Doktorarbeit / Dissertation, 2011
496 Seiten, Note: A
This thesis aims to assess the conservation status of important plant species in Swat District, Pakistan, focusing on the impact of climate change and human activities. It integrates Geographic Information Systems (GIS), species distribution modelling, biodiversity analysis, and ethnobotanical studies to provide a comprehensive understanding of the region's plant resources.
Chapter 1 General Introduction: This chapter introduces the concept of biodiversity and its importance, highlighting the rapid depletion of forest resources globally and in Pakistan. It emphasizes the economic value of forest ecosystem services, including timber and non-timber forest products (NTFPs), particularly medicinal and aromatic plants (MAPs). The chapter profiles the Swat Valley, detailing its history, topography, climate, and socio-economic structure. It establishes the study's justification, outlining objectives and the thesis's overall structure.
Chapter 2 GIS, Climate Change and Species Distribution: This chapter reviews the literature on GIS applications in ecological research, focusing on habitat mapping, species distribution modelling, and the impacts of climate change. It covers various modelling techniques and their applications in Pakistan, emphasizing the need for integrating GIS with field data for accurate predictions and effective conservation planning.
Chapter 3 Medicinal and Aromatic Plants (A Literature Review): This chapter provides a comprehensive review of the literature on medicinal and aromatic plants (MAPs), globally and in Pakistan. It discusses current global trends in the MAP trade, the plant species involved, the threats to their conservation, and various conservation measures. The chapter also reviews existing ethnobotanical research in Pakistan, focusing on studies from the Swat Valley and highlighting the region's rich ethno-medicinal knowledge and the threats to its sustainability.
Chapter 4 Climate Change and Species Modelling: This chapter details the methods and results of species distribution modelling using Maxent, a maximum entropy approach. It describes the data used (species presence records and bioclimatic variables), the modelling process, and presents the results as GIS maps predicting current and future (2080) distributions of selected tree species. The chapter discusses the implications of these predictions for conservation and the local economy.
Chapter 5 Ethnobotany of the Swat Valley: This chapter presents the ethnobotanical study of the Swat Valley, investigating the cultural significance of medicinal plant use. It uses questionnaires and freelisting interviews to gather data on plant uses, knowledge sources, and community perceptions regarding conservation. Several indices (Salience Index, Relative Importance Index, Cultural Value Index, Cultural Importance Index, and a newly developed Conservation Priority Index) are calculated and analyzed to quantify the cultural importance of plant species and to identify those at high risk of extinction.
Chapter 6 Vegetation Analysis of the District Swat: This chapter focuses on the biodiversity analysis of different locations within the Swat Valley. It utilizes quadrat sampling, hierarchical clustering, and the calculation of various biodiversity indices to compare different sites. The chapter identifies biodiversity hotspots, discusses factors affecting species richness, and assesses the conservation status of different plant communities, linking findings to anthropogenic disturbances and ecological interactions.
Chapter 7 GIS Mapping of the Plant Communities: This chapter presents GIS-based mapping of plant communities in the Swat Valley. It uses digital elevation models (DEMs) to create altitudinal maps of tree species and employs ordination techniques (DCA and CCA) to analyze species-environment relationships. The chapter integrates the results of the Maxent modelling and biodiversity analysis to identify current and future biodiversity hotspots and to assess the extinction risk to plant species under future climate change scenarios.
Swat Valley, Pakistan, Medicinal and Aromatic Plants (MAPs), Non-Timber Forest Products (NTFPs), Biodiversity, Climate Change, Species Distribution Modelling, Maxent, Ethnobotany, Conservation, GIS, Ordination Analysis, Biodiversity Indices, Sustainable Development.
This thesis assesses the conservation status of important plant species in Swat District, Pakistan, focusing on the impact of climate change and human activities. It integrates Geographic Information Systems (GIS), species distribution modelling, biodiversity analysis, and ethnobotanical studies to provide a comprehensive understanding of the region's plant resources.
Key themes include the impact of climate change on plant distribution, ethnobotanical knowledge of medicinal plants, biodiversity assessment, factors affecting plant distribution (environmental and anthropogenic), and conservation strategies for medicinal and aromatic plants (MAPs).
The research employed a variety of methods, including Geographic Information Systems (GIS), species distribution modelling (specifically Maxent), biodiversity analysis (using quadrat sampling, hierarchical clustering, and various biodiversity indices), and ethnobotanical studies (questionnaires, freelisting interviews, and the calculation of several cultural importance indices).
The research focuses on medicinal and aromatic plants (MAPs) and important tree species in the Swat Valley. The study also considers the broader context of Non-Timber Forest Products (NTFPs).
The Swat Valley serves as the study area. The thesis details its history, topography, climate, and socio-economic structure, highlighting its rich biodiversity and ethno-medicinal knowledge, along with the threats to its sustainability.
The thesis presents findings on species distribution modelling predicting current and future distributions of selected tree species, ethnobotanical data on plant uses and cultural significance, biodiversity analysis identifying hotspots and assessing conservation status of plant communities, and GIS mapping of plant communities integrating modelling and biodiversity analysis to identify current and future biodiversity hotspots and assess extinction risk under future climate change scenarios.
The research provides crucial insights for developing effective conservation strategies for medicinal and aromatic plants and other important plant species in the Swat Valley, considering both climate change impacts and anthropogenic pressures. The findings inform conservation planning and sustainable development initiatives in the region.
Species distribution modelling utilized species presence records and bioclimatic variables.
The research utilized GIS software (although the specific software isn't explicitly named) and digital elevation models (DEMs) for creating altitudinal maps and analyzing species-environment relationships through ordination techniques (DCA and CCA).
The ethnobotanical study used Salience Index, Relative Importance Index, Cultural Value Index, Cultural Importance Index, and a newly developed Conservation Priority Index to quantify the cultural importance of plant species and identify those at high risk of extinction.
The thesis likely concludes with recommendations for future research and conservation actions based on the findings, contributing to sustainable development efforts in the Swat Valley. The specific recommendations would be detailed within the full thesis.
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