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2022

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The American Society Of Pain And Neuroscience (Aspn) Evidence-Based Clinical Guideline Of Interventional Treatments For Low Back Pain, Dawood Sayed, Jay Grider, Natalie Strand, Jonathan M. Hagedorn, Steven Falowski, Christopher M. Lam, Vinicius Tieppo Francio, Douglas P. Beall, Nestor D. Tomycz, Justin R. Davanzo, Rohit Aiyer, David W. Lee, Hemant Kalia, Soun Sheen, Mark N. Malinowski, Michael Verdolin, Shashank Vodapally, Alexios Carayannopoulos, Sameer Jain, Nomen Azeem, Reda Tolba, George C. Chang Chien, Priyanka Ghosh, Anthony J. Mazzola, Kasra Amirdelfan, Krishnan Chakravarthy, Erika Petersen, Michael E. Schatman, Timothy Deer Dec 2022

The American Society Of Pain And Neuroscience (Aspn) Evidence-Based Clinical Guideline Of Interventional Treatments For Low Back Pain, Dawood Sayed, Jay Grider, Natalie Strand, Jonathan M. Hagedorn, Steven Falowski, Christopher M. Lam, Vinicius Tieppo Francio, Douglas P. Beall, Nestor D. Tomycz, Justin R. Davanzo, Rohit Aiyer, David W. Lee, Hemant Kalia, Soun Sheen, Mark N. Malinowski, Michael Verdolin, Shashank Vodapally, Alexios Carayannopoulos, Sameer Jain, Nomen Azeem, Reda Tolba, George C. Chang Chien, Priyanka Ghosh, Anthony J. Mazzola, Kasra Amirdelfan, Krishnan Chakravarthy, Erika Petersen, Michael E. Schatman, Timothy Deer

Anesthesiology Articles

INTRODUCTION: Painful lumbar spinal disorders represent a leading cause of disability in the US and worldwide. Interventional treatments for lumbar disorders are an effective treatment for the pain and disability from low back pain. Although many established and emerging interventional procedures are currently available, there exists a need for a defined guideline for their appropriateness, effectiveness, and safety.

OBJECTIVE: The ASPN Back Guideline was developed to provide clinicians the most comprehensive review of interventional treatments for lower back disorders. Clinicians should utilize the ASPN Back Guideline to evaluate the quality of the literature, safety, and efficacy of interventional treatments for …


The Relationship Between Demographics And Early And Later Motor Problems In Children With Motor Difficulties, Promise Robinson Dec 2022

The Relationship Between Demographics And Early And Later Motor Problems In Children With Motor Difficulties, Promise Robinson

2022 Fall Honors Capstone Projects - Archive

A child’s achievement of motor milestones could result in later motor problems in children with Developmental Coordination Disorder (DCD). This study aimed to explore potential associations between early and later motor problems and demographic characteristics (such as race/ethnicity) in children with DCD. One hundred and thirteen parents/caregivers of children aged between 5 to 18 years with motor difficulties were asked to answer an online survey about early motor milestones, demographics, and current motor problems of children. The proper distribution for minority groups could not be found due to the sample being self-selected, however the focus was shifted to the achievement …


Longing For Cedar: Tracing Indigenous Family In The Pacific Northwest From Longhouses To Urban Sprawl And Bureaucratic Command, Darcy Gray Dec 2022

Longing For Cedar: Tracing Indigenous Family In The Pacific Northwest From Longhouses To Urban Sprawl And Bureaucratic Command, Darcy Gray

2022 Fall Honors Capstone Projects - Archive

The Coast Salish are a network of related Indigenous peoples in the Pacific Northwest. Their lifestyles have been challenged by Euroamericans for generations. Using archival sources from the Bureau of Indian Affairs and primary photographic sources, this study focuses on how domestic life changed for Coast Salish people across the nineteenth and early twentieth centuries. I explore pre-colonial settlements and longhouses, interracial marriages during colonization, and boarding schools for Indigenous children after U.S. power solidified. The transformation of Coast Salish life induced by oppressive power structures illustrates the vital role of family ties in the origins and evolution of Coast …


Pupillometry Reveals Insight Into Metacognitive Processes During Encoding, Britney Le Dec 2022

Pupillometry Reveals Insight Into Metacognitive Processes During Encoding, Britney Le

2022 Fall Honors Capstone Projects - Archive

Metacognitions are the processes associated with how well we learn and monitor our study behavior. This can be assessed with judgments of learning (JOLs) during encoding of cue-target word pairs (e.g., dog – bowl), which are predictions on how confident we are that we will remember the target (e.g., bowl) when later presented with the cue (e.g., dog) at retrieval. The easily learned easily remembered (ELER) heuristic states that the easier it is to learn something, the easier it is to be remembered later. However, recent studies using eye tracking show that more effortful encoding, as indexed by larger pupil …


In Vivo Genetic Analysis Of Schizophrenia Through A Novel Cell Death Paradigm, Hannah Selvarathinam Dec 2022

In Vivo Genetic Analysis Of Schizophrenia Through A Novel Cell Death Paradigm, Hannah Selvarathinam

2022 Fall Honors Capstone Projects - Archive

Schizophrenia is a mental disorder that affects a person’s thoughts and actions. Compartmentalized Cell Elimination (CCE) is a novel cell death program, where three parts of the cell die differently. CCE can be used as a tool to address questions about psychiatric illnesses. Through a forward genetic screen looking for CCE defects, the endoplasmic reticulum (ER) network stability gene atln-1/atlastin and microtubule (MT) severing ATPase spas-1/spastin, were found to be linked to Hereditary spastic paraplegia (HSP), a neurodegenerative disease. A schizophrenic behavioral assay was performed on the CCE mutants atln-1, spas-1, hop-1, sel-12, and ptl-1 to explore the question of …


Life Within The Red River Gorge, An Artistic Exploration Of Anthropogenetic Change In Caves, Marcy Davis Dec 2022

Life Within The Red River Gorge, An Artistic Exploration Of Anthropogenetic Change In Caves, Marcy Davis

2022 Fall Honors Capstone Projects - Archive

At the Red River Gorge in Kentucky, fauna and flora above ground are abundant due to it being a National Natural Landmark; however, this is not the same for underground. Caves play a vital role in understanding and predicting climate change, yet they are becoming detrimentally altered. Currently, cave features are being destroyed, which results in a loss of geological history. An art exhibition called, Anthropocene, at the UTA Gallery West was created to enlighten viewers on the significance of caves. Cave art installations of glass blown stalactites, expanding foam flowstone, and textile metal cave coral were installed to visually …


The Covid Classroom: An Examination Of The Effect Of Distance Learning On College Students Impacted By Covid-19, Eric Paul Salas Dec 2022

The Covid Classroom: An Examination Of The Effect Of Distance Learning On College Students Impacted By Covid-19, Eric Paul Salas

Psychology Dissertations - Archive

As a result of the tumultuous events in 2020 related to the COVID-19 pandemic, the academic world was forced to adapt and relocate for the safety of students, faculty, and staff. These changes had a lasting impact on those directly involved and predicted many aspects of daily life. The purpose of this study was to examine the impact of life disruptions caused by distance learning, COVID-19 impact, and connectedness on the mental health and academic achievement of college-level students. Furthermore, to investigate the significance of resilience, self-compassion, and self-efficacy as predictive factors to stress, anxiety, and overall academic achievement. Additionally, …


Postpartum Depression And Covid-19: A Special Emphasis On Military Women, Lacey R. QuiᅢᄆOnes Dec 2022

Postpartum Depression And Covid-19: A Special Emphasis On Military Women, Lacey R. QuiᅢᄆOnes

Social Work Theses - Archive

The purpose of this study is to explore the possible factors that contribute to postpartum depression in military women during the COVID-19 pandemic. The study had a total of 10 participants who were recruited by snowball and purposive sampling. The participants agreed to an interview with questions related to their overall experience of becoming a mother during a pandemic. The data collected showed two main themes emerged: environment and support. Of those, five subthemes appeared: policies and procedures and healthcare staff; in-person support, educational support, and mental health support, respectively. These findings point to potential shortcomings surrounding perinatal care for …


Study Of The Ai-Feynman Package, Parvat Sapkota Dec 2022

Study Of The Ai-Feynman Package, Parvat Sapkota

2022 Fall Honors Capstone Projects - Archive

At a particular point during the scientific process, we need to understand the relationships between different variables. In science, generally, the relationships are derived using the first principle. Developing another way to determine the relationship among variables of a physical system will help to boost not only overall scientific research but may also aid greatly in the scientific discovery process. Symbolic regression, which is a process of discovering a symbolic expression to describe the given data, can be used to determine relationships between variables. However, the problem with symbolic regression is that we have to go through many combinations before …


Senstive Enantiomeric Analysis Of N-Acyl Homoserine Lactones In Bacterial Matrices, Abiud E. Portillo Dec 2022

Senstive Enantiomeric Analysis Of N-Acyl Homoserine Lactones In Bacterial Matrices, Abiud E. Portillo

Chemistry & Biochemistry Dissertations - Archive

Communication between unicellular organism has long been studied with many facets yet to be discovered. A specific type of communication in gram-negative bacteria is quorum sensing (QS). N-acyl homoserine lactones (N-HLs) are the molecular signals in this process. At a critical concentration of N-HLs, all bacteria of the same population stop behaving like individuals and in a concerted manner induce a specific gene expression which ultimately benefits the entire population in major. This phenomenon has been coined with the term quorum sensing with the main signaling molecules dubbed L-N-acyl homoserine lactones (L-N-HL). Quorum sensing signaling pathways have their influence in …


Investigating The Frictional Properties Of Organic Matter And Pore Structure Of Organic-Rich Shales With Atomic Force Microscopy And Scanning Electron Microscopy, Farnood Sobhbidari Dec 2022

Investigating The Frictional Properties Of Organic Matter And Pore Structure Of Organic-Rich Shales With Atomic Force Microscopy And Scanning Electron Microscopy, Farnood Sobhbidari

Earth & Environmental Sciences Dissertations - Archive

Understanding geomechanical properties of shales, such as stiffness properties and fracture toughness, is important in different areas of petroleum industry-related activities including fracturing efficiency, petroleum flow to the wellbores, and induced seismicity. Nanoscale to microscale experiments on shale samples require a much smaller sample compared to macroscale experiments. This is a major advantage because irregularly-shaped drill cuttings from shales can be used for experimental analyses, such as nanoindentation or atomic force microscopy (AFM). However, a characterization of mechanical properties at the nano- to micro-scale is a relatively new addition to classical geomechanical experiments on shales, and there is still lack …


Approximate Query Processing Using Deep Learning And Database Techniques, Shohedul Hasan Dec 2022

Approximate Query Processing Using Deep Learning And Database Techniques, Shohedul Hasan

Computer Science and Engineering Dissertations - Archive

Data is generated at an unprecedented rate surpassing our ability to analyze them. In real applications, it is often impractical to find an exact answer by traversing the entire data. As a result, Approximate Query Processing (AQP) is getting extremely popular, which finds an approximate answer in a quick time by sacrificing a fraction of accuracy. This dissertation focuses on developing different AQP techniques to solve fundamental database problems using deep learning. Moreover, we build a fast and scalable algorithm for Quantile Regression, a well-known regression technique that can help minimize the uncertainty in the recent deep learning-based AQP solutions, …


Pedagogical Uses For Machine Translation: Korean L2 Writing, Manali Khandekar Dec 2022

Pedagogical Uses For Machine Translation: Korean L2 Writing, Manali Khandekar

2022 Fall Honors Capstone Projects - Archive

Korean is a particularly challenging language for English speakers due to its typological distance from English, and as such, learning Korean typically requires hundreds or thousands of additional hours of instruction to reach intermediate and advanced levels. One solution that this study analyzes is the use of a rapidly improving technology: machine translation (MT). Participants were tasked with producing a short composition in Korean and then trained to use MT-based strategies to improve their writing; they also completed pre- and post-surveys to gauge their attitudes toward machine translation. Results showed improvement in vocabulary choice and grammar as well as case/locative …


Blowing Bubbles (And Seeing Where They Go): A Study Of Partition Spaces And Continuous Functions Between Them, Gabriel Cantanelli Dec 2022

Blowing Bubbles (And Seeing Where They Go): A Study Of Partition Spaces And Continuous Functions Between Them, Gabriel Cantanelli

2022 Fall Honors Capstone Projects - Archive

The field of topology is concerned with the study of “topological spaces,” mathematical objects used to describe space and change at their most fundamental levels. Within this thesis, a study of a class of topological spaces, called partition spaces, is conducted. Four results concerning such spaces are presented, together with formal proofs and illustrative examples. The first result describes the behavior of limits of sequences in partition spaces. The second result characterizes continuous functions between such spaces. From the first and second results, a third finding is derived that relates continuous functions between partition spaces to limits of sequences in …


What’S Mentoring Got To Do With It: Examining The Role Of Mentoring In The Success Of Historically Black College And Unviersity (Hbcu) Presidents, Jacolahn Deshawn Dudley Dec 2022

What’S Mentoring Got To Do With It: Examining The Role Of Mentoring In The Success Of Historically Black College And Unviersity (Hbcu) Presidents, Jacolahn Deshawn Dudley

Educational Leadership & Policy Studies Dissertations - Archive

Over the years there has been an increase in the turnover of Historically Black College and University (HBCU) presidents. As the turnover rates at HBCUs continues to increase, many higher education researchers have noted that HBCUs are currently being plagued by a leadership crisis (Evans et al., 2002; Freeman & Palmer, 2020; Kimbrough, 2017). Despite heavy criticism by media and academic researchers, very few recommendations have been made in regard to combating the “leadership crisis” at HBCUs. Of the studies conducted, researchers have recommended that one way to counter the rapid turnover of HBCU presidents is by engaging in some …


Exploring The Scp Wiki: Community, Digital Horror, And Apocalyptic Fiction, Justin M. Jones Dec 2022

Exploring The Scp Wiki: Community, Digital Horror, And Apocalyptic Fiction, Justin M. Jones

English Theses - Archive

The SCP is a body of user-submitted fiction broadly classified as horror and often compared to other user-submitted horror such as Creepypasta. While these comparisons have been made in research and among the SCP community, the SCP seems to function differently than other such sites. Very little research has been done on the SCP and what exists examines it as a work of horror and as an example of emerging online folklore. This thesis further expands upon this research by examining how the unique community participating on the SCP Wiki shapes the text, how the SCP is not just a …


Foreign Judgments And Foreign Arbitral Awards Enforceability As A Factor And A Guarantee For Foreign Investments: The Case Of Saudi Arabia, Mohammed Rashed Mohammed Arhama Alshamsi Dec 2022

Foreign Judgments And Foreign Arbitral Awards Enforceability As A Factor And A Guarantee For Foreign Investments: The Case Of Saudi Arabia, Mohammed Rashed Mohammed Arhama Alshamsi

Maurer Theses and Dissertations

Foreign investments are considered an efficient and effective instrument to diversify and strengthen the economy; foreign investors generally need guarantees before entering a new market. One of these guarantees is a stable, transparent, predictable legal and judicial system. Such a system must be open to foreign laws and judgments as well as foreign arbitral awards, and it must also be flexible to increase foreign investments. Saudi Arabia has tried since the 50s’ to be more attractive to foreign investors and investments by enacting legislation and creating a modern court system to diversify their economy. However, the discretion of Saudi judges …


Myocardial Infarction With Nonobstructive Coronary Arteries In New-Onset Inflammatory Bowel Disease, Benjamin B. Claxton, George Sun, Ritu Nahar, Christopher Henry Dec 2022

Myocardial Infarction With Nonobstructive Coronary Arteries In New-Onset Inflammatory Bowel Disease, Benjamin B. Claxton, George Sun, Ritu Nahar, Christopher Henry

Division of Gastroenterology and Hepatology Faculty Papers

No abstract provided.


Impact Analysis Of A Virtual Stadium: Measuring Sport In The Metaverse, Bradley J. Baker Dec 2022

Impact Analysis Of A Virtual Stadium: Measuring Sport In The Metaverse, Bradley J. Baker

Journal of Applied Sport Management

As sports teams enter the metaverse through launching virtual versions of their home stadiums, there is a pressing need to reimagine the stadium experience and how virtual stadiums differ from their physical counterparts. This review establishes a foundation for crucial conversations that can shape future research and managerial practice amidst an emerging trend in the sport industry.


Federal Food Safety Framework: Where Does Seaweed Fit In?, Catherine M. Janasie Dec 2022

Federal Food Safety Framework: Where Does Seaweed Fit In?, Catherine M. Janasie

Journal of Food Law & Policy

When one mentions seaweed as food, what do you think of? The dried nori used to wrap your sushi roll or perhaps the seaweed salad on the side? In fact, seaweed has many uses, including as both a food source in its own right and as a food additive. While the seaweed market has been dominated by East Asian countries, seaweed is cultivated in about 50 countries, and the U.S. seaweed industry is steadily growing. The global seaweed industry is currently worth about $6 billion annually. Food products for human consumption account for about 85% of this value.


Rehabilitation Length Of Stay In Individuals With Spinal Cord Injury Paraplegia., Sahal Alzahrani Dec 2022

Rehabilitation Length Of Stay In Individuals With Spinal Cord Injury Paraplegia., Sahal Alzahrani

Electronic Theses and Dissertations

Background: Spinal Cord Injury (SCI) is associated with functional and physical limitations as well as psychological challenges. Rehabilitation care is crucial to SCI individuals’ overall health. It is recommended that individuals with SCI receive an intensive and early rehabilitation care to improve their health and avoid medical complications. Hospitals and rehabilitation facilities use length of stay (LOS) as a proxy to quantify rehabilitation care and a measure for quality of care. Objectives: This dissertation has three aims: 1) to identify factors associated with rehabilitation LOS in paraplegia populations, 2) to examine trends of inpatients rehabilitation LOS in SCI paraplegia between …


Teachers' Perceptions Of Professional Development And Pedagogical Practice: A Study Of A Kentucky Suburban School District., Rachelle Bramlage-Schomburg Dec 2022

Teachers' Perceptions Of Professional Development And Pedagogical Practice: A Study Of A Kentucky Suburban School District., Rachelle Bramlage-Schomburg

Electronic Theses and Dissertations

Professional development supports teacher growth and enhances pedagogical practice. Teachers in Kentucky must complete annual professional development hours and districts must develop a professional development plan tied to research that supports high-quality professional development. This qualitative case study takes place in a rural district, Bullitt County, where I investigated the teachers’ perception of a customized professional development, Thinking Focus Cohort (TFC), and its impact on their pedagogical practice. While a body of research exists on high quality professional development, there is a lack of research on the effectiveness of it, in particular a year-long cohort model with curriculum centered around …


Age-Related Differences In The Relationship Between Activity Familiarity And Well-Being., S. Kelly Shryock Dec 2022

Age-Related Differences In The Relationship Between Activity Familiarity And Well-Being., S. Kelly Shryock

Electronic Theses and Dissertations

Background and Objectives: This study explored age-related differences in the relationship between activity novelty/familiarity and well-being, conceptualized within theories including Selection, Optimization, and Compensation (SOC), Self-Determination Theory (SDT), and Socioemotional Selectivity Theory (SST). For all ages, participation in activities has been shown to enhance well-being. Known mediators of this relationship include psychological, physical, and psychosocial benefits. It is less clear what types of experiences are optimal across the lifespan. Research Design and Methods: A online cross-sectional, correlational study (N= 200) was conducted. Measures included demographic data, ratings of three self-identified recent activities, three activity choices of familiar or …


Investigating The Income Academic Achievement Gap: An Exploration Of The Roles Of Mindfulness And Self-Concept Clarity In Low-Income College Students., Natalie Burke Dec 2022

Investigating The Income Academic Achievement Gap: An Exploration Of The Roles Of Mindfulness And Self-Concept Clarity In Low-Income College Students., Natalie Burke

Electronic Theses and Dissertations

The purpose of the current study was to examine whether linguistic patterns previously associated with trait mindfulness and self-concept clarity in low-income college students’ application essays are associated with academic performance and psychosocial variables. The aims of the study were as follows: 1) Explore relations between linguistic markers that have been previously associated with higher mindfulness/self-concept clarity and GPA and 2) Explore relations between linguistic markers that have been previously associated with higher mindfulness/self-concept clarity and anxiety/depression. Participants were 54 undergraduate students in the Cardinal Covenant program (a scholarship program for students from low-income families) who began college in the …


A Mixed Methods Assessment Of Menstrual Hygiene Management And School Attendance Among Schoolgirls In Edo State, Nigeria., Madeline Tomlinson Dec 2022

A Mixed Methods Assessment Of Menstrual Hygiene Management And School Attendance Among Schoolgirls In Edo State, Nigeria., Madeline Tomlinson

Electronic Theses and Dissertations

Menstrual hygiene in lower-middle-income countries (LMICs) is limited and has been linked to many health, educational and social effects. However, the prevalence, details, and impact of menstrual hygiene management have not been well characterized in rural and peri-urban settings across Nigeria. The overall purpose of this research was to investigate menstrual hygiene management (MHM) among adolescent schoolgirls in peri-urban areas of Edo State, Nigeria; and to determine the educational consequences associated with poor MHM. MHM was measured using previously validated questions that were adapted after a formative assessment of MHM within the Edo State community. We used a mixed methods …


Changing Public Perception Of Dementia: The Effect And Credibility Of Three Informational Models., Diana Hedrick Dec 2022

Changing Public Perception Of Dementia: The Effect And Credibility Of Three Informational Models., Diana Hedrick

Electronic Theses and Dissertations

Background: Since the 1970s, Alzheimer’s disease and dementia have been portrayed in a medicalized, symptom-focused manner to help spread awareness, improve diagnosis, and push for treatment research. In recent decades, there has been movement towards a biopsychosocial, person-centered approach that considers social and psychological factors that interact with biological diseases processes. Common biopsychosocial approaches retain an emphasis on deficits and symptoms. New research has integrated positive psychology constructs and dementia. This integration of positive psychology principles and dementia care and research has the potential to more accurately capture the experience of having dementia. Objectives: This dissertation tested how the portrayal …


Re-Engineering Cardio-Oncology Testing Using Biomimetic Heart Slice Cultures., Jessica Miller Dec 2022

Re-Engineering Cardio-Oncology Testing Using Biomimetic Heart Slice Cultures., Jessica Miller

Electronic Theses and Dissertations

28% of drug withdrawal from the market are due to unforeseen disruptions in cardiomyocyte contractility and electrophysiology. The most commonly used platforms for drug testing are in vivo animal models and in vitro cell culture models. While both have been of paramount importance for the discovery and detection of many cardiotoxicities and mechanisms of action, they lack the ability to model an intact human myocardium. This work aims to establish cardiac tissue slices, which are 300-micron thin tissue sections taken from the left ventricular myocardium, as an alternative platform for cardio-oncology studies, specifically cardiotoxicity testing. Additionally, this work aims to …


Mejorar La Raza: Measuring The Implicit Anti-Black Racial Bias Of Multiracial Individuals., Katalina Traxler Dec 2022

Mejorar La Raza: Measuring The Implicit Anti-Black Racial Bias Of Multiracial Individuals., Katalina Traxler

Electronic Theses and Dissertations

This dissertation sought to examine if there are implicit anti-Black racial bias differences across multiracial people who identify as Black/White compared to multiracial people who do not identify as Black/White, accounting for age, citizenship, and education level. It was also determined if age, citizenship status, and education level moderate the relationship between multiracial identity and implicit anti-Black racial bias. The theories guiding this dissertation were: Heider’s Balance Theory, Multiracial Identity Development, and White Identity Development. The data were collected from Project Implicit, a non-profit organization and international collaborative of researchers who are interested in implicit social cognition. The data analysis …


Effects Of Obesity On Knee Extensor Structure, Function, And Gait: A Systematic Review And Meta-Analysis, Michael N. Vakula Dec 2022

Effects Of Obesity On Knee Extensor Structure, Function, And Gait: A Systematic Review And Meta-Analysis, Michael N. Vakula

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Obesity is a common, costly, and critical disease that increases the risk of disability and premature death. Most commonly, obesity is caused by an increased consumption of energy dense foods and decreased time spent being physically active. The greater weight with obesity interrupts normal musculoskeletal function which can lead to physical adaptations such as decreased lower-extremity muscle strength and abnormal walking patterns, both of which are among top risk factors for falls in older individuals. However, the effects of obesity on walking and lower-extremity muscle strength have not previously been examined by incorporating the results of all existing studies in …


Human Appropriation Of Net Primary Production Through Crops, Grazing, And Forestry In The U.S. From 1997 To 2012, Suman Paudel Dec 2022

Human Appropriation Of Net Primary Production Through Crops, Grazing, And Forestry In The U.S. From 1997 To 2012, Suman Paudel

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

This dissertation conducts a county-level analysis of human appropriation of net primary production (HANPP) harvested from crops, timber and grazing in the conterminous United States in the years 1997, 2002, 2007 and 2012. This study consists of three manuscripts (Chapters 2, 3, and 4). The first study quantifies net primary production in US counties in 1997, 2002, 2007 and 2012. The detailed HANPP study conducted concludes that HANPP is a valuable footprint tool for analyzing land use intensity and agricultural ecosystems. The second manuscript shows how HANPP is an improved or modernized ecological footprint and is a sustainable indicator as …