Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 66 for “"ecological integrity"”.
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Managing Complex Water Resource Systems for Ecological Integrity: Evaluating Tradeoffs and Uncertainty
… alternatives. In addition, hydroclimatic and ecological uncertainties complicate efforts to evaluate the impacts of management scenarios. We need new tools that are able to inform managers and researchers of the tradeoffs or consequences associated with flow alternatives, while also explicitly …
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Evaluating ecological integrity and social equity in national parks : case studies from Canada and South Africa
… dissertation asks: can national parks protect ecological integrity and concurrently address social equity issues? It presents empirical results of a systematic evaluation of six case study national parks in Canada and South Africa. Purposive sampling was used to select the six case study …
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A method to assess the ecological integrity of urban watersheds that integrates chemical, physical and biological data
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1998.
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Understanding urban ecology : exploring the ecological integrity of small scale greening interventions in the City of Cape Town
This research explores the ecological integrity of three small-scale interventions in urban greening in a single catchment in the City of Cape Town, within the Cape Flats Sand Fynbos ecotype. The chosen intervention sites were namely: Tokai Park, Princess Vlei and Bottom Road Sanctuary. The study …
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Assessment of the ecological integrity of two wetland sites within Eastern Michigan University’s Fish Lake Environmental Education Center (FLEEC)
… most vulnerable ecosystems to degradation. The ecological integrity of two wetlands at Eastern Michigan University’s Fish Lake Environmental Education Center, a bog and one vernal pool, was assessed. Plant species richness was used to conduct Floristic Quality Assessments (FQA) using the …
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Simulation of protected area and forestry cutblock design in the boreal plain ecoregion
… areas and forestry cutblocks on the retention of ecological integrity. I found that neither strategic placement nor size significantly affect the retention of ecological integrity within protected areas. Additionally, I found that clustering new forestry cutblocks near existing disturbances did …
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COMMUNITY-BASED NATURAL RESOURCE MANAGEMENT: GROUP CAPACITY, RESOURCE MANAGEMENT PLANNING AND ASSESSING SUCCESS
… plans (RMPs) produced by CBNRM groups on the ecological integrity of the prescribed area. This multi-disciplinary project necessitated reliance on the principles of both sociology and ecology, as required by explorations of socio-ecological systems. This dissertation is an attempt to model the …
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An Investigation of Spatial and Temporal Variability in Several of Montana's Reference Streams: Working Toward a More Holistic Management Strategy
… impairing these systems’ ability to maintain ecological integrity. Thermal degradation often can be attributed to a variety of human activities, and global climate change, which has been accelerated by the demands of an exponentially expanding human population, will play a central role in …
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An Investigation of Spatial and Temporal Variability in Several of Montana's Reference Streams: Working Toward a More Holistic Management Strategy
… impairing these systems’ ability to maintain ecological integrity. Thermal degradation often can be attributed to a variety of human activities, and global climate change, which has been accelerated by the demands of an exponentially expanding human population, will play a central role in …
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Urban Riparian Areas: Ecological And Streamside-Ordinance Assessments
… ordinances. A quantitative assessment of the ecological impairments in an urban river system can provide a key component in a basin-scale management plan. A study was conducted in the Blue River Basin, Kansas and Missouri, to determine the effectiveness of streamside ordinances and assess the …
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MONITORING NOXIOUS WEEDS INVASIONS IN RIPARIAN AREAS FOLLOWING LIVESTOCK EXCLUSION OF THE UPPER BIG HOLE RIVER VALLEY: ADAPTIVE MANAGEMENT UNDER THE CANDIDATE CONSERVATION AGREEMENT WITH ASSURANCES PROJECT
… and the general public while increasing ecological integrity in the valley and recovering the fluvial Arctic grayling species. The government program offered funding assistance to local ranchers for conservation projects that would help recover the species, but the landowner had to agree …
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MONITORING NOXIOUS WEEDS INVASIONS IN RIPARIAN AREAS FOLLOWING LIVESTOCK EXCLUSION OF THE UPPER BIG HOLE RIVER VALLEY: ADAPTIVE MANAGEMENT UNDER THE CANDIDATE CONSERVATION AGREEMENT WITH ASSURANCES PROJECT
… and the general public while increasing ecological integrity in the valley and recovering the fluvial Arctic grayling species. The government program offered funding assistance to local ranchers for conservation projects that would help recover the species, but the landowner had to agree …
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An Individual-Based Model of Fish Habitat Selection for Network-Scale Watershed Assessment
… can be developed for understanding large-scale ecological dynamics in river networks. The explicit inclusion of species' biological functions allows the model to explain the arrangement and response of stream communities. Perhaps the most novel aspect of this model is its direct incorporation of …
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TRADING OFF THE BENEFITS AND BURDENS: COAL DEVELOPMENT IN THE TRANSBOUNDARY FLATHEAD RIVER VALLEY
… Flathead River Valley threatened the ecological integrity of the Crown of the Continent for more than thirty years. Economic benefits from coal mining in British Columbia were pitted against the environmental concerns of poor water quality, endangered species protection, and …
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TRADING OFF THE BENEFITS AND BURDENS: COAL DEVELOPMENT IN THE TRANSBOUNDARY FLATHEAD RIVER VALLEY
… Flathead River Valley threatened the ecological integrity of the Crown of the Continent for more than thirty years. Economic benefits from coal mining in British Columbia were pitted against the environmental concerns of poor water quality, endangered species protection, and …
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The assessment of the food security on the lives of the people at Manguzi
… and distribution within a framework of ecological integrity, with an aim of empowering the poor and ensuring that their household food security is guaranteed. The basic finding, and one which impacts directly on the household food security of residents of the Manguzi rural settlement, is …
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Water Quality Assessment in Cypress Creek Nature Preserve
Swamps are unique ecological communities that provide many valuable ecosystem services. In Kentucky, however, many swamps were altered by cypress removal and land development in their watersheds. Cypress Creek Swamp, which lies near Paducah in western Kentucky, is a good example of a swamp whose …
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A Comparison of Water Quality Analyses and the Index of Biotic Integrity in Bull Creek, Southwest Missouri
… methodology such as the Index of Biotic Integrity (IBI) in hopes to find an accurate and encompassing standard for all aquatic assessments. This study compares water quality analyses and the Index of Biotic Integrity for measuring the ecological health of Bull Creek, a stream of the White …
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Responding to climate change in the design of the urban river landscape
… reduce the impact of climate change first on its ecological integrity and balance and secondly to its socio-economic and cultural aspects to urban dwellers.
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Resistance to Three Common Herbicides in Chameleon Plant (Houttuynia Cordata Thunb.), a Highly Invasive Exotic Species
… with the potential to negatively affect the ecological integrity of many communities in the U.S.
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