The experiences of Latinx youth are well-studied in U.S. schools, yet, few studies have focused on their experiences in Community Based Educational Spaces (CBES). CBES continue to be on the periphery of Education research despite the potential affordances of youth-led work in such out-of-school spaces (Baldridge, 2020). At the same...
Managers of U. S. Fish and Wildlife Service’s Bald Knob National Wildlife Refuge (Refuge) in central Arkansas want to provide sufficient habitat resources to meet its population objectives for wintering waterfowl. Nutrient reserves acquired during the wintering period appear to support spring migration and subsequent reproductive success for some species,...
The interface between a biofilm and the underlying substrate to which it is attached is challenging to study. Currently, available methods of studying this microenvironment have not been able to record data in real-time over a time period in the range of days. To address this challenge, we report the...
¿Cómo se implican los bibliotecarios españoles en Wikipedia (y en Wikidata, Wikisource, y otros proyectos hermanos deWikipedia) en tanto que organizadores del movimiento Wikimedia? Y, ¿qué les motiva? Este artículo sobre los hallazgos surgidos a raíz de 14 entrevistas realizadas a 18 bibliotecarios.Los entrevistados eran plurilingües y colaboraban con proyectos...
Night is an extraordinary resource. Unlike air, water, or soil, nighttime is a spatio-temporal phenomenon, which leads to many crucial roles. It provides refuge to wildlife species, triggers hormonal and behavioral responses among a wide variety of organisms, and serves as an essential migratory backdrop for species that navigate by...
Cinder cones are useful geomorphic features for geological analysis because they generally have known initial states and follow a similar pattern of degradation as they are exposed to erosive processes. This is largely because cinder cones are produced by monogenetic eruptions. Characterizing large cinder cone fields in terms of age...
Contextualization is a curricular approach and a learning process in which science content knowledge is intentionally situated within a context where that knowledge can be authentically applied or observed. Many recent science education reforms include contextualization as a central tenet. Our goal in this review was to examine commonalities across...
This study used SCOUT optical modelling software to create models of the reflectance and transmittance spectra generated by mixtures of titanium dioxide (TiO2) and tin oxide (SnO2). These models enabled identification of how altering the ratio of a mixture changes the optical response. By being able to identify how altering...
Specialized or secondary metabolism is a collection of pathways and small molecules that, while beneficial to an organism, are not strictly necessary for survival. Plants use secondary metabolites to, among other things, attract pollinators, defend against biotic and abiotic stressors, and form symbioses. Natural products from plants have seen an...
Pasture legumes that persist under challenging agro-ecological conditions are crucial to ensure high lamb growth rates in dryland pastures. Pasture and lamb production from white clover (TF-Whc), birdsfoot trefoil (TF-Bft), balansa clover (TF-Bc) and subterranean clover (TF-Sc) planted with tall fescue either as binary mixtures or as a diverse combination...
Coastal wetland plants are adapted to varying degrees of inundation. However, functional relationships between inundation and productivity are poorly characterized for most species. Determining species-specific tolerances to inundation is necessary to evaluate sea-level rise (SLR) effects on future marsh plant community composition, quantify organic matter inputs to marsh accretion, and...
Several types of caneberries are produced commercially in Oregon, including summer-bearing and primo cane fruiting red raspberries, black raspberries (blackcaps), and blackberries. This publication addresses nutrient assessment
and application for caneberries produced in western Oregon.
In this area, caneberries typically are planted on Aloha, Jory, Newburg, Willamette, Woodburn, or Saum...
We present double-differential measurements of antineutrino charged-current quasielastic scattering in the MINERvA detector. This study improves on a previous single-differential measurement by using updated reconstruction algorithms and interaction models and provides a complete description of observed muon kinematics in the form of a double-differential cross section with respect to muon...
Summertime low clouds are common in the Pacific Northwest (PNW), but spatiotemporal patterns have not been characterized. We show the first maps of low cloudiness for the western PNW and North Pacific Ocean using a 22‐year satellite‐derived record of monthly mean low cloudiness frequency for May through September and supplemented...
The symbiotic sea anemone Exaiptasia diaphana (Aiptasia) is a model organism used to better understand cnidarian-algal symbiosis and coral bleaching (dysbiosis). Many biological processes are hypothesized to be involved in coral dysbiosis, and the innate immunity is a key area of interest. Rab proteins are small proteins with GTPase domains,...
Xylindein is an organic pigment derived from Chlorociboria aeruginascens and C. aeruginosa fungi that has shown promise as an organic semiconductor. Preliminary estimates of charge carrier mobilities (CCMs) on the order of 0.1 cm2/Vs were calculated from early tests on xylindein thin films, and photocurrents were also observed under laser...
To determine the invasion threat to the NE Pacific of marine algae arriving on Japanese debris from the 2011 Great Tōhoku Earthquake and Tsunami, my colleagues and I identified the algal species on 42 of the most heavily fouled debris items that landed on the shores of Oregon and Washington...
The stocking density for chickens can have major impacts on their health and welfare. There is no single correct answer for how many chickens you can house in a specified area, as it depends on the quality of housing. Chickens can tolerate a higher stocking density without major health concerns...
Dietary nitrate (NO3-), consumed primarily from leafy green and root vegetables, lowers blood pressure, improves vascular function and aerobic exercise performance. This performance-enhancing effect of nitrate supplementation is largely attributed to the increased bioavailability of the signaling molecule, nitric oxide (NO). Nitric oxide is a ubiquitous free radical signaling molecule...
To determine the invasion threat to the NE Pacific of marine algae arriving on Japanese debris from the 2011 Great Tōhoku Earthquake and Tsunami, my colleagues and I identified the algal species on 42 of the most heavily fouled debris items that landed on the shores of Oregon and Washington...
In Oregon perennial and annual grass seed cropping systems conservation management practices and their impacts on soil health and soil microbial community is not well understood. There is strong motivation to employ conservation tillage and other conservation practices to curb atmospheric carbon levels and improve soil health. However, the few...
The counseling field is infused with multiculturalism and social justice competencies from the Council for Accreditation of Counseling and Related Educational Programs accreditation standards of the academic institutions to the American Counseling Association Code of Ethics. Counselors are tasked with understanding multiculturalism from self-awareness to clients’ worldviews to larger implications...
To determine the invasion threat to the NE Pacific of marine algae arriving on Japanese debris from the 2011 Great Tōhoku Earthquake and Tsunami, my colleagues and I took up the task of identifying the algal species on 42 of the most heavily fouled debris items that landed on the...
Drought events have been shown to impact species distributions and are predicted to increase in frequency as the climate changes. As this occurs, ecologists predict species distributions will shift dependent upon species ability to track climate. These shifts in species distribution are expected to be particularly acute in arid and...
Mohonk Preserve intends to manage their forestland more actively with the mission of promoting forest health, climate-adaptation, and overall ecosystem health for the benefit of their community and recreational users. Climate-adaptive management recommendations (recommendations that address climate change vulnerabilities —by promoting either resistance, resilience, or transition— while helping to meet...
Gene regulation is a complex mechanism that controls the spatial and temporal expression of genes in a living cell. My dissertation studies focus on two problems. First, tissue-specific gene expression prediction from DNA sequence and chromatin state, and second, the accurate discovery of small over-represented regulatory circuits in gene regulatory...
A method for measuring the (dis)charging dynamics of organic semiconductors with single-electron resolution in multiple environments is developed using optical tweezers. A 1μm silica bead was coated with either a pristine organic semiconductor or an electron donor-acceptor blend, trapped using optical tweezers, and driven with an oscillating electrical driving force....
The aim of this research was to provide forest managers and researchers with a better understanding of individual tree defenses and tree responses to disturbances, within a Collaborative Forest Landscape Restoration Program area. Forest restoration often aims to increase stand-level resistance to uncharacteristic changes, and stand-level resistance begins with tree-level...
Null networks are a type of random graph that is favored for the analysis of a wide variety of real-world networks, including gene-regulatory networks, food webs, and species co-occurrence matrices. As a hypothesis-generating tool, null networks are invaluable because they can reveal network motifs and unusual large-scale properties of networks...
Social scientists have studied people's responses to disasters for many decades, and behavioral commonalities and variations are summarized in different mental schemes/models in disaster studies. Integrating those findings from social science into evacuation simulation can improve simulation accuracy and eventually better support decision-making and disaster preparedness. However, this kind of...
Lake Merced results have established the lake as a viable paleoseismic site on the northern San Francisco peninsula. The lake records ~ 2300 years of event beds, 17 in total. Prior to that the lake was open to the ocean and contains marine shells consistent with an estuarine environment. The...
Levee management has historically been considered a local governance issue. Many users of the Portland International (PDX) airport may have no knowledge that the airport is in a floodplain and is protected by a hundred year old levee. This study asked survey respondents across the U.S. how much they would...
Gender has been the subject of study in engineering education and science social research for decades. However, little attention has been given to transgender and gender nonconforming (TGNC) experiences or perspectives. The role of cisgender or gender conforming status has not been investigated nor considered in prevailing frameworks of gender...
Silage corn makes excellent feed for dairy cattle because of its high dry-matter yield, energy content, and palatability, especially when mixed with other feed. Also, it does not accumulate potassium as do many
cool-season grass species. Nitrogen (N) is the most yield-limiting nutrient for silage corn production. Most dairies in...
Central Oregon is the primary U.S. hybrid carrot seed production area, supplying seed to the domestic fresh market carrot industry. Approximately 85 percent of the hybrid carrot seed planted in the United States is grown
in Jefferson and adjoining counties. The Madras and Culver areas support most of the carrot...
How do librarians in Spain engage with Wikipedia (and Wikidata, Wikisource, and other Wikipedia sister projects) as Wikimedia Movement Organizers? And, what motivates them to do so? This article reports on findings from 14 interviews with 18 librarians. The librarians interviewed were multilingual and contributed to Wikimedia projects in Castilian...
Multi-party computation (MPC) is a field of study focused on devising cryptographic protocols that allow participants to learn the output of some function of their private inputs without trusting a third party to perform the computation. This is usually done at a large scale between data centers, with little emphasis...
A comprehensive approach to nutrient management will help you ensure availability of optimum levels of nutrients for tree growth. Components of a comprehensive nutrient management strategy include:
• Soil analysis before planting (useful in predicting the need for potassium, magnesium, or lime applications)
• Observations of annual shoot growth, leaf...
This study is an ethnographic investigation of residential turnover, organizational memory, and the persistence of Lost Valley, an Oregon ecovillage founded in 1989. Literature on organizational turnover, memory, and persistence is reviewed and integrated with scholarship on intentional communities and ecovillages, generating a theoretical framework for data collection and analysis....
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Appendix C: Lost Valley Historic Vision and Mission Statements
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...
The Ni-les’tun tidal wetland restoration project in the Coquille River Estuary in southern Oregon is one of the largest and most well-studied tidal restoration projects on the Pacific Northwest coast. However, ecological data on restoration effectiveness and ecosystem change following restoration are relatively rare for projects more than a few...
Ph.D. candidate Qi Wei's thesis consists of two projects: Chemotherapy Project: a study based on the research paper "Predicting chemotherapy response of various cancer types using a variational auto-encoder approach" submitted to the bioRxiv preprint archive and accepted by the BMC bioinformatics; and Wound Monitor Project: implementing and assessing analytics...
Climate change is increasing the severity of pest and pathogen infestations affecting forests. Resulting shifts in disturbance patterns can have substantial ecological, social, and economic impacts on forested ecosystems and their dependent communities. Researchers are actively investigating methods to improve tree resistance to specific pests and pathogens and enhance forest...
Cultivated plants are often living artifacts that can aid in evaluation of historic or cultural landscapes. However, a working definition for “culturally significant plant” is currently lacking in the guidance literature for the cultural resource management practitioners. Based on a review of the literature on cultivated plants as indicators of...
The West Coast groundfish industry collapsed in 2000, but it recovered through the efforts of regulators, scientists and the fleet. Now it is working to rebuild the market and reconnect with a formerly active fishing ground along Oregon’s nearshore. In this report, we define nearshore as the shelf that extends...
This document is intended for policymakers so they can make informed decisions about upgrading or removing tide gates in an effort to improve conditions for Oregon’s native migratory fish and other animals and plants that inhabit estuaries.
It has two main sections: The first includes an overview of the technical...
A large, multi-year experimental program has been conducted to develop a strain gaging program for application to the flow testing of prototypic, plate-type fuel for high performance research reactors. This test program has resulted in the selection of appropriate strain gage construction, adhesives, and protective coatings to allow the
acquisition...
We measure the charging and discharging of two organic materials, PCBM and ADT-TES-F. These materials are studied through the noncontact method of particle trapping known as Optical Tweezers, where an IR laser is used to constrain the motion of a coated or noncoated silica sphere while its positional data is...
This ethnographic study addresses the concerns of Oregon based Community Health Workers during the COVID-19 pandemic. Through their shared perspectives on the importance of mental health and self-care, CHWs highlight the critical need to learn practical skills in their training in order to better support their communities. Recommendations made by...
Climate change represents an increasing threat to northeastern temperate forests. Nearly all forest communities have been affected by climate change and require climate-adaptation management (Jandl et al. 2018). Climate-adaptation management (CAM) promotes the viability of forested systems and the ecosystem services they provide under current and future climatic conditions (Bolte...
Oregon is in the midst of major changes to the way it manages use of the ocean off its shores. Consideration for all stakeholder groups will contribute to defensible decisions regarding the use of ocean and coastal resources. This relies on an understanding of the various stakeholders in ocean resources,...
There is a growing body of research that describes the benefits of place-based environmental education (EE) within the schools, including improved competencies, better interpersonal skills, decreased gaps in social divides, increased pupil engagement in learning, increased community awareness, and increased environmental stewardship. Though the benefits are many, few schools utilize...
In his July 31, 1996 remarks on welfare reform, President Clinton signaled his intent to sign into law the Personal Responsibility and Work Opportunity Reconciliation Act (PRWORA), bipartisan legislation aimed at reforming federal welfare policy. During the press conference, Clinton framed welfare as necessary but ultimately temporary relief, stating its...
This project is a personal exploration of happiness and optimism through the lens of a queer and transgender subject who experiences gender dysphoria, depression, and suicidality. Taking inspiration from Ann Cvetkovich’s (2012) Depression: A Public Feeling, this work incorporates both analysis of affective theory, especially Lauren Berlant’s theory of cruel...
Drone strikes have become a defining strategy in the US War on Terror. Since the first combat drone strike in 2001, the executive branch has intentionally increased the deployment of drones for counterterrorism operations throughout the Middle East and North Africa. This thesis explores the moral and legal justifications for...