Search for dissertations about: "restoration"
Showing result 6 - 10 of 365 swedish dissertations containing the word restoration.
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6. The influence of multiscale hyporheic flow on solute transport : Implications for stream restoration enhancing nitrogen removal
Abstract : Stream water that flows into and out of streambeds is called hyporheic exchange flow (HEF).It continuously interacts with groundwater and thereby affect the water quality of local streamreaches as well as downstream recipients by providing an environment where solutes andenergy can be retained and degraded. READ MORE
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7. Plant responses after drainage and restoration in rich fens
Abstract : Rich fens are an important, but threatened, habitat type in the boreal landscape. In this thesis I have examined responses of rich fen vascular plants and bryophytes after drainage and restoration.The effects of drainage on the rich fen flora were observed in a long time study and the responses were rapid and drastic. READ MORE
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8. Gradients of time and complexity : understanding how riparian and instream ecosystems recover after stream restoration
Abstract : Why evaluations of the ecological outcomes of stream and river restoration have largely reported inconclusive or negative results has been the subject of much debate over the last decade or more. Understanding the reasons behind the lack of positive results is important for bettering future restoration efforts and setting realistic expectations for restoration outcomes. READ MORE
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9. Makten över monumenten : restaurering av vasaslott 1850-2000
Abstract : During the period 1850–2000 the Renaissance castles created by the Swedish Vasa kings, who reigned during the sixteenth and early seventeenth centuries, have been subject to restorations. During the period an official management body for the built heritage, a legal system and political guidelines for the maintenance have been developed. READ MORE
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10. Land Use Change in Space and Time : implications for plant species conservation in semi-natural grasslands
Abstract : Land use change has during the last century altered the traditional rural landscape in Sweden, resulting in a major decline in species diversity. Traditional small-scale farming, with a remarkably high small-scale species richness, has changed in favour of rationalized agriculture, and many semi-natural grasslands, i.e. READ MORE