1,372 research outputs found

    A study of the implementation of the national geography standards and their alignment with classroom instruction in United States PKā€“12 schools

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    In the 1980s, media reports of the state of geography in United States schools and national assessments documenting the failing grades of American students resulted in a campaign to eradicate geographic illiteracy. As a result, there have been many reforms made in geography education, including the development of national geography standards. The National Geographic Society developed a Geography Education Foundation to introduce a grassroots movement for curricula change through teacher inservice institutes. Furthermore, geography was recognized as a core subject in the curriculum designated by President George Bush and the governors of the United States of America as part of the competency requirements of Goals 2000. The purpose of this study was to conduct a survey to determine the relationship between various independent variables and the implementation of national geography standards in the curriculum of PKā€“12 classrooms. The population consisted of Teacher Consultants (TCs) who were trained through Alliance Summer Geography Institutes (ASGIs) and PKā€“12 teachers in two northeast Louisiana school districts. Findings indicated a relationship between the implementation of geography standards and (a) teachers who have had pre-service training for geography, (b) attendance at ASGIs, (c) attendance at geography workshops, and (d) the number of minutes per week geography was taught

    Mineralogical, numerical and analytical studies of the coupled oxidation of pyrite and coal

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    Mineralogical, bulk and field leachate compositions are used to identify important processes governing the evolution of discharges from a coal spoil heap in County Durham. These processes are incorporated into a numerical one-dimensional advective-kinetic reactive transport model which reproduces field results, including gas compositions, to within an order of magnitude. Variation of input parameters allows the effects of incorrect initial assumptions on elemental profiles and discharge chemistry to be assessed. Analytical expressions for widths and speeds of kinetic reaction fronts are developed and used to predict long-term development of mineralogical distribution within the heap. Results are consistent with observations from the field site. Pyrite oxidation is expected to dominate O2 consumption in spoilheaps on the decadal timescale, although C oxidation may stabilize contaminants in effluents on the centennial scale

    Transportation and Smart City Imaginaries: A Critical Analysis of Proposals for the USDOT Smart City Challenge

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    Scholarly attention to the development of ā€œsmart citiesā€ around the globe has been focused on the nature of these cities, and visions of the futures that these developments would provide for individuals, communities, and institutions. Much of the research about these information-intensive projects has been focused on the description of these cities in terms of their primary socioeconomic goals and on the influential roles in their development being played by globally active information technology firms. An important, but underexplored, focus of this research has been an examination of how local and regional governments have envisioned these projects. This article responds to that challenge through a critical analysis of proposals submitted to the U.S. Department of Transportationā€™s (USDOT) Smart City Challenge. We associate the choice of population references used in these proposals with the socioeconomic characteristics of these cities and then examine the nature of changes made in the proposals by the seven finalists

    ā€˜Our voice started off as a whisper and now it is a great big roarā€™ : The Salford Dementia Associate Panel as a model of involvement in research activities

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    This paper presents the work of the ā€˜Salford Dementia Associate Panelā€™, based at the Salford Institute for Dementia, Salford University (UK). We discuss the roles of the Dementia Associates, in particular around the areas of engagement and research. The panel is made up of people living with dementia, and current and former care partners. It highlights the development of this group over a four-year period and demonstrates over time how the role of a Dementia Associate member has evolved. The panel is involved in research, education and public engagement activities conducted by staff and students within the Institute. The motivations for becoming involved are clearly articulated and demonstrate how the personal backgrounds of individuals have driven the collective involvement and desire to bring about change. The benefits and challenges associated with working as part of a panel are discussed. We conclude by bringing together our experiences as a set of suggestions for others who may wish to create a similar forum to promote the involvement of people living with dementia and former and current care partners

    Activism in Southwestern Queer and Trans Young Adults After the Marriage Equality Era

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    This is the author's accepted manuscript, published in Volume 34, Issue 4 of Affilia: Feminist Inquiry in Social Work. Reuse is restricted to non-commercial and no derivative uses.In 2015, marriage equality in the United States was a big win for the gay and lesbian movement. Marriage equality as a primary focus of the movement, however, was not without its critiques, particularly as an issue affecting mostly white, gay, economically secure individuals. Given the history of the movement, it is essential to ask what is next. Young queer and trans people represent the next generation of potential activists and advocates for queer and trans liberation, yet little empirical attention has been paid to their goals for the movement and motivations to be actively involved, particularly among young adults in rural, conservative states. Therefore, this study sought to understand the social, economic, and environmental issues deemed important by queer and trans young adults (aged 18ā€“29), as well as their motivations to get involved in activism efforts. Data came from a mixed-methods program evaluation, which presents a picture of the issues and motivations that led study participants (n = 65) toward activism in one conservative, highly rural, Southwestern state in the United States. The findings of this study are discussed in light of theoretical and empirical literature and then implications for the queer and trans movement, activists, and organizers are offered

    Identification of Strengths among Southwestern LGBTQ+ Young Adults

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    Research on lesbian, gay, bisexual, transgender, and queer (LGBTQ+) youth has predominantly operated within a risk framework, highlighting the risks youth face in their homes, schools, and communities and how these risks are associated with disparate mental health outcomes. This research has been important in establishing the challenges faced by LGBTQ+ youth and the need for interventions to reduce stigma and victimization and promote well-being. However, a predominant focus on risk fails to account for the strengths and resilience of LGBTQ+ youth and positions them as ā€œat-riskā€ rather than as resilient. This chapter describes a study aiming to redress this gap in the literature by assessing the types of strengths LGBTQ+ young adults identify with and the association between their identified strengths and mental health. First, we provide a summary and critique of the literature on LGBTQ+ youth risks and strengths

    Variations in pre-analytical FFPE sample processing and bioinformatics: challenges for next generation molecular diagnostic testing in clinical pathology

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    Advances in cellular pathology techniques will improve diagnostic medicine. However, such improvements have to overcome many challenges including variations in pre-analytical sample processing, bioinformatics data analysis and clinical interpretation of data. In order to resolve such challenges, bioinformatics needs to become more tightly coupled to the experimental methodology development

    Investigation of the use of inertial sensing equipment for the measurement of hip flexion and pelvic rotation in horse riders

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    Equestrian sports report three to five times higher incidence rates for lower back pain than that of the general population, with hip flexion angles of 50-60Ā° suggested as a causal factor. Inertial motion capture technology enables dynamic measurement of rider kinematics but data extraction is time-consuming. The aim of this study was to develop a software tool to automate the process of extracting biomechanical data from the XsensTM MVN (MoCap) system to investigate postural changes in riders, comparing static position at halt with dynamic position during the sit phase of rising trot. The software was found to be efficient, reducing data extraction time by 97% when used with a sample of 16 riders. Good correlation was found between hip flexion and pelvic anterior-posterior rotation and between halt and trot but with significantly greater values of hip flexion and pelvic anterior rotation in trot. No riders showed hip flexion >50Ā° at halt but 11 riders (69%) showed hip flexion >50Ā° during the sit phase of rising trot, indicating that dynamic assessment is important when considering rider postural faults that may put them at risk of back injury. Keywords: Hip flexion, Horse rider, Inertial sensor, Motion capture, Pelvic rotatio

    The precautions of clinical waste: disposable medical sharps in the United Kingdom

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    This article deals with recent changes in UK guidance on clinical waste, in particular a shift to disposable, single-use instruments and sharps. I use interviews conducted with nurses from a GP practice and two clinical waste managers at alternative treatment and incineration sites as a springboard for reflection on the relationship between the legislation on clinical waste management and its implementation. Scrutinizing the UK guidance, European legislation and World Health Organization principles, I draw out intervieweesā€™ concerns that the changed practices lead to an expansion of the hazardous waste category, with an increased volume going to incineration. This raises questions regarding the regulationsā€™ environmental and health effects, and regarding the precautionary approach embedded in the regulations. Tracing the diverse reverberations of the term ā€˜wasteā€™ in different points along the journeys made by sharps in particular, and locating these questions in relation to existing literature on waste, I emphasize that public health rationales for the new practices are not made clear in the guidance. I suggest that this relative silence on the subject conceals both the uncertainties regarding the necessity for these means of managing the risks of infectious waste, and the tensions between policies of precautionary public health and environmental sustainability
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