Search for dissertations about: "land use land cover variability"
Showing result 1 - 5 of 25 swedish dissertations containing the words land use land cover variability.
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1. Structure and Stability of Ecological Networks : The role of dynamic dimensionality and species variability in resource use
Abstract : The main focus of this thesis is on the response of ecological communities to environmental variability and species loss. My approach is theoretical; I use mathematical models of networks where species population dynamics are described by ordinary differential equations. READ MORE
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2. Contested Landscapes : social-ecological interactions between forestry and reindeer husbandry
Abstract : Throughout northern Fennoscandia, reindeer husbandry is a central part in the cultural heritage of the Sámi people. In its history, Sámi culture and reindeer husbandry have undergone significant adaptations to environmental, social and political challenges. READ MORE
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3. Rainfall variability, soils and land use changes in the Ethiopian highlands
Abstract : Most farmers in the Ethiopian highlands are dependent on rain-fed agriculture. The indigenous cereal tef is the most important crop for the farmers in the highlands. The central highland is an environmentally fragile area and a marginal area of Ethiopia with a recurring problem for the farmers to sustain an adequate agricultural production. READ MORE
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4. Land-use and land-cover dynamics and rural livelihood perspectives, in the semi-arid areas of Central Rift Valley of Ethiopia
Abstract : Global environmental changes in climate, land-use and bio-diversity are increasingly on top of scientific and political agenda. The impacts of climate change are manifested on all dimensions of food security: availability, accessibility, utilization and stability. READ MORE
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5. Water Realities and Development Trajectories : Global and Local Agricultural Production Dynamics
Abstract : Water constraints for humans and nature are gaining more and more public attention as a critical environmental dilemma that needs to be addressed. When aquifers and rivers are running dry, the debate refers to an ongoing “world water crisis”. READ MORE