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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.
11

Serviços ecossistêmicos e a atividade minerária: um estudo de caso no Vale do Ribeira, SP / Ecosystem services and mining activities: a case study in Vale do Ribeira, SP

Longo, Mariana Hortelani Carneseca 16 June 2014 (has links)
As atividades antrópicas vêm continuamente influenciando as transformações no ordenamento do solo. A mineração, em suas fases de operação e desativação, é um dos maiores agentes de mudança do uso do solo e alteração da paisagem, o que, consequentemente, resulta em modificações na dinâmica das funções ecológicas, interferindo na oferta de serviços ecossistêmicos. Considerando a inclusão da abordagem dos serviços ecossistêmicos na avaliação ambiental de empreendimentos, a partir de um estudo de caso em uma mineração de rocha fosfática (apatita), localizada no município de Cajati - SP, o presente estudo teve como objetivo responder a seguinte questão: a atividade de mineração interfere na oferta local de serviços ecossistêmicos? Para isso, o método de análise utilizado foi fundamentado em um modelo de avaliação não monetária, com base nos padrões da atividade de mineração ao longo do tempo e do espaço, bem como na capacidade das diferentes classes de uso e ocupação do solo dessa atividade em fornecer serviços ecossistêmicos. O estudo concluiu que todos os serviços ecossistêmicos avaliados são afetados pelos impactos ambientais gerados pela atividade minerária, sendo que a alteração na extensão da área ocupada por floresta nativa - tanto redução quanto aumento - é o que mais influenciou no fornecimento de serviços ecossistêmicos potenciais. Além disso, a atividade minerária ao alterar o padrão de uso e ocupação do solo e, consequentemente, alterar as funções ecológicas locais, reduziu progressivamente a oferta de múltiplos serviços ecossistêmicos e, por outro lado, a recuperação das áreas degradadas pela atividade minerária, recobrindo o solo com espécies de gramíneas e promovendo o plantio de espécies arbóreas nativas, resultou no aumento da oferta local dos serviços ecossistêmicos potenciais. A partir destes resultados fica evidente a importância das ações de recuperação de áreas degradadas pela atividade minerária para o aumento da oferta de serviços ecossistêmicos. Dessa forma, recomendou-se inserir a análise de serviços ecossistêmicos na avaliação de impactos ambientais de empreendimentos minerários, visto que a ferramenta de avaliação baseada em serviços ecossistêmicos permite identificar conflitos e sinergias entre as atividades antrópicas e os ecossistemas, fornecendo subsídios para identificar medidas adicionais de mitigação de impactos e de compensação ambiental. / Human activities have continuously influenced changes in land management. Mining in its operational and decommissioning stages, is one of the biggest agents of change in the landscape and land use, which consequently results in changes in the dynamics of the ecological functions, interfering with the supply of ecosystem services. Taking into account the ecosystem services approach in environmental project assessments and based on a case study of a rock phosphate mining operation, located in the town of Cajati - SP, this study aimed to answer the following question: does the mining activity interfere in the local supply of ecosystem services? As such, the method of analysis was based on a framework of non-monetary assessment itself based on the established patterns of the mining activity over time and space, as well as the ability of different land uses to provide ecosystem services. The result of the study was that all the analyzed ecosystem services are affected by the environmental impacts of the mining activity, and that change in the extension of the native forest (as decrease as increase) is what most affects the potential supply of ecosystem services. Moreover, as the mining activity alters the pattern of land use and occupation and consequently alters the local ecological functions, it progressively reduces the provision of multiple ecosystem services. On the other hand, the recovery of degraded areas by mining activities, covering the soil with grass species and promoting the planting of native species, allowed for the growth of the local supply of potential ecosystem services. From these results, the importance of area recovery actions is evident in increasing the supply of ecosystem services. Thus, the inclusion of the analysis of ecosystem services in the environmental impact assessment of projects is recomended, as the assessment tool based on ecosystem services allows us to identify synergies and conflicts between human activities and ecosystems, providing input to identify additional actions for impact mitigation and environmental compensation.
12

Serviços ecossistêmicos e a atividade minerária: um estudo de caso no Vale do Ribeira, SP / Ecosystem services and mining activities: a case study in Vale do Ribeira, SP

Mariana Hortelani Carneseca Longo 16 June 2014 (has links)
As atividades antrópicas vêm continuamente influenciando as transformações no ordenamento do solo. A mineração, em suas fases de operação e desativação, é um dos maiores agentes de mudança do uso do solo e alteração da paisagem, o que, consequentemente, resulta em modificações na dinâmica das funções ecológicas, interferindo na oferta de serviços ecossistêmicos. Considerando a inclusão da abordagem dos serviços ecossistêmicos na avaliação ambiental de empreendimentos, a partir de um estudo de caso em uma mineração de rocha fosfática (apatita), localizada no município de Cajati - SP, o presente estudo teve como objetivo responder a seguinte questão: a atividade de mineração interfere na oferta local de serviços ecossistêmicos? Para isso, o método de análise utilizado foi fundamentado em um modelo de avaliação não monetária, com base nos padrões da atividade de mineração ao longo do tempo e do espaço, bem como na capacidade das diferentes classes de uso e ocupação do solo dessa atividade em fornecer serviços ecossistêmicos. O estudo concluiu que todos os serviços ecossistêmicos avaliados são afetados pelos impactos ambientais gerados pela atividade minerária, sendo que a alteração na extensão da área ocupada por floresta nativa - tanto redução quanto aumento - é o que mais influenciou no fornecimento de serviços ecossistêmicos potenciais. Além disso, a atividade minerária ao alterar o padrão de uso e ocupação do solo e, consequentemente, alterar as funções ecológicas locais, reduziu progressivamente a oferta de múltiplos serviços ecossistêmicos e, por outro lado, a recuperação das áreas degradadas pela atividade minerária, recobrindo o solo com espécies de gramíneas e promovendo o plantio de espécies arbóreas nativas, resultou no aumento da oferta local dos serviços ecossistêmicos potenciais. A partir destes resultados fica evidente a importância das ações de recuperação de áreas degradadas pela atividade minerária para o aumento da oferta de serviços ecossistêmicos. Dessa forma, recomendou-se inserir a análise de serviços ecossistêmicos na avaliação de impactos ambientais de empreendimentos minerários, visto que a ferramenta de avaliação baseada em serviços ecossistêmicos permite identificar conflitos e sinergias entre as atividades antrópicas e os ecossistemas, fornecendo subsídios para identificar medidas adicionais de mitigação de impactos e de compensação ambiental. / Human activities have continuously influenced changes in land management. Mining in its operational and decommissioning stages, is one of the biggest agents of change in the landscape and land use, which consequently results in changes in the dynamics of the ecological functions, interfering with the supply of ecosystem services. Taking into account the ecosystem services approach in environmental project assessments and based on a case study of a rock phosphate mining operation, located in the town of Cajati - SP, this study aimed to answer the following question: does the mining activity interfere in the local supply of ecosystem services? As such, the method of analysis was based on a framework of non-monetary assessment itself based on the established patterns of the mining activity over time and space, as well as the ability of different land uses to provide ecosystem services. The result of the study was that all the analyzed ecosystem services are affected by the environmental impacts of the mining activity, and that change in the extension of the native forest (as decrease as increase) is what most affects the potential supply of ecosystem services. Moreover, as the mining activity alters the pattern of land use and occupation and consequently alters the local ecological functions, it progressively reduces the provision of multiple ecosystem services. On the other hand, the recovery of degraded areas by mining activities, covering the soil with grass species and promoting the planting of native species, allowed for the growth of the local supply of potential ecosystem services. From these results, the importance of area recovery actions is evident in increasing the supply of ecosystem services. Thus, the inclusion of the analysis of ecosystem services in the environmental impact assessment of projects is recomended, as the assessment tool based on ecosystem services allows us to identify synergies and conflicts between human activities and ecosystems, providing input to identify additional actions for impact mitigation and environmental compensation.
13

A Component-based Business Continuity and Disaster Recovery Framework

Somasekaram, Premathas January 2017 (has links)
IT solutions must be protected so that the business can continue, even in the case of fatal failures associated with disasters. Business continuity in the context of disaster implies that business cannot continue in the current environment but instead must continue at an alternate site or data center. However, the BC/DR concept today is too fragmented, as many different frameworks and methodologies exist. Furthermore,many of the application-specific solutions are provided and promoted by software vendors, while hardware vendors provide solutions for their hardware environments. Nevertheless, there are concerns that BC/DR solutions often do not connect to the technical components that are in the lower layers, which function as the foundationfor any such solutions; hence, it is equally important to connect and map the requirements accordingly. Moreover, a shift in the hardware environment, such as cloud computing, as well as changes in operations management, such as outsourcing,add complexity that must be captured by a BC/DR solution. Furthermore, the integrated nature of IT-based business solutions also presents new challenges, as it isno longer one IT solution that must be protected but also other IT solutions that are integrated to deliver an individual business process. Thus, it will be difficult to employa current BC/DR approach. Hence, the purpose of this thesis project is to design, develop, and present a novel way of addressing the BC/DR gaps, while supporting the requirements of a dynamic IT environment. The solution reuses most elements fromthe existing standards and solutions. However, it also includes new elements to capture and present the technical solution; hence, the complete solution is designatedas a framework. The new framework can support many IT solutions since it will havea modular approach, and it is flexible, scalable, and platform and application independent, while addressing the solution on a component level. The new framework is applied to two application scenarios at the stakeholder site, and theresults are studied and presented in this thesis.
14

Challenges and Opportunities of Having an IT Disaster Recovery Plan

Ghannam, Mohamed Ziyad January 2017 (has links)
There are various types of disasters and no one can expect when they will occur. IT disaster recovery plan (ITDRP) became one of the most important contingency plans for organizations in the event of disasters. Organizations started realizing the importance of having IT Disaster recovery plan but many hesitate to apply this plan before a disaster occurs. However, even when the importance of ITDRP is acknowledged in the IS field, most scholarly work has focused on the process and strategies while briefly looking at the challenges and benefits of the DRP. This paper aims to investigate the most common challenges associated with having an effective ITDRP and the opportunities associated with this plan. A qualitative study was conducted which consists 6 interviews within several organizations which have developed an ITDRP. The results show that top management support, staff issues, maintenance, and disaster recovery sites are the main challenges organizations face during DRP. While the benefits were data protection, reducing the interruption for business functions, enhancing the reliability for staff and IT services and speeding up the decision-making process.
15

Risk- och krishantering utifrån Business Continuity Management : - En studie under en rådande kris / Risk and crisis management based on the strategy of Business Continuity Management

Olsson, Isabell, Hedberg, Marcus, Eriksson, Martin January 2020 (has links)
Bakgrund: Då kriser inträffar allt oftare är det av stor vikt för organisationer att ha en utvecklad strategi för att hantera dessa störningar. Ett sätt för att hantera risker och kriser är Business Continuity Management som involverar hela processen med planering av åtgärder i förväg, krishantering samt utvärdering efter krisen. Syfte: Syftet med uppsatsen är att identifiera och analysera teorierna kring Business Continuity Management samt huruvida dessa tillämpas praktiskt i stora svenska tillverkande företag. Vidare ämnar studien skapa en djupare förståelse kring hur de studerade företagen, med hjälp av jämförelser och granskning, agerar under en rådande krissituation. Metod: Uppsatsen bygger på en kvalitativ forskningsmetod med där den empiriska materialinsamlingen har skett via semistrukturerade intervjuer. Ytterligare empiriskt material är de studerade företagens års- och kvartalsrapporter. En komparativ forskningsdesign har tillämpats, vilken möjliggör för jämförelser mellan de studerade företagens användning av BCM. Slutsats: Studien kan konstatera att inget utav de studerade företagen tillämpar Business Continuity Management fullt ut. Däremot nyttjas modeller och strategier som ligger i linje med den teoretiska referensramen för BCM. / Background: As crisis occur more and more frequently around the world, it is vital for organizations to have an implemented strategy to cope with these disruptions. One way to manage these crises is Business Continuity Management which involves the entire process of planning actions in advance, crisis management and post-crisis evaluation. Purpose: The purpose of this thesis is to identify and analyse the theories related to Business Continuity Management and whether these theories practically applies in Swedish manufacturing companies. Furthermore, the study aims to create a deeper understanding of how the studied companies, by means of comparisons and review, act in a crisis situation. Method: The thesis is based on a qualitative research method where the empirical material collection has been done via semi-structured interviews. Further empirical material is the annual and quarterly reports of the companies studied. A comparative research design has been applied, which allows for comparisons between the studied companies' use of BCM. Conclusion: The study finds that none of the studied companies fully applies Business Continuity Management. However, models and strategies that are in line with the theoretical frame of reference for BCM are used.
16

#GreenRecovery for Europe: A Content Analysis of tweets about the Green Recovery from COVID-19 on Twitter

Schulze, Sheila, Mrukwa, Yvonne January 2020 (has links)
The aim of this thesis is to investigate how digital activism is conducted on Twitter, particularly in relation to the dialogues and demands for Europe’s green economic recovery plan from COVID-19. It seeks to analyse the communication made using #GreenRecovery on Twitter by various actors over the period of May to June 2020, guided by the theory of public sphere and social movement and literature on digital activism, hashtag activism, Corporate Social Responsibility (CSR) and Corporate Political Activity (CPA) using a qualitative and quantitative content analysis.By analysing the frequency patterns of tweets and by uncovering the different types of communication, this paper sheds light on the users involved as well as the issue frames and mobilisation strategies that were visible in the #GreenRecovery discourse . Results of this study demonstrate that #GreenRecovery is used by varying actors on Twitter such as individuals, social movements, businesses and others. Furthermore, the hashtag has been used to raise awareness, communicate particular information, mobilize action and also employ assertion as dominant digital spectator activity. Tweets with #GreenRecovery was primarily framed towards the need for a redesign of the economy, indicating demands for changes in policies by targeting accounts of political actors from the EU Commission. It is further implied that during the discourse, #GreenRecovery acted as a structural signifier as a response to the leaked proposal of the Recovery Plan demonstrating that it has the potential to create hashtag communities.
17

Recovery Measures for the State Endangered American Marten: An Internship with Two Wisconsin Natural Resource Agencies

Harvey, Sarah L. January 2004 (has links)
No description available.
18

Droit des sociétés et droit des entreprises en difficulté / Insolvency law and Corporate law

Couturier, Gaël 19 December 2011 (has links)
Appelés à s’appliquer concurremment pour traiter les difficultés d’une société, il est classiquement considéré que les relations entre le droit des sociétés et le droit des entreprises en difficulté se résument à des conflits pouvant être résolus en faisant prévaloir le « droit spécial » des procédures collectives sur le « droit commun » des sociétés. Cette analyse a perdu de sa pertinence en raison de la mutation du droit des faillites en droit des entreprises en difficulté dont la finalité, le contenu, et le domaine d’application ont profondément changé, ainsi qu’en raison de la contractualisation des deux matières. Ces évolutions ont induit une appréhension nouvelle de celles-ci. Sont en effet recherchées, tant par les sociétés en difficulté que par leurs créanciers, les potentialités de l’association du droit des sociétés et du droit des entreprises en difficulté pour organiser le rebond d’une société défaillante. Leurs relations en droit positif s’avèrent ainsi plus subtiles et plus complexes. Une synergie existe entre elles lors du règlement à l’amiable des difficultés, tandis qu’une véritable soumission du droit des sociétés au droit des entreprises en difficulté peut être constatée lors du règlement judiciaire des difficultés. Malgré des origines distinctes, des finalités propres, et des fonctions radicalement opposées, une logique anime les relations des deux matières révélant un corpus légal et jurisprudentiel utilisé pour le règlement des difficultés qui témoigne de l’existence d’un droit des sociétés en difficulté. / It is commonly understood that, when considering ailing companies, the conflicts that arise between concurrently applicable corporate law and insolvency law can be solved with “special law” that prevails over “ordinary law”. This understanding has lost some relevance through the transformation of “bankruptcy law” into “distressed business law”. The trend towards the use of explicit contracts in these fields is bringing about a change in their finality, content and scope. This evolution of corporate law and insolvency law is creating new apprehension on the part of both the distressed company and the creditors, with the result that both parties are looking for means to combine these subjects when organising the recovery of an ailing firm. Their coexistence in substantive law turns out to be even more subtle and complex. In the case of an amicable settlement of a dispute, a synergy exists between corporate law and insolvency law whereas when a settlement is imposed under court supervision, the prevalence of insolvency law over corporate law is notable. Despite distinct origins, differing finality and radically opposing functions, a common logic motivates the relation between corporate law and insolvency law revealing a legal corpus and case law as a testament to the existence of an “ailing company law”.

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