Physical and Environmental Geography Commons^™

Productive Armature, Gabriel Ofem Peter

Masters Theses

What if water was all you had, what if your only source of survival was a body of water? I shudder to think that some people get to be put in this situation in the world we live in. As I understand the importance of water to survival, it is obvious that water can be the only lifeline of survival for a community. This is the experience for residents of Makoko, Lagos. Their survival depends on the Lagos Lagoon, a large body of water flowing in from the Atlantic Ocean. This research looks beyond the surface of what this community …

Increasing Accuracy Of Mapping Local Climatic Zones Using Building Height And Spectral Unmixing, Ian Douglas Stauffer

Masters Theses

Local climatic zone (LCZ) classifications are traditionally done using reflectance, population data, and often climatic data. The goal of this research is to utilize Google’s new “Open Buildings Temporal v1” building data set as well as “spectral unmixing”. With the objective of testing, assessing, and implementing this data set into the workflow of LCZ mapping. After testing the quality of the data against a validated LiDAR data set from the same year as a given “Open Buildings Temporal v1” band, I implemented it into the Random Forest machine learning process. Secondly, I justified the use of spectral unmixing as a …

Exploring Ballast Water As A Vector For The Spread Of Stony Coral Tissue Loss Disease, Kathleen Beadling

Masters Theses

Stony Coral Tissue Loss Disease (SCTLD) has led to high mortality rates of reef-building coral species throughout the greater Caribbean region since it was first documented off the coast of Miami in 2014. The pathogen is currently unknown, but it is suspected that ballast water discharge is a vector of disease transmission. As a step towards better understanding SCTLD transmission, this study aimed to identify locations of ballast water exchange that coincide with outbreaks of the disease. Spatial and temporal patterns of SCTLD outbreaks and ballast water exchanges conducted within 50 nautical miles of coastlines were explored using Density-Based Spatial …

Call And Response : Experiments In Storytelling, Deanne Fernandes

Masters Theses

Being part of RISD's inaugural Masters of Illustration cohort has been an immense honor. This journey has been nothing short of transformative and healing, as it has allowed me to unearth layers of self-discovery through my creative practice.

In my thesis, I introduce a fresh research methodology rooted in the principles of call and response, with adaptability, creativity, and storytelling as its foundational pillars. Through the lenses of visual storytelling, experimental animation, graphic journalism, and fictional world-building, I demonstrate how these techniques can effectively bridge the gap between theory and practice. This dynamic approach fosters meaningful connections among diverse perspectives …

Timeless Teachings & Unbridled Possibilities, Ruijie Tai

Masters Theses

I am looking at is process of TRANSLATING AND BRIDGING.

Qi, traditionally understood as the vital force that flows through and animates living beings and the environment, lies at the edge of our perceptual capabilities.

The notion that what we cannot "see" holds significant influence over our world suggests that there are aspects of reality and forces at play beyond our direct sensory experience. AI, with its capacity for analyzing vast amounts of data and recognizing patterns beyond human capability, offers a unique tool for exploring these unseen forces.

The potential of AI to perceive and understand Qi could open …

Public-Ish, Aliah Werth

Masters Theses

Climate change affects public space, and architecture must establish tenets that prioritize pedestrians in this difficult era. Greywater re-use can be a mechanism for creating shade, and in turn, public space.

As heat waves grow more intense, the vast swaths of asphalt that connect commercial zones pose greater risks to public health and to urban vitality. This thesis records the typical material, spatial, and lived conditions of strip malls in urban heat islands, and demands more from infrastructure in public-ish space.

Heat violence weaves through Los Angeles’ built form. Parking space minimums, required setbacks, and height restrictions pull buildings away …

Factors Affecting Groundwater Nitrate Concentration In Madinah Area, Saudi Arabia, Majed M. Almutairi

Masters Theses

High levels of nitrate in groundwater are a serious problem in Madinah Area, Saudi Arabia. Identifying factors affecting groundwater nitrate contamination is important for managing groundwater quality. This study examined factors that have significant impacts on the high level of groundwater nitrate in Madinah Area. Factors examined included well-depth and land cover. Relationships between variables were explored using three statistical approaches: the Kruskal-Wallis test and two types of regression (ordinary least squares [OLS] and geographically weighted regression [GWR]).

Nitrate concentration data show that 73% of obtained groundwater samples exceeded the United States Environmental Protection Agency (EPA) maximum contaminant level (MCL) …

Analysis Of Small Lake Water Level Fluctuations By Remote Sensing In Twin Lake, Michigan., Eric Carballido

Masters Theses

Accurate analysis of lake level fluctuations is critical for water resources management. However, it remains a challenge to estimate lake level fluctuations in ungauged small lakes such as East Twin Lake. Located in Twin Lake, Michigan, East Twin Lake has experienced a drastic reduction in water surface area since 2020. To understand the nature of water level fluctuations in East Twin Lake, this study utilized a combination of Landsat and National Agriculture Imagery Program (NAIP) data to make surface water area estimations of East Twin Lake for the period of 1993-2022. In total, 27 years of water surface area estimations …

Short-Term 2d And 3d Geomorphic Change Detection At A Public Park On Lake Michigan Using Uas Remote Sensing Techniques, Scott Patrick Fitzgerald

Masters Theses

The high-water level of Lake Michigan (LM) in the past few years has led to significant periods of erosion and increased the risk to private property owners on the coast. To cope with this, many property owners on the coast of LM have constructed coastal protections, some opting for seawalls. Previous studies have assessed the effects of seawalls but disagreed on their impacts, and only laboratory studies were able to establish their range of influence. Using a different method to study their effects will be pertinent to understanding them.

This research aims to use a higher temporal and spatial resolution …

Composite Analysis Of Mendenhall Glacier Interannual Glacial Health Decline, Hailey Marie Cantrell

Masters Theses

Glacial health in Alaska, USA is demonstrating an interannual declining trend. Repetitive years have suffered an imbalance between winter seasonal ice accumulation and summer seasonal ice loss. Increased ice loss has commonly been attributed to warmer Arctic summer temperatures, which contribute to greater calving events and amplified ablation. Study of the unique climatic influences by different variables is ongoing and at the forefront of climate-glacier interaction research.

This study is designed to quantitatively evaluate correlations between changes in Alaskan climatic patterns and an interannual trend of declining glacial health for Mendenhall Glacier by combining analysis of Landsat satellite imagery, teleconnection …

Analysis Of Interdunal Wetlands And Ecosystem Dynamics Using Uas And Obia In Ludington State Park, Michigan, Claire Gilbert

Masters Theses

The Great Lakes sand dunes are the world's largest freshwater dune complex. There is a functional relationship between coastal wetlands and freshwater sand dune, referred to as interdunal wetlands. Interdunal wetland systems are highly dynamic and change dramatically seasonally and annually. Using geographic information systems (GIS) and unoccupied aerial systems (UAS), this thesis project is focused on understanding the spatial distribution of sparse and dense vegetation, and abiotic influence such as distance to coast, slope, and aspect influence interdunal wetland stability within a Great Lakes shoreline dune system. Object-based image analysis (OBIA) classification results extracted meaningful vegetation densities of growth …

Using Historical Maps For Contaminated Site Identification And Prediction, And Environmental Justice Implications: A Case Study In Grand Rapids, Michigan, Dana Heusinkveld

Masters Theses

As the production of synthetic chemicals has grown in the past centuries to increase production, lower costs, and generally make our lives more convenient, detecting and understanding the environmental impacts of these compounds has lagged significantly behind their mass production and wide-spread use. To combat this trend, sources of these contaminants, especially those that have been removed from the landscape, need to be quickly identified to make mitigation and remediation efforts more effective. In this study, historical Sanborn maps are used to extract and digitize historical site/land use in Grand Rapids during the early 1900s through the practical application of …

Creating A Distribution Model Of Invasive Rusty Crayfish (Faxonius Rusticus) In Michigan Streams Using Publically Accessible Data, Robert C. Homan

Masters Theses

The purpose of this thesis is to create a predictive model of habitat suitability for the invasive rusty crayfish (Faxonius rusticus) throughout the state of Michigan. F. rusticus often outcompete and extirpate native crayfish species, so understanding their habitats of success is instrumental in monitoring vulnerable ecosystems. Michigan State University and the Michigan DNR conducted extensive field surveys across 461 streams sites from 2014-2016. This project compares this field data set to data from publicly available national datasets with the purpose of revealing the ecosystems most vulnerable to the introduction of F. rusticus. The pattern of F. rusticus …

Agritourism Development In Southwest Michigan: Motivations Of Agritourists And Operators, Esther Akoto Amoako

Masters Theses

National agricultural statistics show that the number of agritourism farms and the proportion of agritourism related revenues in the United States has steadily increased during the last ten years, especially among small family farms. The recent growth in agritourism is both demand - and supply-driven. However, there are limited studies that explore agritourism motivations from both the visitors' and operators’ perspectives. This study examines what the agritourists' and operators’ motivations are and the challenges facing the industry to provide information for those currently involved and those wanting to include agritourism in their operations. Online and in-person surveys and unstructured interviews …

Deviance Fluidity On The Urban Landscape: Graffiti And Street Art As Non-Normative Placemaking, Alyson M. Mabie

Masters Theses

Graffiti is recognized as an illegal deviant act. Sociologically, deviance is defined by the audience perceiving the act, rather than inherent in the act itself. In this context, deviance is subjective and fluid. This paper explores the spectrum of graffiti from criminal vandalism to celebrated art form in the context of its placement on the urban landscape. The fluidity of deviance is reflected in the concentration of different types of graffiti in different locations. The spatial distribution of graffiti writing, street art, and the equally illegal guerrilla marketing stickers, which mimic graffiti placement and street art styles, were collected in …

Interannual Variations Of Snowfall In The Lower Peninsula Of Michigan And Impacts Of Local And Remote Meteorological Conditions, Nirjala Koirala

Masters Theses

Inter-annual variation of snowfall and its relation to climate indices will help clarify and improve the prediction of total snowfall in the Lower Peninsula of Michigan (LPM). This study examines the trend and variability of annual snowfall (November- March) using 8 homogeneous weather stations in the LPM. The statistical relationship between snowfall and air temperature, Sea Surface Temperature (SST), North Atlantic Oscillation (NAO), Pacific Decadal Oscillation (PDO) and Maximum Ice Coverage(MIC) of Lake Michigan is calculated. The long-term trend in the snowfall data set from 1950 to 2015 is removed before any statistical correlation analysis is conducted. My analysis suggests …

Spectral Discrimination Of Phragmites Australis At Different Phenological Stages In Saginaw Bay, Michigan, Trenton Benedict

Masters Theses

Michigan Great Lakes wetlands are among Michigan’s most significant bio-diversified ecosystems. One threat to this ecosystem is invasive species. Phragmites australis is one of these invasive species creating problems in the wetlands. Identifying Phragmites through satellite imagery creates difficulties in discriminating Phragmites from other vegetation accurately. This study used an ASD HandHeld 2 field spectroradiometer to identify the phenological spectral properties between Phragmites and cattails. The Euclidean distance was analyzed the spectral curves from the spectroradiometer to determine the separability between Phragmites and cattails. The largest Euclidean distance determined the best month to separate the spectral signatures of Phragmites and …

A Longitudinal Study Of Prenatal Care And Prenatal Outcomes Of Women In Foster Care Across Michigan Counties, Lauryn Jianrattanasawat

Masters Theses

According to the Michigan Department of Health and Human Services, at any given time, there are approximately 13,000 youth in foster care throughout Michigan. This study used secondary data of linked child welfare case records and State of Michigan Medicaid claims from January 1, 2009 to September 30, 2012 to research the effects of individual, foster care and spatial characteristics experienced by 307 women that became pregnant and delivered while still enrolled in foster care in Michigan on their prenatal care and prenatal outcomes. While, the majority of the analyses resulted in insignificant relationships, significant differences between foster care characteristics …

Assessing Changes In Land Cover In Southeast Louisiana From 2001 To 2011 Using Time-Series National Land Cover Data, Ashley Tarver

Masters Theses

Each year, Louisiana loses 20 to 25 square miles of land. If land loss persists at the current rate, a forced migration of the human population with serious implications may be warranted. Although studies have measured land use/land cover change in southeast Louisiana over multiple decades, a recent analysis of landscape changes since Hurricane Katrina’s landfall in 2005 is needed to identify areas with chronic long-term wetland losses and associated economic development patterns. This study, therefore, compares land cover and land use changes including wetland loss, and subsequent increases in developed land in ten parishes from 2001 to 2006 (pre-Katrina), …

A Location Allocation Model For Retention Basin Placement On Vacant Land In Detroit, Mi, Keith Chapman

Masters Theses

The principal objective of this research is to develop a location-allocation model for vacant lots in the City of Detroit, MI, to analyze for the suitability of retention basin placement. The model will place the retention basins in areas that will effectively reduce the amount of stormwater runoff that reaches the surrounding storm drains. Detroit needs stormwater mitigation to relieve the burden that is currently on the outdated combined sewer system (CSS). The Detroit Future City strategic framework suggests the use of blue infrastructure controls to alleviate the sewer system and reduce the number of combined sewer overflows (CSOs). The …

An Intra-Site Spatial Analysis Of Fort St. Joseph (20be23) In Niles, Mi, Katelyn Deann Hillmeyer

Masters Theses

In the field of archaeology, surveying and mapping have played key roles in documenting and analyzing site data. With the advancements in Geographic Information Systems (GIS), this integration of spatial data is made easier and better visualization can be attained for site layout and artifact distributions both horizontally, in space, and also vertically through a temporal component. The ongoing excavations at Fort St. Joseph (Smithsonian trinomial- 20BE23), near Niles, Michigan, makes it an excellent site for exploring the evolution of applied GIS methodology and the adjustment of among ongoing static database applications to new spatial methods of investigating site distributions. …

Estimating Sediment And Nutrient Loading In The Davis Creek Watershed Using Soil And Water Assessment Tool (Swat), Fatma Ulku Karatas

Masters Theses

The Soil and Water Assessment Tool (SWAT) is a physically model to estimate impact of land cover on water, sediment, and agricultural chemical yields in large, complex yields in large, complex watersheds with fluctuating soils, land use, and management conditions for long periods of time. ln order to simulate the movement of sediment and nutrients, the Davis Creek Watershed is subdivided into 31 homogeneous sub basins, having unique soil and land use properties. The data for each subbasin is grouped into categories of land cover, soil, management within sub basin, draining the sub basin.

The objectives of this study are …

Spatial Patterns Of Drought Persistence In Xinjiang (A.R), China, Guzhaliayi Sataer

Masters Theses

Droughts have become one of the crucial hazards affecting Xinjiang, Northwest China, the biggest agricultural province and an important area for the grazing husbandry industry in China. Investigations about droughts in Xinjiang have been conducted from various perspectives by previous researchers. However, there are very few studies that focus on drought persistence and seasonal drought frequency. These issues are particularly important as they influence water resource management and forecasting, crop yields, agricultural development and energy consumption. Seasonal drought persistence describes how well drought conditions persist from one season to next season and is expressed as probability of persistence. In this …

Environmental Impact Of Conference Realignment, Bradley Farley

Masters Theses

Sports have a large impact on the environment. While leagues and teams are looking at improving their sustainability at stadiums, they also have increased their travel distances. NCAA Division I athletic conferences have recently endured conference realignments. This expanding geographic footprint of these conferences has led to teams having an increased travel distances for all sports. This research investigates the environmental impact of travel distances that conference realignment has had in NCAA Division I athletics, particularly regarding the Power 5 conferences carbon footprint. The research question examined is, based on travel distances, has the carbon footprint of the conferences changed …

The Demand For Change: A Study Of Recreational Amenities For Ramona Park, Nicholas K. Mucha

Masters Theses

For years, Ramona Park has been a summer destination spot for residents of the City of Portage. With beach access as well as picnic areas and playground structures, Ramona Park has offered visitors a place to beat the summer heat. This thesis looks at what priorities visitors have for potential future developments in the park. Park visitors were surveyed during the summer months of May, June, July, and August of 2014 to see what should be included in future developments of the park, and the potential impacts of those improvements on future park usage. Initial findings indicated that visitors are …

Michigan's Clay Bluffs: The Description And Comparison Of An Erosion-Dependent Natural Community, Nathaniel G. Fuller

Masters Theses

The clay bluffs of Michigan are a natural community found along the shores of the Great Lakes. Groundwater is found to be critical to sustaining the alkaline wetlands on the face of the bluff as well as the source of most erosion events. The clay bluffs are unusual in their vegetation, disturbance regime and geographical context. This thesis focuses primarily on describing seeping clay bluffs and exploring the comparison to other natural communities. The purpose of this is twofold, to better understand the ways in which natural communities are described as distinct from one another, and to assess the distinctness …

Predictive Modeling In The Search For Vertebrate Fossils: Geographic Object Based Image Analysis (Geobia) In The Eocene Of Wyoming, Bryan Bommersbach

Masters Theses

The development and testing of predictive models for identifying productive fossil localities represents a promising interdisciplinary endeavor among geographic information scientists, paleoanthropologists, and vertebrate paleontologists. This thesis analyzed high resolution (2m spatial resolution) commercial satellite imagery from the Worldview-2 satellite of five areas of the Great Divide Basin using a GEographic Object-Based Image Analysis (GEOBIA) technique, which segments the image into spectrally homogeneous, multi-pixel image objects. In addition to allowing statistical analysis of the spectral characteristics of the image objects, GEOBIA techniques also let analysts incorporate expert knowledge and contextual information to improve classification accuracy. The spectral characteristics of the …

A Climatological Study Of Drought In Southern Michigan, Rudy Bartels

Masters Theses

Drought has become a reoccurring phenomenon throughout many regions around the world. Significant drought conditions have beenobserved overthe pastfive decades in relation to economic, social, and agricultural impacts. In this study, Southern Michigan is investigated over the past 52 years from 1960-2012. The Standardized Precipitation Index (SPI) will be calculated over a 6-month timescale from monthly precipitations. Three variables including 500-mb heights, surface pressure maps, and sea surface temperatures, will be correlated with the SPI using sliding correlations and Pearson's R correlation to determine any relations between these variables and precipitation variations. We will further investigate the five driest, wettest, …

Managing Dispersed Recreation In The Allegheny National Forest, Anne Santa Maria

Masters Theses

In the Allegheny National Forest, an unregulated dispersed camping policy has led to significant impacts to the natural environment. This study used data gathered from visitor surveys, interviews with managers, and environmental conditions of campsites to recommend management actions for campsites along seven roads in the National Forest. The seven road areas fell into two categories. Primitive recreation was more common in some areas and solitude was more highly valued by campers. Other areas had more frequent visitor use, motorized camping, and solitude was less important to campers. These factors influenced management recommendations, which include designing and constructing campsites to …

Salmonid Habitat Restoration On The Chocolay River, Michigan, Ross J. Crawford

Masters Theses

This project seeks to improve salmonid habitat quality by improving riparian vegetation on the adjacent banks (from toe to terrace) on the Chocolay River in Michigan's Upper Peninsula. Quantities of large woody debris (LWD) were also analyzed to determine the heterogeneityof stream habitats, or channel roughness. Percentages of rock, gravel, sand, and silt were analyzed to determine spawning habitat quality. As the proportions of fines (