review of international literature, supplemented by a case study of two designed „green‟ buildings. The key objective was to determine if there is a cost premium to a Green Star-rated office building in the Western Cape. The case study subjects were two office buildings planned for an office development at Paardevlei, Somerset West in the Western Cape province of South Africa. The findings of this case study have confirmed first indications that South Africa, and specifically the Western Cape, should be no different to the rest of the world and specifically the United States and Australia when it comes to the first costs of constructing „green‟ buildings. The case study showed that there should be no cost premium for a „green‟ building that conforms to the minimum standard of 4 Star Green Star SA Office Version 1 and that a one to three per cent premium could be expected for a 5 Star Green Star SA Office Version 1 rating. It was found that the best way to calculate if a premium was paid for a „green‟ building is to compare the cost per area of the final „green‟ product with the cost per area of the original budget. Adding costs while adding „green‟ attributes proved to be an effective and convenient way of arriving at a theoretical premium for a progressively „greener‟ building and thus calculating the cost gradient for Green Star SA-rated office buildings. The conclusion is that „green‟ attributes must be incorporated into the design at the earliest possible stage and then managed in order to keep within the original budget with a clear goal of which categories are to be targeted and what rating would like to be achieved, in order to achieve a „green‟ building at no additional cost.

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