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 50 for “"GIS Techniques"”.
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Evaluation of Groundwater Quality in Paleozoic Aquifers Using GIS Techniques, Central Texas
… Chemical distribution maps processed by ArcGIS 10.2 provided an aerial view of major constituents during each timeline. This information coupled with the depth vs. concentration graphs has developed a three dimensional representation of the distribution of major constituents in the Paleozoic …
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Application of high resolution remote sensing and GIS techniques for evaluating urban infrastructure
… the images, and geographical information system (GIS) techniques were used to extract features. Two case studies were done for the cities of Phoenix, Arizona for the years 2004, 2006, 2008, and 2012 and for Seattle, Washington for 2002, 2005, and 2009. Results indicate that the area of buildings …
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Spatial and Temporal Distribution of Groundwater Recharge in the West Bank Using Remote Sensing and GIS Techniques
… data in a Geographic Information System (GIS) model to identify and map the surface recharge areas. The Surface Energy Balance Algorithm for Land (SEBAL) is applied to time series of remote sensing MODerate Resolution Imaging Spectroradiometer (MODIS) level 3 data of reflectance and …
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Multiple data set integration and GIS techniques used to investigate linear structural controls in the southern Powder River Basin, Wyoming
… and Digital Line Graph (DLG) hydrology files. A GIS program was written using DLG information to eliminate those lineaments that were within 20° of roads and railroads. The DLG and DEM information was further used to stratify the topographic lineaments into slope-breaks, ridge-tops, or …
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Development of a Predictive Habitat Evaluation Model for Gaillardia Aestivalis (Walt.) Rock. Var. Winkleri (Cory) Turner Using GPS, Remote Sensing and GIS Techniques
<p>Geographic Information Systems (GIS), Global Positioning Systems (GPS) and remote sensing techniques were utilized to characterize and subsequently predict potential habitat of Gaillardia aestivalis var. Winkleri, occurring in Hardin County, TX. Field investigations along with CIR positive …
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Assessment of Woody Biomass and Solar Energy Resources with Remote Sensing and GIS Techniques : A Regional Study in the High Mountains of the Eastern Pamirs (Tajikistan)
… has been conducted. Remote sensing and GIS techniques are considered as appropriate tools to study these objectives. However, common space-borne remote sensing methods reach their limits in such arid environments characterized by scarce vegetation cover. Therefore, the main research …
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Combining Quantitative Eye-Tracking and GIS Techniques With Qualitative Research Methods to Evaluate the Effectiveness of 2D and Static, 3D Karst Visualizations: Seeing Through the Complexities of Karst Environments
… karst visualizations by combining eye-tracking techniques with Geographic Information Systems, knowledge assessments, and semi-structured interviews. The first phase of this study consisted of groups of 10 participants viewing 2D karst visualizations with one category of manipulated visual …
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A spatial analysis of the Alternative Admissions' Research Project at the University of Cape Town, 2000 - 2005.
… potential contribution of spatial analysis using GIS on candidates who undergo the Alternative Admissions Research Project (AARP) tests for alternative admission to University of Cape Town (UCT). Spatial analysis may be useful in interrogating existing information on the geographical distribution …
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Distribution and abundance of Cape hakes (Merluccius capensis and Merluccius paradoxus) in relation to environmental variation in the Southern Benguela system
Standard Geographical Information Systems (GIS) techniques and Generalized Additive Models (GAM), nonparametric regressions without the assumptions of normality or linearity of traditional regression methods, were used to test the hypothesis that trends in hake (M. paradoxus and M. capensis) …
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GIS procedures for analyzing wildlife topics in a national park in Virginia
… whorled pogonia, Isotria medeoloides). The GRASS GIS was used for the analyses. Inputs included data on elevation, slope, soils, landuse/landcover, roads, and hydrography. The procedures are built upon standard GIS techniques (e.g., overlays and “buffer” zones) and should be applicable to the …
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Three essays on environmental valuation: the social value of carbon storage in wetlands, the impact of wind turbines on home prices, and the effect of flood risk on home prices
… Using a hedonic valuation approach and advanced GIS techniques, this study finds no significant impact of the UD Wind Turbine on the majority of local property prices, with the exception of properties that are located closest to the turbine and are in full view. Results of this study are an …
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O uso e ocupação do solo no entorno do estuário do Rio Gramame e a qualidade da água.
… ecosystem. Methodological procedures were used GIS techniques in order to understand the land cover in the study area, as well as, data limnological monitoring stations of water quality provided by the Environmental Development Superintendency - SUDEMA, analyzing them according to the standards …
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Evaluating subalpine lake delta carbon storage in the Colorado Front Range and Washington Central Cascades
… the two ranges. I used field, laboratory, and GIS techniques to determine the magnitude of and controls on the subaerial portion of the subalpine lake delta OC sink in 26 subalpine lake deltas, 14 in the Front Range and 12 in the Cascades. Soil moisture, texture, and delta valley confinement …
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A SIMPLE GIS APPROACH TO PREDICTING RARE PLANT HABITAT: NORTH CENTRAL ROCKY MOUNTAINS, UNITED STATES FOREST SERVICE, REGION ONE
… along with Geographic Information Systems (GIS) techniques, a biophysical envelope model was applied to 21 rare plant species listed on the Region One Regional Forester’s Sensitive Species List. Environmental variables, including annual precipitation, mean May temperature, slope, aspect, …
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A SIMPLE GIS APPROACH TO PREDICTING RARE PLANT HABITAT: NORTH CENTRAL ROCKY MOUNTAINS, UNITED STATES FOREST SERVICE, REGION ONE
… along with Geographic Information Systems (GIS) techniques, a biophysical envelope model was applied to 21 rare plant species listed on the Region One Regional Forester’s Sensitive Species List. Environmental variables, including annual precipitation, mean May temperature, slope, aspect, …
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Understanding the spatial dynamics of informal settlements: A spatial analysis case study of Oohambo DHA Nehale in the city of Windhoek
… dynamics. A geographical information system (GIS) was used to analyse the spatial distribution and expansion of the Oohambo Dha Nehale informal settlement. GIS techniques were applied to aerial photographs taken in 2005, 2008, and 2011 in order to map the distribution of dwellings and spatial …
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Small Scale Aeolian Processes and Landform Response
… field data, signal and image processing techniques, and remote sensing and GIS techniques, to elucidate questions and arguments relevant to the study of aeolian processes and landforms.This dissertation focuses on aeolian landforms that respond quickly to forcing processes by studying …
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The effectiveness of ‘secure and guard’ (SG) method and 14 protocol against illegal dumping of solid waste in Wilayah Persekutuan Kuala Lumpur (WPKL)
… review i.e.: Web-based Application (SI-WEB-GIS); (2) Remote Sensing; (3) CCTV; (4) GIS-Based Zoning; (5) GIS Techniques; (6) Waste Management Act; and (7) Ground-Penetrating Radar (GPR) . The best method to increase the effectiveness of curbing illegal dumping waste issues. The contribution …
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Habitat utilisation by the white rhinoceros and status of the species in Namibia
… in the area, traditional African tracking techniques were applied to observe and record rhino habitat selection, grazing and activity patterns at approximately 2,000 GPS locations. Rhino activity locations were overlaid onto spatial maps of environmental parameters and analysed'using GIS …
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Assessment of environmental degradation in Northern Ghana: A GIS based participatory approach
… thesis examines the potential application of a GIS based participatory approach in the assessment of environmental degradation in northern Ghana. It is a development of GIS in participatory research earlier proposed by Abbot et al. (1998) and modified by Williams and Dunn (2003) to assess the …
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