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2023

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Articles 301 - 330 of 571

Full-Text Articles in Geography

Reproducibility And Replicability In Unmanned Aircraft Systems And Geographic Information Science, Cassandra Howe May 2023

Reproducibility And Replicability In Unmanned Aircraft Systems And Geographic Information Science, Cassandra Howe

Graduate Theses and Dissertations

Multiple scientific disciplines face a so-called crisis of reproducibility and replicability (R&R) in which the validity of methodologies is questioned due to an inability to confirm experimental results. Trust in information technology (IT)-intensive workflows within geographic information science (GIScience), remote sensing, and photogrammetry depends on solutions to R&R challenges affecting multiple computationally driven disciplines. To date, there have only been very limited efforts to overcome R&R-related issues in remote sensing workflows in general, let alone those tied to disruptive technologies such as unmanned aircraft systems (UAS) and machine learning (ML). To accelerate an understanding of this crisis, a review was …


Cartographic Analysis Of Earth-Sun Relationships In Ancient Amazonia, Jackson Bennett Critser May 2023

Cartographic Analysis Of Earth-Sun Relationships In Ancient Amazonia, Jackson Bennett Critser

Graduate Theses and Dissertations

The alignments of ancient man-made earthworks across the Amazon Basin, known as geoglyphs, have recently been discovered to predate early societal dates. Although much research indicated that the Amazon was uninhabitable until the last 1000 years (Meggers 1971), new evidence suggests this is not the case. The application of advanced cartographic and GIS technologies were implemented to link solar ‘marker’ days (e.g. solstices, equinoxes) with the alignment of geoglyphs, megaliths, stone architecture, and broader city forms to discover and analyze previously unknown Earth-Sun relationships across the Amazon Basin to conceivably sophisticated urban and architectural plans. The study of these geoglyphs …


Kearifan Lokal Dan Upaya Pelestarian Lingkungan Air: Studi Etnografi Masyarakat Adat Manggarai, Flores, Nusa Tenggara Timur, Erna Mena Niman, Marianus Mantovani Tapung, Zepisius Rudiyanto Eso Ntelok, Hieronimus Canggung Darong - Apr 2023

Kearifan Lokal Dan Upaya Pelestarian Lingkungan Air: Studi Etnografi Masyarakat Adat Manggarai, Flores, Nusa Tenggara Timur, Erna Mena Niman, Marianus Mantovani Tapung, Zepisius Rudiyanto Eso Ntelok, Hieronimus Canggung Darong -

Paradigma: Jurnal Kajian Budaya

The efforts and conservation actions are needed to obtain a clean water for consumption. One of such efforts is interpreting the traditions of indigenous peoples, which are directly related to the concept of nature conservation. This study aims to identify and describe the meaning and geographical aspects of the barong wae ritual practice of the Manggarai indigenous people in the context of preserving the water environment. This research was a qualitative descriptive study with an ethnographic approach. Data were collected through in-depth interviews, participatory observation, and documentation. Results show that local wisdom in the form of the barong wae ritual …


Improving Nasa’S Earth Satellite And Model Data Discoverability For Interdisciplinary Research, Applications, And Education, Zhong Liu, Chung-Lin Shie, Suhung Shen, James Acker, Angela Li, Jennifer C. Wei, David J. Meyer Apr 2023

Improving Nasa’S Earth Satellite And Model Data Discoverability For Interdisciplinary Research, Applications, And Education, Zhong Liu, Chung-Lin Shie, Suhung Shen, James Acker, Angela Li, Jennifer C. Wei, David J. Meyer

Copyright, Fair Use, Scholarly Communication, etc.

Since the Internet era began, numerous earth science data services have been developed to facilitate data discovery (for example, data sources, documents, facts, visualization, opinions) and data access for research and application activities. For example, a large collection of NASA’s earth science data has been made searchable and freely downloadable over the Internet. Some value-added services even allow users to analyze and visualize many variables online (for example, 2,000+ in NASA Giovanni) without downloading data and software.

However, finding and discovering suitable datasets and information for interdisciplinary research (involving two or more scientific disciplines), applications, education, and other emerging activities …


Saint John's Prep Navigation Map, Alec Otte Apr 2023

Saint John's Prep Navigation Map, Alec Otte

Celebrating Scholarship and Creativity Day (2018-)

This map was a project commissioned by Jill Pauly, Director of Communications at St. John’s Prep School. The intended purpose of the map is to assist new students and first-time visitors with finding buildings and fields. Places such as Tower Field, Sexton Commons, and Thomas Hall/Life Safety were desired focuses as they are further from the main prep school building and thus more difficult to find without guidance.


A Stable Isotopic Profile Of Atmospheric River Precipitation Impacting Northern California, Erika Clarise Ornouski Apr 2023

A Stable Isotopic Profile Of Atmospheric River Precipitation Impacting Northern California, Erika Clarise Ornouski

LSU Master's Theses

Atmospheric river (AR) storms are an integral part of California’s hydrologic cycle, providing 30–50% of the state’s annual precipitation. However, “too much of a good thing” can swell

rivers beyond capacity leading to widespread flooding, erosion, and environmental damage. Northern California’s steep topography coupled with its seasonal Sierra Nevada snowpack puts this region at risk for floods and extreme weather hazards that can be triggered by strong ARs. Identifying AR contributions in the water cycle is crucial for informing water resource and emergency management decisions Stable isotope analysis provides a means to understand the movement of precipitation based on fractionation …


China's Public Diplomacy Philosophy, Logan Webb Apr 2023

China's Public Diplomacy Philosophy, Logan Webb

ATU Scholars Symposium

China has become a giant in the globalized world in such a short period of time. This led me to the research question, “What is China’s public diplomacy philosophy?” Using a textual analysis of major geopolitical events that China is involved in (The Belt and Road Initiative, the South China Sea dispute, Uyghur imprisonment, and the Hong Kong government takeover) and the history of China since the Chinese Civil War, it becomes apparent that the country uses the concept of hard and soft power for its public diplomacy. If a country is not receptive to China or its intended actions, …


A Feasibility Study To Determine The Most Optimal Location For A Ski/Mountain Bike Resort In Greater Northwest Arkansas, Timothy Constantino Apr 2023

A Feasibility Study To Determine The Most Optimal Location For A Ski/Mountain Bike Resort In Greater Northwest Arkansas, Timothy Constantino

ATU Scholars Symposium

This project was completed by the author with some assistance and consulting from his faculty mentor, Dr. Patrick Hagge. In order to answer the fundamental study questions concerning the feasibility of a mountain bike and ski resort being established in Arkansas, ArcGIS Pro mapping software was utilized. Some data was collected from outside sources, including NOAA and the Arkansas GIS Office. Other data was either interpolated from the aforementioned sources or created by the author. For regionwide suitability, four broad factors were considered. Those included aspect, slope, temperature, and snowfall. Ten specific resort sites were chosen and then ranked considering …


Community Resilience: Conducting A Tornado Risk Assessment For Oklahoma City, Oklahoma​, Chanice Brown Apr 2023

Community Resilience: Conducting A Tornado Risk Assessment For Oklahoma City, Oklahoma​, Chanice Brown

Symposium of Student Scholars

On May 20th, 2013, the Newcastle-Moore tornado carved a 14-mile-long path of destruction through Oklahoma City, McClain, and Cleveland Counties. This event led to the deaths of 24 people, more than 200 injuries, and at least 2 billion dollars in damages. Tornadoes like the Newcastle-Moore are sporadic and technological advances have provided an extra layer of protection against them. However, researchers have found that one of the best methods for bolstering the safety of a community when facing such severe weather threats is developing a hazard mitigation plan. As such, the focus of this particular project was to identify the …


Lidar Buoy Detection For Autonomous Marine Vessel Using Pointnet Classification, Christopher Adolphi, Dorothy Dorie Parry, Yaohang Li, Masha Sosonkina, Ahmet Saglam, Yiannis E. Papelis Apr 2023

Lidar Buoy Detection For Autonomous Marine Vessel Using Pointnet Classification, Christopher Adolphi, Dorothy Dorie Parry, Yaohang Li, Masha Sosonkina, Ahmet Saglam, Yiannis E. Papelis

Modeling, Simulation and Visualization Student Capstone Conference

Maritime autonomy, specifically the use of autonomous and semi-autonomous maritime vessels, is a key enabling technology supporting a set of diverse and critical research areas, including coastal and environmental resilience, assessment of waterway health, ecosystem/asset monitoring and maritime port security. Critical to the safe, efficient and reliable operation of an autonomous maritime vessel is its ability to perceive on-the-fly the external environment through onboard sensors. In this paper, buoy detection for LiDAR images is explored by using several tools and techniques: machine learning methods, Unity Game Engine (herein referred to as Unity) simulation, and traditional image processing. The Unity Game …


No. 08: Young People’S Mobilities, Farming Aspirations And Engagements In Northern Ghana, Siera Vercillo, Bruce Frayne Apr 2023

No. 08: Young People’S Mobilities, Farming Aspirations And Engagements In Northern Ghana, Siera Vercillo, Bruce Frayne

Migration and Food Security (MiFOOD) Network

Development policies targeting young people and African agriculture tend to focus on their abandonment of the sector and the need to attract new generations to agricultural activities through its commercialization. This paper points to potential gaps in such interventions by investigating the diverse mobilities, aspirations, and engagements of young people in farming, through a qualitative case study in rural northern Ghana. Our study also challenges the prevalent assumption of African farmers’ movements from rural to rural areas, from rural to urban areas, and out of farming altogether, as we found evidence of young people migrating from urban to rural areas. …


Perceptions Of Tourism And Quality Of Life: A Case Study In Savannah, Georgia, Marissa J. Renee Apr 2023

Perceptions Of Tourism And Quality Of Life: A Case Study In Savannah, Georgia, Marissa J. Renee

Honors College Theses

The World Travel and Tourism Council estimates that Travel and Tourism accounted for 10.3% of the world economy in 2019 and ¼ of all net new jobs over the past five years. Savannah, Georgia has experienced huge growth in the last decade due to tourism, with visitor spending on lodging alone increasing from $466 million in 2009 to $1 billion in 2019. The current study examined differences in perceived impact of tourism on quality of life using established predictors of tourism sentiments. An online community survey was conducted in Chatham County, Georgia (N = 94) using the Tourism Quality of …


Climate Change, Site Formation, And Indigenous Use Of Coastlines In Barbuda, Isabel C. Rivera-Collazo, Sophia Perdikaris Apr 2023

Climate Change, Site Formation, And Indigenous Use Of Coastlines In Barbuda, Isabel C. Rivera-Collazo, Sophia Perdikaris

School of Global Integrative Studies: Faculty Publications

This article explores the landscape dynamics at the island of Barbuda in the context of changing climate to understand (1) the environmental setting of indigenous settlements; (2) the impacts of current coastal processes; and (3) the potential threats moving forward toward increasing pressure of climate change. Focusing on the site of Seaview, on the east coast of Barbuda, we use geoarchaeological methods to reconstruct the ancient geomorphological setting, investigate changes post-abandonment, and identify the hazards faced under future sea-level projections. Our study shows that (1) sea level stabilization after the Mid-Holocene allowed the formation of coral reefs, seagrass beds and …


“Why You Always So Political?”: A Counterstory About Educational-Environmental Racism At A Predominantly White University, Martín Alberto Gonzalez Apr 2023

“Why You Always So Political?”: A Counterstory About Educational-Environmental Racism At A Predominantly White University, Martín Alberto Gonzalez

Taboo: The Journal of Culture and Education

Using critical race counterstorytelling, I tell a story about the experiences of Mexican/Mexican American/Xicanx (MMAX) undergraduate students at private, historically and predominantly white university in the Northeast. Drawing on in-depth interviews, participant observations, pláticas, document analyses, and literature on race and space and racism in higher education, I argue that the racially hostile campus environment experienced by MMAX students at their respective university manifests itself as a form of educational-environmental racism. Through narrated dialogue, Aurora (a composite character) and I delve into a critical conversation about how educational-environmental racism is experienced by MMAX students through a racialized landscape in the …


Predicting Groundwater Spring Locations From Topographic And Climatic Data Using Maxent Modeling, Ayten Ece Koc Apr 2023

Predicting Groundwater Spring Locations From Topographic And Climatic Data Using Maxent Modeling, Ayten Ece Koc

USF Tampa Graduate Theses and Dissertations

The World Resources Institute reveals that 17 countries face extremely high levels of water stress. Moreover, with increasing population and industrialization, the gap between water supply and demand increases day by day around the world. Groundwater is a key freshwater source, and springs are important resources as they enable to access groundwater. Therefore, it is crucial to monitor, protect, and manage groundwater springs. The first step in spring management is to recognize and define freshwater resources and to determine the locations of groundwater springs that serve as natural discharge points. Traditionally, field studies have been employed to determine the locations …


Title Panel And Map, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown Apr 2023

Title Panel And Map, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown

Hidden No More: The Enduring Impact of Native American and Enslaved People on the Evansdale Neighborhood and WVU Campus

No abstract provided.


Gis Observations Of Missouri Amphibian Diversity, Kat Townsend, Tara Vansell Apr 2023

Gis Observations Of Missouri Amphibian Diversity, Kat Townsend, Tara Vansell

2023 Student Academic Showcase

Over the past decade, amphibian populations have been noticeably declining. As struggles between climate change, human development, and sustaining healthy ecosystems grows, it is vital to understand how these threats impact amphibians. Missouri has a rich diversity of toads, frogs, and salamanders but some of these species are struggling, such as the spring peeper and Ozark hellbender. Projects such as the St. Louis Zoo’s Frog Watch and iNaturalist observations have been implemented to involve citizens of Missouri in collecting valuable data pertaining to where amphibians are present and establishing where populations are struggling to thrive. The goal of this project …


The Human And Environmental Concerns Of The Ohio Train Derailment Using Geographic Information Systems, Lillian M. Nix, Tara Vansell Apr 2023

The Human And Environmental Concerns Of The Ohio Train Derailment Using Geographic Information Systems, Lillian M. Nix, Tara Vansell

2023 Student Academic Showcase

The Norfolk Southern train derailment in East Palestine, Ohio poses many long term concerns for humans and the environment. Over a hundred thousand gallons of hazardous chemicals were released into the air, soil, and waterways after the train derailed and started a fire. Norfolk Southern performed a controlled burn of the chemicals after residents were told to evacuate. Was this really the best solution? Geographic Information Systems (GIS) datasets and tools can be used to get a better understanding of the impact the accident has had on the community. Overlaying datasets of waterways and cropland onto a map can help …


Permission-Based Marketing: Using Gis To Create Information Visualizations For Nonprofit Organizations., Mark J. Sciuchetti Dr., Jianping Huang Apr 2023

Permission-Based Marketing: Using Gis To Create Information Visualizations For Nonprofit Organizations., Mark J. Sciuchetti Dr., Jianping Huang

Atlantic Marketing Association Proceedings

No abstract provided.


Refugee Arrivals In The Mountain West, Fy 2021-2022, Saha Salahi, Caitlin J. Saladino, William E. Brown Jr. Apr 2023

Refugee Arrivals In The Mountain West, Fy 2021-2022, Saha Salahi, Caitlin J. Saladino, William E. Brown Jr.

Demography

This fact sheet explores data on the influx of refugee arrivals by nation to the Mountain West region: Arizona, Colorado, Nevada, New Mexico, and Utah. Refugee Processing Center data, selected from annual reports and limited to the years 2021-2022, are presented in this factsheet.


Land, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown Apr 2023

Land, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown

Hidden No More: The Enduring Impact of Native American and Enslaved People on the Evansdale Neighborhood and WVU Campus

No abstract provided.


Landscape, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown Apr 2023

Landscape, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown

Hidden No More: The Enduring Impact of Native American and Enslaved People on the Evansdale Neighborhood and WVU Campus

No abstract provided.


Home, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown Apr 2023

Home, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown

Hidden No More: The Enduring Impact of Native American and Enslaved People on the Evansdale Neighborhood and WVU Campus

No abstract provided.


Property, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown Apr 2023

Property, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown

Hidden No More: The Enduring Impact of Native American and Enslaved People on the Evansdale Neighborhood and WVU Campus

No abstract provided.


Landless, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown Apr 2023

Landless, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown

Hidden No More: The Enduring Impact of Native American and Enslaved People on the Evansdale Neighborhood and WVU Campus

No abstract provided.


Legacy, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown Apr 2023

Legacy, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown

Hidden No More: The Enduring Impact of Native American and Enslaved People on the Evansdale Neighborhood and WVU Campus

No abstract provided.


Rapid Intensification As A Crucial Hurricane Hazard: Educating And Empowering Young Stakeholders Affected By Hurricanes On The Gulf Coast, Kathleen M. Benedetto Apr 2023

Rapid Intensification As A Crucial Hurricane Hazard: Educating And Empowering Young Stakeholders Affected By Hurricanes On The Gulf Coast, Kathleen M. Benedetto

LSU Doctoral Dissertations

In recent decades, the scientific ability to project tropical cyclone (TC) intensities and tracks has improved. Hurricanes undergoing the process of rapid intensification (RI) have created new barriers in formulating predictions of TC paths and peak velocities. Current research suggests the warming climate may produce more intense TCs with a higher probability of undergoing RI during their life cycle. The increased likelihood of rapidly intensifying TCs necessitates the development of an RI climatology spanning the current North Atlantic record. A time series count analysis suggests a significant increasing trend of RI events in the Atlantic basin by 29.1% (17%–45%) from …


A Graphical User Interface Using Spatiotemporal Interpolation To Determine Fine Particulate Matter Values In The United States, Kelly M. Entrekin Apr 2023

A Graphical User Interface Using Spatiotemporal Interpolation To Determine Fine Particulate Matter Values In The United States, Kelly M. Entrekin

Honors College Theses

Fine particulate matter or PM2.5 can be described as a pollution particle that has a diameter of 2.5 micrometers or smaller. These pollution particle values are measured by monitoring sites installed across the United States throughout the year. While these values are helpful, a lot of areas are not accounted for as scientists are not able to measure all of the United States. Some of these unmeasured regions could be reaching high PM2.5 values over time without being aware of it. These high values can be dangerous by causing or worsening health conditions, such as cardiovascular and lung diseases. Within …


Campus, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown Apr 2023

Campus, Amy J. Hirshman, Madison Mccormick, Riley Bowers, Bonnie M. Brown

Hidden No More: The Enduring Impact of Native American and Enslaved People on the Evansdale Neighborhood and WVU Campus

No abstract provided.


Mapping, Modeling, And Predicting Extreme Flood Events With Cloud Computing, Dan Tian Apr 2023

Mapping, Modeling, And Predicting Extreme Flood Events With Cloud Computing, Dan Tian

LSU Doctoral Dissertations

Floods represent one of the most severe natural disasters worldwide. It is crucial to accurately assess flood hazards to mitigate the impact and enhance community resilience. This study focuses on three key components of flood hazard management, including (1) flood frequency estimation, (2) inundation delineation, and (3) flood susceptibility assessment. The first project presents a Bayesian Log-Pearson Type III model with Spatial Priors (BLP3-SP) that utilizes spatial regression priors to enhance the accuracy of flood frequency estimation for sites with limited data. The method is compared with two other algorithms with different priors. The results indicate that BLP3-SP performs the …