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Articles 91 - 113 of 113
Full-Text Articles in Geographic Information Sciences
Archaeology And Climate Change: Sites At Risk Of Sea Level Rise In The Puget Sound, Christy Lynn Berg
Archaeology And Climate Change: Sites At Risk Of Sea Level Rise In The Puget Sound, Christy Lynn Berg
2019 Symposium
The Puget Sound Watershed, located along Washington’s Northwest coast, contains 5,467 recorded archaeological sites. 1,290 of which are listed on the National Register of Historic Places. The majority of these sites are located along the coastline and associated waterways making them highly susceptible to climate change induced sea level rise. This research uses data provided from The Washington State Department of Archaeology and Historic Preservation and a geographic information system (GIS) to determine the susceptibility of thousands of sites to rising sea-levels. A mosaic of 10m resolution digital elevation models (DEMS) was created for the Puget Sound Watershed and elevation …
Don't Let Their Future Blow Away: An Integrated Methodology To Inform School Leaders Of The Dimensions And Determinants Of School Vulnerability Leading To Disaster Learning Loss, Kaleen Daneil Weiland
Don't Let Their Future Blow Away: An Integrated Methodology To Inform School Leaders Of The Dimensions And Determinants Of School Vulnerability Leading To Disaster Learning Loss, Kaleen Daneil Weiland
Electronic Theses and Dissertations
School leaders play a key role in the critical functions of emergency response in a school system, including purposefully sustaining safe, secure, and healthy learning environments for all students before and after a disaster. Despite these values, school leaders remain underprepared and often unaware of the vulnerabilities associated with weather, climate, and other disaster events and the potential threat that climate change poses to both student achievement and access to education. This study presents school-leaders with a landscape-scale geospatial vulnerability assessment of school districts exposed to, or threatened by, hurricanes in order to improve mitigation efforts in schools. In this …
Maps For Churches, Edward R. Lambert, Natalie J. Vredevoogd, Jason E. Vanhorn
Maps For Churches, Edward R. Lambert, Natalie J. Vredevoogd, Jason E. Vanhorn
Summer Research
In 2014, Dr. Jason VanHorn began a project aimed at producing an Online Bible Atlas using ESRI software. This summer, that work was continued in laying down the framework for an atlas comprised of freely-available, high quality, interactive, and downloadable maps to be used by the Church at large, ideally in a corporate worship setting and in personal Bible study.
The goals for this inaugural summer of research were to:
- Compile an academic literature review of existing Bible atlases
- Build online and printable template to serve as long-term frameworks for future map production
- Construct map prototypes
Augmenting Land Cover/Land Use Classification By Incorporating Information From Land Surface Phenology: An Application To Quantify Recent Cropland Expansion In South Dakota, Lan Hoang Nguyen
Electronic Theses and Dissertations
Understanding rapid land change in the U.S. NGP region is not only critical for management and conservation of prairie habitats and ecosystem services, but also for projecting production of crops and biofuels and the impacts of land conversion on water quality and rural transportation infrastructure. Hence, it raises the need for an LCLU dataset with good spatiotemporal coverage as well as consistent accuracy through time to enable change analysis. This dissertation aims (1) to develop a novel classification method, which utilizes time series images from comparable sensors, from the perspective of land surface phenology, and (2) to apply the land …
Gis Suitability Analysis To Situate Recreational/Retail Marijuana Stores In Denver, Colorado, Aniekan Okon Akpanekong
Gis Suitability Analysis To Situate Recreational/Retail Marijuana Stores In Denver, Colorado, Aniekan Okon Akpanekong
Walden Dissertations and Doctoral Studies
On October 1, 2013, the city of Denver adopted bill CB 570 allowing state-licensed retail marijuana businesses. Section 6-211(b) of the Denver Code of Ordinance codified distance separations between licensed retail marijuana sites and prohibited locations. Using distance decay theory coupled with Geographic Information systems (GIS)-based multicriteria analyses, Denver's licensed retail marijuana stores were evaluated in relation to their proximity compliance with �6-211(b). Using GIS topology testing from 1000 feet to 650 feet, current retail marijuana stores had a compliance percent ranging between 29% to 56% from each other, 2% to 7% from licensed medical marijuana stores, 39% to 68% …
The Impacts Of Land Use And Land Cover Change On Water Quality In The Big Sioux River: 2007-2016, Dinesh Shrestha
The Impacts Of Land Use And Land Cover Change On Water Quality In The Big Sioux River: 2007-2016, Dinesh Shrestha
Electronic Theses and Dissertations
Between 2006 and 2012, conversion of 485,000 acres of grassland to cropland in eastern South Dakota was reported. In 2012, the Big Sioux River (BSR) running through most of eastern South Dakota was listed among the dirtiest rivers in the nation. This rating convinced state authorities to study trends of land cover changes in the BSR watershed and its association with BSR water quality with respect to increases in nitrate levels. This research i) quantifies spatial and temporal changes in the land cover types within the BSR watershed, and ii) identifies any correlation between these changes and changes in BSR …
Mapping Land Use Around The San Francisco Bay: A Look At Environmental Justice Through S. F. Bay Conservation And Development Commission’S Permitting History, Aviva R. Wolf-Jacobs
Mapping Land Use Around The San Francisco Bay: A Look At Environmental Justice Through S. F. Bay Conservation And Development Commission’S Permitting History, Aviva R. Wolf-Jacobs
Pitzer Senior Theses
Planning and regulatory environmental agency San Francisco Bay Conservation and Development Commission (BCDC) plays an important role in the permitting of development around the San Francisco Bay. As the agency works to add an environmental justice amendment to its primary policy document, this research explores the S.F. Bay Area’s history of approved development project proposal permits, and the associated patterns of land use and environmental justice implications in order to support the proposed change in permitting policy. By classifying all major permits found within BCDC’s internal permit database into groups based on the type of land use associated with the …
Boundaries And Policing: Space, Jurisdictions, And Roles In The Collection Of Official Crime Data, Cynthia Suzanne Barnett-Ryan
Boundaries And Policing: Space, Jurisdictions, And Roles In The Collection Of Official Crime Data, Cynthia Suzanne Barnett-Ryan
Graduate Theses, Dissertations, and Problem Reports (ETD)
The Uniform Crime Reporting (UCR) Program is a law enforcement statistical system open to unreported information due to its voluntary nature. As such, there need to be a valid and accepted means to estimate official reports of crime for those different levels of geography where reporting may be incomplete. Current methods of imputing and modeling UCR data, which have not been updated since the 1960s, are based upon conceptualizations of law enforcement agencies that may no longer be valid. These older models do not appropriately represent the law enforcement assessment of space and place and its effects on discretionary recording …
Object-Based Supervised Machine Learning Regional-Scale Land-Cover Classification Using High Resolution Remotely Sensed Data, Christopher A. Ramezan
Object-Based Supervised Machine Learning Regional-Scale Land-Cover Classification Using High Resolution Remotely Sensed Data, Christopher A. Ramezan
Graduate Theses, Dissertations, and Problem Reports (ETD)
High spatial resolution (HR) (1m – 5m) remotely sensed data in conjunction with supervised machine learning classification are commonly used to construct land-cover classifications. Despite the increasing availability of HR data, most studies investigating HR remotely sensed data and associated classification methods employ relatively small study areas. This work therefore drew on a 2,609 km2, regional-scale study in northeastern West Virginia, USA, to investigates a number of core aspects of HR land-cover supervised classification using machine learning. Issues explored include training sample selection, cross-validation parameter tuning, the choice of machine learning algorithm, training sample set size, and feature selection. A …
An Assessment Of Farmer Participation In The United States Department Of Agriculture, Natural Resources Conservation Services’ Conservation Technical Assistance Program In West Virginia, Matt D. Oliver
Graduate Theses, Dissertations, and Problem Reports (ETD)
Food and fiber production on America’s farmlands have a major influence on the environment, therefore, soil and water conservation practices are critical. NRCS has provided no-fee technical assistance for nearly 100 years through the Conservation Technical Assistance (CTA) program. The CTA program is essential because it provides technical knowledge directly to farmers for planning and implementing conservation practices that are proven to benefit environmental health and on-farm production. CTA program funds support NRCS staff and training and are thereby the local service delivery vehicle for all NRCS programs. However, in recent years, funding for CTA has remained relatively constant while …
Rock Imagery: A Cultural Landscape Analysis In The Yakima Uplands, Jessica Eliana Delgado-Morris
Rock Imagery: A Cultural Landscape Analysis In The Yakima Uplands, Jessica Eliana Delgado-Morris
All Master's Theses
This thesis evaluates the history of rock imagery documentation and the ways it can be improved moving forward. This study also explores the potentials of using viewshed analysis to examine the cultural landscape. The documentation and locational analysis support recommendations for future study and protection of rock image sites. There are currently twelve known rock imagery sites at the Joint Base Lewis-McChord - Yakima Training Center (YTC). Most of these sites have not been assessed for changes in integrity or damages in over twenty years. Prior documentation efforts have produced site forms with varying degrees of accuracy and completeness. During …
Gis Analysis Of The Mid-Nineteenth Century Emigration Of The Old Lutherans From Prussia, Joel Seewald
Gis Analysis Of The Mid-Nineteenth Century Emigration Of The Old Lutherans From Prussia, Joel Seewald
Master's Theses and Doctoral Dissertations
The Old Lutherans constituted fewer than 20% of the Germans who emigrated from Prussia between 1835 and 1854. In this study, more than 483 cities and villages of origin of 6,911 Old Lutherans were mapped. These origins were in the central provinces of Brandenburg, Pomerania, Posen, Saxony, and Silesia. More emigrants came from Pomerania overall and during every time period except 1849-54. The areas with the most emigrants were north central Pomerania, northern Brandenburg, southeast Brandenburg, and western Silesia. Emigrant destinations were primarily America and Australia. American destinations included New York, Wisconsin, and Texas, but the state that many went …
Crafting Stone Discoidals On The Frontier: Production And Identity In Southwest Virginia, Hamilton Hastie Bryant
Crafting Stone Discoidals On The Frontier: Production And Identity In Southwest Virginia, Hamilton Hastie Bryant
Electronic Theses and Dissertations
Stone discoidals are widely recognized as a class of artifacts associated with Mississippian cultural traditions and even some of its various descendant communities. Excavations at the Carter Robinson site a Fourteenth Century Mississippian frontier site in Lee County Virginia have revealed evidence of the production of stone discoidals. Although craft production in Mississippian societies has been the subject of much debate little to no attention has been given to the production of stone discoidals. The purpose of this thesis is to explicate the method of stone discoidal production at Carter Robinson and to explore how this production was organized overtime …
Improving The Interstate Highway System, Chase Minor
Improving The Interstate Highway System, Chase Minor
Williams Honors College, Honors Research Projects
The Interstate Highway System is the primary transportation network of the United States. The Interstate Highway System has succeeded and failed in certain ways in connecting the United States. It is important that new interstate highways are added so that the United States will be better connected. Several criteria are involved in placing new interstates. New interstates should follow the grid pattern of the existing interstates, with one end of the interstate in between existing interstates so that the interstate starts/ends west of one interstate and east of another (odd-numbered), or north of one interstate and south of another (even-numbered). …
Criar Y Dejarse Criar: Trans-Situ Crop Conservation And Indigenous Landscape Management Through A Network Of Global Food Neighborhoods, Cass Madden
Capstone Collection
As climate change progresses, global food security is likely to become increasingly threatened and crop biodiversity will be a significant source of resiliency and adaptability. However, these adaptations will only be fully realized through cooperative in situ and ex situ conservation and cultivation of domesticated crops, crop wild relatives, and wild foods. This conservation is best realized in places where communities have the cultural resources to invest meaningfully in the cultivation of native crops, and where the cultivation of those crops can reinforce place-specific livelihoods and identities. To this end, the principal objective of this research is to propose a …
Crown-Level Mapping Of Tree Species And Health From Remote Sensing Of Rural And Urban Forests, Fang Fang
Crown-Level Mapping Of Tree Species And Health From Remote Sensing Of Rural And Urban Forests, Fang Fang
Graduate Theses, Dissertations, and Problem Reports (ETD)
Tree species composition and health are key attributes for rural and urban forest biodiversity, and ecosystem services preservation. Remote sensing has facilitated extraordinary advances in estimating and mapping tree species composition and health. Yet previous sensors and algorithms were largely unable to resolve individual tree crowns and discriminate tree species or health classes at this essential spatial scale due to the low image spectral and spatial resolution. However, current available very high spatial resolution (VHR) remote sensing data can begin to resolve individual tree crowns and measure their spectral and structural qualities with unprecedented precision. Moreover, various machine learning algorithms …
Characterizing Spatiotemporal Patterns Of White Mold In Soybean Across South Dakota Using Remote Sensing, Confiance L. Mfuka
Characterizing Spatiotemporal Patterns Of White Mold In Soybean Across South Dakota Using Remote Sensing, Confiance L. Mfuka
Electronic Theses and Dissertations
Soybean is among the most important crops, cultivated primarily for beans, which are used for food, feed, and biofuel. According to FAO, the United States was the biggest soybeans producer in 2016. The main soybean producing regions in the United States are the Corn Belt and the lower Mississippi Valley. Despite its importance, soybean production is reduced by several diseases, among which Sclerotinia stem rot, also known as white mold, a fungal disease that is caused by the fungus Sclerotinia sclerotiorum is among the top 10 soybean diseases. The disease may attack several plants and considerably reduce yield. According to …
How Are Interannual Variations Of Land Surface Phenology In The Highland Pastures Of Kyrgyzstan Modulated By Terrain, Snow Cover Seasonality, And Climate Oscillations? An Investigation Using Multi-Source Remote Sensing Data, Monika Anna Tomaszewska
How Are Interannual Variations Of Land Surface Phenology In The Highland Pastures Of Kyrgyzstan Modulated By Terrain, Snow Cover Seasonality, And Climate Oscillations? An Investigation Using Multi-Source Remote Sensing Data, Monika Anna Tomaszewska
Electronic Theses and Dissertations
In the semiarid, continental climates of montane Central Asia, with its constant moisture deficit and low relative humidity, agropastoralism constitutes the foundation of the rural economy. In Kyrgyzstan, an impoverished, landlocked republic in Central Asia, herders of the highlands practice vertical transhumance—the annual movement of livestock to higher elevation pastures to take advantage of seasonally available forage resources. Dependency on pasture resource availability during the short mountain growing season makes herds and herders susceptible to changing weather and climate patterns. This dissertation focuses on using remote sensing observations over the highland pastures in Kyrgyzstan to address five interrelated topics: (i) …
A Deep Dive Into The Land Development Dynamics Of A Complex Landscape, Pariya Pourmohammadi
A Deep Dive Into The Land Development Dynamics Of A Complex Landscape, Pariya Pourmohammadi
Graduate Theses, Dissertations, and Problem Reports (ETD)
Land development is a complex and dynamic process simultaneously interacting with numerous environmental, cultural and economic procedures. In this research we studied past, present and future of land transformation in Appalachia. This dissertation is organized in three-essay format and each essay is focused on one aspect of land development processes in a sub-region in the Appalachian region. In the first essay, deep learning techniques are used to build predictive models for the land development. This study presets deconvolutional neural networks models in predicting land development. On the second essay, spatial data analysis and remote sensing are used to investigate the …
Reconciling The Dissonance Between Historic Preservation And Virtual Reality Through A Place-Based Virtual Heritage System., Danny J. Bonenberger
Reconciling The Dissonance Between Historic Preservation And Virtual Reality Through A Place-Based Virtual Heritage System., Danny J. Bonenberger
Graduate Theses, Dissertations, and Problem Reports (ETD)
This study explores a problematic disconnect associated with virtual heritage and the immersive 3D computer modeling of cultural heritage. The products of virtual heritage often fail to adhere to long-standing principles and recent international conventions associated with historic preservation, heritage recording, designation, and interpretation. By drawing upon the geographic concepts of space, landscape, and place, along with advances in Geographic Information Systems, first-person serious games, and head-mounted Virtual Reality platforms this study envisions, designs, implements, and evaluates a virtual heritage system that seeks to reconcile the dissonance between Virtual Reality and historic preservation. Finally, the dissertation examines the contributions and …
Geospatial Analysis Of Care And Mortality In The 2014 Liberia Ebola Outbreak, Marion Carlton Kinkade
Geospatial Analysis Of Care And Mortality In The 2014 Liberia Ebola Outbreak, Marion Carlton Kinkade
Walden Dissertations and Doctoral Studies
The Ebola outbreak in West Africa in 2014 to 2016 had more than 28,000 suspected, probable, and confirmed cases. It was the largest Ebola outbreak in history. Of the 28,000 cases in the three Ebola-affected countries, Liberia had 10,000 cases with almost 5,000 deaths. The Ebola Virus Disease (EVD) entered Liberia along the border of Guinea and moved to the capital city of Monrovia where the virus spread. Ebola Treatment Units (ETUs) were constructed throughout the response in locations where there were available facilities versus distance to care challenges. This study examined the association of distance from villages to ETUs …
The Environmental, Social, And Economic Benefits Of Blue Green Infrastructure In An Urbanized Area, Joseph L. Oguns
The Environmental, Social, And Economic Benefits Of Blue Green Infrastructure In An Urbanized Area, Joseph L. Oguns
Graduate Theses, Dissertations, and Problem Reports (ETD)
At present, it is evident that there is a shift from rural to an urban settlement which results in high demand for residential buildings and other urban infrastructure. Blue – Green Infrastructure (BGI) is a system of using blue (water) and green (nature) to address urban and environmental challenges. The purpose of this study is to evaluate the environmental, social, and economic benefits of blue-green infrastructure in an urbanized area in Pittsburgh, Pennsylvania, USA. The study involves the utilization of Geographic Information System (GIS) to determine water quality level resulting from nonpoint source pollution through acquiring elevation data; watershed; and …
The Archaeology Of The Postindustrial: Spatial Data Infrastructures For Studying The Past In The Present, Daniel Trepal
The Archaeology Of The Postindustrial: Spatial Data Infrastructures For Studying The Past In The Present, Daniel Trepal
Dissertations, Master's Theses and Master's Reports
Postindustrial urban landscapes are large-scale, complex manifestations of the past in the present in the form of industrial ruins and archaeological sites, decaying infrastructure, and adaptive reuse; ongoing processes of postindustrial redevelopment often conspire to conceal the toxic consequences of long-term industrial activity. Understanding these phenomena is an essential step in building a sustainable future; despite this, the study of the postindustrial is still new, and requires interdisciplinary connections that remain either unexplored or underexplored. Archaeologists have begun to turn their attention to the modern industrial era and beyond. This focus carries the potential to deliver new understandings of the …