36 resultados para environmental subsidies
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Pentachlorophenol (PCP) bioremediation by the fungal strains amongst the cork- colonising community has not yet been analysed. In this paper, the co- and direct metabolism of PCP by each of the 17 fungal species selected from this community were studied. Using hierarchical data analysis, the isolates were ranked by their PCP bioremediation potential. Fifteen isolates were able to degrade PCP under co-metabolic conditions, and surprisingly Chrysonilia sitophila, Trichoderma longibrachiatum, Mucor plumbeus, Penicillium janczewskii and P. glandicola were able to directly metabolise PCP, leading to its complete depletion from media. PCP degradation intermediates are preliminarily discussed. Data emphasise the signiWcance of these fungi to have an interesting potential to be used in PCP bioremediation processes.
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Dissertação apresentada para obtenção do Grau de Doutor em Ciências do Ambiente, pela Universidade Nova de Lisboa, Faculdade de Ciências e Tecnologia
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Dissertação apresentada na Faculdade de Ciências e Tecnologia da Universidade Nova de Lisboa Para a obtenção do Grau de Mestre em Energia e Bioenergia
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Dissertação para obtenção do Grau de Doutor em Ambiente, pela Universidade Nova de Lisboa, Faculdade de Ciências e Tecnologia
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Dissertation submitted in partial fulfillment of the requirements for the Degree of Master of Science in Geospatial Technologies.
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Dissertation presented to obtain the Ph.D degree in Biology
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Dissertação para obtenção do Grau de Mestrado em Engenharia de Informática
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Dissertação para obtenção do Grau de Doutor em Ambiente
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A Work Project, presented as part of the requirements for the Award of a Masters Degree in Economics from the NOVA – School of Business and Economics
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Dissertação para obtenção do Grau de Mestre em Engenharia Informática
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This paper examines the effectiveness of urban containment policies to protect forestland from residential conversion and to increase the provision of forest public goods in the presence of irreversible investments and policy uncertainty. We develop a model of a single landowner that allows for switching between competing land uses (forestry and residential use) at some point in the future. Our results show that urban containment policies can protect (even if temporarily) forestland from being developed but must be supplemented with policies that influence the length and number of harvesting cycles if the goal is to increase nontimber benefits. The threat of a development prohibition creates incentives for preemptive timber harvesting and land conversion. In particular, threatened regulation creates an incentive to shorten rotation cycles to avoid costly land-use restrictions. However, it has an ambiguous effect on forestland conversion as the number of rotation cycles can also be adjusted to maximize the expected returns to land. Finally, in the presence of irreversibility, forestland conversion decisions should be done using real option theory rather than net present value analysis
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Dissertação para obtenção do Grau de Mestre em Engenharia do Ambiente – Perfil Gestão e Sistemas Ambientais
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Dissertation submitted in partial fulfillment of the requirements for the Degree of Master of Science in Geospatial Technologies.
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A PhD Dissertation, presented as part of the requirements for the Degree of Doctor of Philosophy from the NOVA - School of Business and Economics
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RESUMO: OBJECTIVO: Avaliar as necessidades, incapacidade, qualidade de vida, satisfação com os serviços e as características sociodemográficas numa amostra de pacientes com esquizofrenia num Serviço de Psiquiatria, em Cabo Verde. MÉTODOS: Realizou-se estudo transversal com 122 doentes com recurso a instrumentos estruturados para as necessidades (CAN), incapacidade (WHODAS II), qualidade de vida (WHOQOL-BREF) e satisfação com os serviços (VSSS) e uma ficha para recolha de dados sociodemográficos. RESULTADOS: Os doentes eram maioritariamente do sexo masculino (73,8%) com uma idade média de 35,23 anos, uma escolaridade baixa (59,8%), solteiros (81.1%), residindo em meio urbano (72,1%) e desempregados (63,2%). A maioria estava a tomar medicação antipsicótica (97,5%), tinha história de internamento (76.2%), uma média de início da doença aos 23,43 anos e uma duração média de 11,80 anos. As necessidades referidas foram baixas e as facetas mais identificadas foram a informação, os subsídios e benefícios sociais, as actividades diárias, os contactos sociais e sofrimento psicológico. Cerca 20% dos participantes manifestaram uma incapacidade, sobretudo no domínio da da participação na sociedade (47,2%). A média da qualidade de vida foi 65,08 (desvio-padrão: 21,35), com o domínio psicológico a apresentar o valor mais alto (74,21, desvio-padrão: 14,87) e o ambiental o mais baixo (59,27, desvio-padrão: 15,15). A satisfação com os serviços foi avaliada de forma positiva nas dimensões satisfação global e competência dos profissionais. As dimensões informação, envolvimento dos familiares, eficácia e acesso tiveram avaliação insatisfatória. Os tipos de intervenções, com vários serviços pouco disponibilizados, tiveram uma satisfação relativa. DISCUSSÃO: Num contexto de carência, os resultados revelaram-se mais satisfatórios do que esperados, mas com grandes insuficiências no processo de cuidados. CONCLUSÃO: O estudo permitiu conhecer o processo de cuidados aos doentes com esquizofrenia e disponibilizou elementos para programas de cuidados.-----------ABSTRACT: OBJECTIVE: Assess needs, disability, quality of life, satisfaction with the services and the socio-demographic characteristics in a sample of patients with schizophrenia in a Psychiatric Service in Cape Verde. MATHODS: It was carried out a cross-sectional study with 122 patients using the structured instruments for the needs (CAN), disability (WHODAS II), quality of life (WHOQOLBREF),satisfaction with the services (VSSS) and socio-demographic data collection. RESULTS: The patients are mainly of the male sex (73.8%) with average age of 35.23 years old, low education level (59.8%), single (81.1%), living in urban area and unemployed (63.2%). Most of them were taking antipsychotic medication (97.5%), had a history of hospitalization (76.2%), an average of disease onset at 23.43 years old and an average duration of 11.80 years. The needs mentioned were low and the most identified facets were information, subsidies and social benefits, daily routines, social contacts and psychological distress. Around 20% of the participants expressed one disability, especially at the domain of the participation in the society (47.2%). The average quality of life was 65.08 (standard deviation: 21.35), with the domain of the psychological presenting the highest value (74.21, standard deviation: 14.87) and environmental the lowest (59.27, standard deviation: 15.15). The satisfaction with services was positively assessed in the dimensions of overall satisfaction and competency of the professionals. The dimensions information, family involvement, effectiveness and access had positive evaluation. The types of intervention with services poorly available had a relative satisfaction. DISCUSSION: In a context of shortage, the results were considered more satisfactory than expected, but with many inadequacies in the process of care. CONCLUSION: This study allowed to know the process of care to the patients with schizophrenia and provided elements for the programs of care.