Plastic pollution is a widespread problem in the environment and one of the major plastics contributing to this issue is polyethylene terephthalate (PET). Like most plastics, PET does not readily biodegrade, and once it is in the environment it is stable for hundreds or thousands of years. Some esoteric and...
GW190521, the most massive binary black hole merger confidently detected by the LIGO-Virgo-KAGRA collaboration, is the first gravitational-wave observation of an intermediate-mass black hole. The signal was followed approximately 34 days later by flare ZTF19abanrhr, detected in AGN J124942.3+344929 by the Zwicky Transient Facility at the 78% spatial contour for...
Background: Selenium’s (Se) effect on cattle health relies, in part, on the biosynthesis of selenoproteins (SEP), which in turn perform antioxidant activities and protect tissues against harmful mediators produced during infectious diseases. Selenoproteins comprise a small group of selenocysteine (Sec) containing proteins that are involved in redox homeostasis. Selenium supplementation...
Oregon dogs are susceptible to heartworm, Dirofilaria immitis, a parasitic roundworm. D. immitis infects the cardiopulmonary system and reproduce within the animal, growing up to 30 cm. Dirofilaria repens is a filarial nematode that infects dogs, cats, wolves, coyotes, sea lions, and muskrats. It is also spread by mosquitos and...
The present study explores the topic of Multiracial Identity Development and how parents play an important role in the identity development of children. The role of parents becomes crucial for parents of Multiracial children as they transmit cultural values, beliefs, language, and practices. Although models of racial identity development exist,...
Kombucha is a fermented sweet tea beverage of Asian origin which has become popular in the West due to its distinct flavor and possible health benefits. Kombucha is fermented by inoculating sweet tea with yeast and bacteria until a pellicle, referred to as a SCOBY (symbiotic culture of bacteria and...
Our experiments aimed to investigate responses of the marine cyanobacteria Prochlorococcus and Synechococcus to toxic arsenic species, such as arsenate, and to understand cellular mechanisms that contribute to arsenic tolerance. We used two strains of Prochlorococcus, a high-light adapted MED4 and low-light adapted MIT9313, both axenic, for cultivation experiments. For...
Wind energy is one of the fastest growing renewable forms of energy in the United States and the world. However, interactions between wind turbines and wildlife have the possibility to injure animals such as birds and bats. Strategies to assess and minimize wind turbine interactions with wildlife are critical for...
Tooth decay in the form of dental caries and cavities is estimated to be among the most common health conditions globally, with treatment of these oral diseases resulting in a massive, world-wide economic burden. The cause of this demineralization of teeth is rooted in the action of complex microbial biofilms...
Despite an increase in the number of people who rely on manual wheelchairs, there are still substantial economic barriers to affordable and accessible localization systems. As a result, there is a pressing need to build a versatile yet low cost localization system for manual wheelchairs. Such systems allow users to...
Executive function (EF) is an extensively researched topic as a predictor for academic achievements for children. Delineated as qualities of self-regulation, EF prepares a child to produce successful behaviors for their learning and social environments. Entering school with sufficient self-regulation skills is proven advantageous for scholarly performance. Within the early...
Zinc is an important micronutrient involved in many cellular processes, including those part of immune function; however, about 15% of the US population is at risk for marginal zinc deficiency. This can lead to immune system complications including the generation of inflammatory cytokines. Aging is another factor that worsens the...
The corrosion and heat resistance properties of nickel alloys are hallmarks of their importance in infrastructure and industrial catalysis processes, but these properties are highly dependent on the chemical composition of the alloy surface. Density functional theory was used for analysis of surface oxidation of four combinations of chromium and...
There is significant evidence that an increase in social media usage causes changes to mood and feelings about the self. It has also been found that there is a significant relationship between the extent of social media usage consumption and self-perception. Mimicking social media exposure, I focused on how participants...
The electrical conductivity data of ceramic material at high temperatures can be useful in the application of modeling, solid oxide fuel cell (SOFC), and magnetohydrodynamic (MHD). The existing data is considerably lacking at extreme temperatures. Our research focuses on bridging this gap by reporting the electrical conductivity measurements of sets...
Sonification, or the “technique of rendering sound in response to data and interactions” [1], is an alternative to visual graphs and has the potential to make data more interpretable and accessible. As a combination of the arts (music) and the sciences (data), sonification is an interdisciplinary tool for connecting people...
College students have reported increased levels of financial difficulties in the past decade and are working part or full time to afford tuition and cost of living. I explored the factors associated with working students' experiences of stress, also testing if they experience more stress than non-working students, and if...
This thesis investigates the effect of participating in political activism on mental health. Participants (N = 187, 72% female, N = 135, 77% female) from an Oregon university were randomly assigned to one of three or four conditions (depending on the study) in which they participated in activism related to...
The present study was a program evaluation of KidSpirit that investigated how gymnastics coaches’ growth mindsets changed over an eight week period after a training intervention. A mixed-method approach was used to measure growth mindset and self-determination theory (SDT). There were three aims of this study: (1) participants would improve...
The development of simple, rapid, and sensitive methods for thiophenol detection is of great importance in various fields, including environmental monitoring and food quality. Here, we present a novel approach for the colorimetric detection of thiophenols using gold nanoparticles (AuNPs) as the sensing platform. AuNPs aggregate in the presence of...
Traditional Ecological Knowledge (TEK) is a Knowledge-belief-practice system acquired through intergenerational direct and indirect observations representing past and current understandings of environments and integrates Indigenous value systems. TEK has become a popular topic recently as Indigenous stewarded lands contain more biodiversity and are more adaptable. It is critical for Indigenous...
Over 37,000 people die each year in automobile accidents, with many of these fatalities resulting from collisions with emergency vehicles. The rise of autonomous cars creates the need for an accurate and failsafe method of detecting and responding to emergency vehicles safely and on time. This thesis investigates the ability...
The present essay discusses themes of dehumanization and reliance on a biomedical model of care within U.S. psychiatric systems in treating individuals diagnosed with psychosis. This model is contrasted with alternative treatment approaches that are person-centered rather than disease-centered. These include Open Dialogue, Soteria, and Hearing Voices Movement. In the...
Designs for improved cookstoves aim to decrease the detrimental environmental and health impacts that are associated with traditional biomass cooking practiced by nearly 40% of the global population. Programs to provide improved cookstoves are found worldwide, and regional testing centers support development of these through emissions testing services. Aprovecho Research...
This study investigates the evaluation of Return on Investment (ROI) in education from the perspective of high school students, introducing a theoretical model that encompasses both financial and non-financial aspects, with a primary focus on the unique insights provided by high school students. Drawing from a literature review and survey-based...
The gut microbiome of all mammals is composed of a diverse commune of microorganisms including bacteria, fungi, archaea, protozoa and viruses 1. Studies have shown a symbiotic relationship between the gut microbiome and host physiology, with there being implications in health and disease progression 2. In captive animals, there has...
Hydrogels have been attractive for use as a medium in porous flow studies,
but have always been limited in this role because of their poor mechanical properties.
This project analyzes and tests two recently developed hydrogels,
poly(methacrylamide-co-methacrylic acid) (PMM), and a heat-treated long chain
PVA hydrogel. Particle image velocimetry (PIV)...
The purpose of this project is to assist the OSU Baja Racing vehicle in turning more sharply. This is done using a turning brake, which locks one rear wheel to facilitate turning on a smaller radius. This project focuses on the development of a custom cylinder housing for the turning...
Wildfires can create alternative pathways for forest development, and wildfires have expanded in size, frequency, intensity, and severity across the western United States. The purpose of this paper is to compare forest development of a mature Douglas-fir forest in western Oregon across fire severities. Postburn field measurements were collected in...
Optimal commercial fishery management sustains each salmon species' population while maximizing economic benefits. This thesis addresses two questions. What are the Alaska Department of Fish and Game's and the Board of Fisheries' intentions when conducting a fishery management plan in Upper Cook Inlet? How does it compare to its implementation?...
Background
Feline injection-site sarcoma (FISS) is a rare and aggressive tumor associated with vaccines, drug injections, and skin trauma in cats. The understanding of FISS remains limited, posing challenges in its diagnosis, treatment, and prevention. In this study, we analyzed the differential expression of miRNAs and their target genes in...
Crystals are solid materials with periodic and symmetric molecular patterns. The structure of a crystalline solid determines its properties, making it essential to study its structures. From the principle of minimum energy, a crystal will choose a structure with the lowest free energy F = U – TS. At low...
In recent decades, the occurrence of large, high severity wildfires has increased substantially in many parts of the world, including the western United States. These fires have the potential to impact water quality, aquatic ecosystems, and downstream communities for many decades. As such, it is increasingly important to understand the...
Chlamydia possesses an immense importance within both human and animal medicine when looking at pathogens. Chlamydia trachomatis infections have been shown to affect both the eye and genital tracts in millions of humans and animals every year [13]. As C. trachomatis strains are highly conserved in patients, it has made...
Childhood tooth decay is a prevalent and concerning public health issue that is often misunderstood or dismissed. In Oregon specifically, over 50% of children have experienced at least one instance of tooth decay and these rates are even higher for marginalized communities such as children living in poverty, children of...
This study looked at the impacts of climate change on medicinal plants, and how these impacts are viewed and understood in the herbalism community. Two literature reviews were conducted, to look at each of these two ideas: the first was a review of peer-reviewed literature describing research on climate change...
The case of Mongolia’s democratization remains unexplained by the various theories of democratization and democratic consolidation. The purpose of this thesis is to consider the unique case of Mongolian democratization, how well this case is described by various theories of democratization and reach both a description of how Mongolia’s democratization...
The Americans with Disabilities Act of 1990 exists to protect the disabled community from discrimination in order to give people with disabilities the opportunity to live their lives to the fullest extent (What Is the Americans with Disabilities Act (ADA)? | ADA National Network, n.d.). When the ADA was signed...
This paper contributes to the ongoing discussion on the impacts of nuclear energy on the economy and energy security of select European countries. While previous literature has identified a connection between nuclear energy and economic growth, this study focuses on assessing the comparative effects of nuclear energy, measured by operable...
Water availability is a controlling factor in stream ecosystems with direct influences on habitat and aquatic ecosystem process, but little work has been done evaluating how biota respond to natural variations in low flow conditions during summer, and which biotic or abiotic features in the system may link most closely...
Severe cases of COVID-19 have been associated with cytokine storms, leading to widespread inflammation, tissue damage, and organ failure. Pro-inflammatory cytokines have also been shown to play a role in liver diseases, including alcoholic liver disease. To investigate alcohol consumption as a risk factor for SARS-CoV-2 infections and COVID-19 severity,...
This thesis explores the relationship between design cycle models and knowledge management systems applied to various physical prototypes that the author developed from 2020 to 2023. The author walks through the process of prototyping a potty-training device in OSU’s Prototype Development Lab and an automated testing fixture for her Senior...
As new cost-effective cultivation methods are needed for macrophytic red algae, this experiment expands upon a previously studied land-based approach. The experiment aimed to determine how the fluid dynamics of a previously researched land-based method affected the growth of the macrophytic red alga, Gracilaria Vermiculophylla. A clonal culture of G....
Ocean deoxygenation is predicted to increase in severity over the next few decades, posing a threat to marine life and fishing economies. Improved predictions of ocean deoxygenation depend on a better understanding of the biogeochemical mechanisms that underly this process. Within the realm of biogeochemical mechanisms, this project specifically investigated...
ZIF-8, a zeolitic imidazolate framework that consists of zinc ions and imidazolate linkers, is of great interest due to its simple synthesis methods, low-cost raw materials, chemical and thermal stability, as well as its stability in moist environments. Furthermore, due to its unique structure, it contains well-defined pores that have...
The anticonvulsant drug carbamazepine (CBZ) is a commonly prescribed drug that is used to treat patients with neurological disorders including epilepsy and bi-polar disorder. CBZ has a narrow range of efficacy: Below the therapeutic dose, seizures and other conditions are not controlled, and above the recommended window, patients experience side...
Coastal communities rely on the abundant ecosystem services derived from robust conservation areas in offshore marine waters (Campbell, 2019). United Nations member states support the Sustainable Development Goal (SDG) framework, wherein the 14th guideline asserts the importance of life under water. Protected marine environments are critical to the survival of...
Mental health services are vital during this time where mental health issues in college students have been increasing in prevalence and in severity around the world. However, mental health care is not always accessible to all. This project explores the needs of students at Oregon State University who identify as...
In the United States, 58.7% of the spinal cord injuries that occur each year result in some degree of tetraplegia, this leads to reduced control of upper limb muscle. One surgery that can restore some upper limb function is a brachioradialis (BR) to flexor pollicis longus (FPL) tendon transfer surgery,...
Metal-organic frameworks (MOFs) have emerged as promising candidates in novel cancer therapies due to their unique properties, including high surface area, tunable crystal size, and exposed metal ion active sites for catalysis. The MOF NH2-MIL-88B has shown potential use in cancer theranostics. Its open metal active sites catalyze the reduction...
Water splitting is a green method being researched to produce green hydrogen in order to combat greenhouse gases emitted by the most popular energy source; fossil fuels. Water splitting involves two half reactions: hydrogen evolution reaction (HER) and oxygen evolution reaction (OER). Of these two, OER is the bottleneck water...
Oysters are a large part of the American aquaculture market, and the oyster farming industry was valued at over 1 billion dollars in 2021. However, oyster farmers often face issues surrounding the mortality rates of their stock. One cause of this is infections caused by Vibrio coralliilyticus (Vcor), a bacterium...
Menstrual health and hygiene insecurity is a global health issue people across the world face, particularly in developing countries. According to the World Bank, an estimated 500 million lack access to adequate menstrual products, and “to effectively manage their menstruation, women and girls require access to water, sanitation, and hygiene...
There is a lack of research surrounding people with facial differences (FD), particularly on how their FD identity is interwoven with their other identities and how they relate to it. With a note on how it relates to their experience of stigma. This study is designed to utilize the narratives...
Following their extirpation due to the maritime fur trade, northern sea otter (Enhydra lutris kenyoni) reintroduction in the 1960s has facilitated their recolonization in southeast Alaska. Sea otters are now sympatric with wolves (Canis lupus), which are widespread in southeast Alaska, and a colonizing coyote population (Canis latrans). Recent studies...
Unintended pregnancy has been found to be one of the most prominent challenges that the public health system is forced to overcome due to the financial and social burdens that accompany it (Yazdkhasti et al., 2015). With nearly 48% of reproductive-age American female patients having experienced at least one unintended...
Blue light exposure has been on the rise over the past several years as artificial light in the form of light emitting diodes (LEDs) have been increasing. These LEDs emit predominantly blue light through TVs, computer monitors, smartphones, tablets etc. Previous research in our lab determined that blue light accelerated...
Wildfires are increasing in frequency. One area of research interest centers on the pollutants within wildfire smoke, including but not limited to particulate matter and polycyclic aromatic hydrocarbons. These chemicals are associated with exacerbation of respiratory, cardiovascular, dermatological, reproductive, oncological, gastrointestinal, and infectious conditions. As wildfires becoming increasingly prevalent, it...
Bees play a crucial role in pollinating crops, supporting biodiversity, and maintaining ecosystem health. Despite their importance, the decline in bee populations has become a global concern due to various factors including habitat loss, urbanization, and climate change. The purpose of this thesis is to write an article that highlights...
Latinas in engineering face discrimination on the intersectionality of their two identities, Latinx and woman. The barriers that happen to them as an indirect effect of previous or existing institutional systems of oppression are called systemic barriers. Coming from the lens of four subjects, in a ranking of the barriers...
The COVID-19 pandemic significantly impacted family dynamics, specifically with mothers experiencing unique stressors and challenges. This study explored the association between mothers' anxiety induced by the COVID-19 pandemic and their children’s executive function outcome during preschool. A quantitative approach was used with a sample of 219 families in Oregon, utilizing...
Over the last two centuries, Pilsner beer has become a symbol of Czech national identity. Originating in the Western Czech town of Plzeň, the unique color and flavor spread globally, with new styles further branching off the Central European stem. It is with great pride that the Czech people are...
Rhizopogon salebrosus is an abundant ectomycorrhizal fungus common throughout Western North America that forms mutualistic partnerships with Pinus species. Studied for its systematics, use in sapling nurseries, post-fire seedling establishment, and unique evolutionary history, R. salebrosus holds many secrets within its genome. This thesis aims to characterize the mating system,...
Metallic glasses (also referred to as amorphous metals) have been gaining interest in the materials science community in recent years. These amorphous materials demonstrate promising properties compared to their crystalline counterparts that include much higher strength and elastic strain limit, better corrosion and wear resistance, superior soft magnetism, and an...
Spent hemp biomass (SHB) is a byproduct of the cannabinoid oil production which currently is not approved as a livestock feed ingredient. The 2018 Farm Bill defined the difference between varieties of the cannabis sativa plant as either non-hemp cannabis or hemp which has equal to or less than 0.3...
Self-regulation skills in children are an important indicator of positive life outcomes such as health and wealth. Techniques to improve self-regulation are important, as well as understanding what factors influence child development of self-regulation. This study investigates the connection between total minutes of physical activity per day, as well as...
Ceratonova shasta is a myxozoan fish parasite that impacts hatchery and wild populations of salmon and trout in the Pacific Northwest. Levels of the parasite in river water can be effectively monitored through direct filtration of parasite spores from water, extraction of total "environmental DNA" (eDNA), then quantitative polymerase chain...
Loop quantum gravity is a theoretical framework which aims to quantize general relativity. One of the unique aspects of this theory is that it imposes a discrete structure on space-time. One toy model of loop quantum gravity is loop quantum cosmology, which maintains the idea of a discrete spatial structure...
The increased severity of unseasonal drought conditions in the American Southwest have resulted in herbivorous species, like the desert bighorn sheep (Ovis canadensis nelsoni), receiving lower quality forage in their diet at less reliable frequency. The Mojave Desert and the Peninsular Mountain ranges also contain large variations in elevation, which...
The Institute of Industrial and Systems Engineers maintains a taxonomy of their discipline known as the Industrial and Systems Engineering Body of Knowledge, or ISEBoK. A previous Honors College thesis by Thomas William Murphy mapped the knowledge areas within the ISEBoK to the stages of a scientific endeavor, and concluded...
The design of a novel Tabletop Role Playing Game was conducted with the aim to create a game system that provides both rigid rules and more creative outlets compared to existing games. The project focused on player-developed mystical abilities known as Spells, whereby the rule of the game guides the...
Pantoea agglomerans pathovar betae (Pab) is a bacterium that causes galls on the roots of beet plants, resulting in reduced marketability of beet roots and crop loss. Pab uses a type III secretion system (T3SS) to infect and cause galls on beets. The T3SS is a molecular syringe-like structure that...
The types and rates of label noise in real-world data sets present a challenge to machine learning projects. In this thesis, we propose a novel approach to address this issue. Our method combines a noise modelling technique for correcting label noise across the entire data set with a robust loss...
Food insecurity (FI) is a commonly understood issue in colleges including Oregon State University (OSU), yet examining FI yields deeper complexities of great interest. Food insecurity at OSU is a symptom in a greater complex of basic needs pressures experienced by students in the higher education system, including financial, social,...
Since the 1970s, the United States government has offered federal tax subsidies for employer-sponsored health insurance. The tax exclusions for contributions to Employer Sponsored Insurance (ESI) has become the largest subsidy for private health insurance. These tax subsidies make up 21.4% of our national healthcare expenditures and 1.4% of the...
This paper synthesizes various works Wang tiles up to this point, including: the reduction from the Halting Problem to Wang Tiling Problem and notions around various aspects of periodicity, including minimal period, aperiodicity, and axis-aligned periodicity. Additionally it includes new work, including: a proof that a tiling can be periodic...
Accurate estimation of water stress in vineyards could prove vital for optimizing irrigation and grape quality in a changing climate. The ECOsystem Spaceborne Thermal Radiometer Experiment on the Space Station (ECOSTRESS) offers potential to remotely sense vineyard water stress but lacks validation against in-field measurements in vineyards. In this study,...
This study examines the relationship of ADHD with quality of life (QoL) and peer relations in college students. Specifically, this study analyzes how ADHD impacts QoL and peer relations and how other variables can impact these relationships. The current study was conducted through an online survey on Qualtrics which included...
Motivated by my own struggle to find identity and belonging as a transracial adoptee (TRA), I sought to fulfill two thesis purposes: 1) answer the question “How do transracial adoptees find and create identity and belonging in a contemporary United States culture and context?” and 2) establish a) a rationale...
Previous literature consistently demonstrates a link between binge drinking and sexual assault among college students. State alcohol control policies, particularly tax policies, are established as important predictors of college binge drinking but have not been examined in relation to sexual assault. This study used merged data on student demographics and...
In this work we introduce some basic concepts within homotopy type theory (HoTT), a proposed alternative mathematical foundation to classical set theory. In particular, our discussion revolves around the Axiom of Choice (AC). In Part I, we introduce the classical AC and some of its most important equivalents. In Part...
Acid whey is the largest byproduct of the dairy industry but to date has few useful applications and is frequently discarded as a result. However, acid whey has a high carbon content, making it a suitable co-substrate for anaerobic co-digestion with raw sewage sludge. The synergistic effect of co-digestion has...
Parenting is important to a child’s development of empathy. Specifically, parental warmth provides children with emotional connection and a model to learn how to manage their emotions and respond to others’ emotions. Yet warmth is just one dimension of parenting. Supportiveness may also be important but has not yet been...
Red Crossbills (Fringillidae: Loxia curvirostra), irruptive finches which feed on conifer seeds, have long presented an evolutionary conundrum. Variable morphology and vocalizations in the species can be classified into several flight call types, which may be discrete lineages. The key conifer hypothesis suggests that each type diverged by specializing on...
Cyprinid herpesvirus 3 (CyHV-3), also known as koi herpesvirus (KHV), is a pathogenic and highly contagious virus that affects the Cyprinus genus. The mortality rate of the KHV infection is around 80-100%. KHV can become latent in the recovered koi and reactivate under stressful conditions. KHV can reactivate under various...
Ornithology is an exciting field with novel research emerging everyday. Researchers in bioacoustics often spend hours within the wilderness recording bird calls to analyze later in their lab. The burden of sifting through hours of audio recordings from the field continues to remain a time-consuming and manual task, despite the...
As laws regarding medical and recreational cannabis use are changing across the United States, one must begin to understand the effects among individuals with chronic pain. Specifically, it is unclear how legalization may change their use of marijuana and opioids to self-medicate or for recreational use. To address these questions,...
Users curate music playlists based on emotion to focus or relax, so streaming services often create playlists of songs to aid this process. Prior research focuses on generating playlists of a single mood or genre, although a few studies work to construct automatic playlists that transition between the genres of...
An electrically driven propellant pump (HALE E-Pump) was analysed and tested to determine its viability for use in a bi-propellant launch vehicle for the High-Altitude Liquid Engine (HALE) student rocket team at Oregon State University (OSU). The pump, manufactured in 2022 by students in OSU machine shops, was hydrostatically tested...
With growing awareness of the negative impacts of the built environment, solutions for dramatic environmental, economic, and social improvements are sparking in all sectors, especially within the construction industry. The work of this thesis aims to quantify and compare social, economic, and environmental impacts of a three-story mass timber structure...
Organic semiconductors are a promising alternative to the traditional inorganic semiconductors, such as silicon. Organics are solution-processable, low-cost, sustainable, and have interesting optoelectronic properties. One such property is the formation of exciton-polaritons, quantum quasi-particles formed by an electron-hole pair in the semiconductor and a photon. This process can be induced...
Gonadotropin-releasing hormone (GnRH) neurons are able to trigger the release of luteinizing hormone and follicle-stimulating hormone which control the maturation of oocytes and ovulation which is vital for reproduction. They are the most downstream neurons that project to the median eminence into the pituitary portal where they release GnRH. Modulation...
Phytophthora ramorum is the causal agent of Sudden Oak Death (SOD), which is an economically and environmentally important disease causing up to 80% mortality of tanoaks in Pacific Northwest coastal forests (LeBoldus et al., 2022). There are currently four clonal lineages in the United States and Europe, named North America...
Self-regulation, defined as one’s ability to control their behaviors, cognitions, and emotions, is an important factor for children’s social, behavioral, and long-term academic performance. Speech/language skills have long been theorized to be important factors in the development of self-regulation and have been linked to various developmental outcomes, particularly in the...
This project uses field recordings to examine the levels of noise pollution present in both rural and urban areas by creating an artistic translation of these soundscapes, representative of how wild birds experience different environments. The field recordings capture not only what is present in a given soundscape, but what...
The detection of biomolecules is critical for clinical diagnostics but requires specialty labor and high cost. The use of microfluidic paper-based analytical devices (µPADs) for bioassays is simpler and cheaper but has low sensitivity. Improved immobilization of antibodies onto cellulose is demonstrated through surface functionalization with APTES and glutaraldehyde. The...
Farewell-to-spring (Clarkia amoena) is native to the Pacific Northwest and commonly found in gardens, due to its aesthetic value and purported benefits to pollinators. Oregon and Washington are home to five subspecies of C. amoena, yet commercially available seed is limited to C. amoena ssp. lindleyi and C. amoena cultivars....
The oceans are one of humanity’s greatest resources, providing food, raw materials, livelihoods, and protection. More than 3 billion people around the world rely on marine life as a source of protein as well as their livelihood. Seafood is one of the highest traded commodities globally and many major cities...
While the use of powered mobility devices for young children with mobility challenges has taken off in recent years following evidence that the use of powered mobility at a young age augments other traditional mobility skill interventions, the research is still limited and focuses on physical impacts more. Recently, the...