Search for dissertations about: "Bottom-up"
Showing result 11 - 15 of 285 swedish dissertations containing the word Bottom-up.
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11. Modelling drivers of energy demand in the European Union building sector
Abstract : In the context of ongoing initiatives within the European Union (EU) to tackle global warming and to secure future energy supplies, the building sector is often cited as offering strong potential for energy savings. The primary aims of this thesis are to analyse the historical data related to EU building and to generate scenarios that highlight the technical and non-technical parameters that affect the energy demands (and thereby the potentials for savings) of the building sector. READ MORE
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12. The Quest for Maternal Survival in Rwanda : Paradoxes in Policy and Practice from the Perspective of Near-Miss Women, Recent Fathers and Healthcare Providers
Abstract : Rwanda has made significant progress in decreasing the number of maternal deaths and increasing the number of antenatal care visits and childbirths at health facilities. This thesis seeks to illuminate potential barriers for Rwanda’s goal for maternal survival. READ MORE
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13. Complexity and Change in a Simple Food Web : Studies in the Baltic Sea (FAO Area 27.IIId)
Abstract : An influence at one trophic level can result in dynamic impacts also on other components of a food web. These dynamics are known as trophic cascades, and can be both top-down and bottom-up. After a near-collapse of the Baltic cod Gadus morhua stock in the 1980s, its main prey sprat Sprattus sprattus increased dramatically. READ MORE
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14. Top-down and bottom-up effects in a Fennoscandian tundra community
Abstract : The objective of this thesis was to investigate the effects of mammalian grazers, such as microtine rodents and reindeer, (top-down effects) and nutrient availability (bottom- up effects) on the plant community of a tundra heath.I conducted a large-scale fertilization experiment and studied the impact of grazers using exclosures. READ MORE
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15. Investments, system dynamics, energy management and policy : a solution to the metric problem of bottom-up supply curves
Abstract : Today, issues such as climate change and increased competition for scarce resources puts pressure on society and firms to transform. Change is not easily managed though, especially not when relating to production or consumption of energy carriers such as district heating or electric power. READ MORE