1,940 research outputs found

    The role of post-disaster institutions in recovery and resilience: a comparative study of three recent disasters – Victorian Bushfires (2009), Queensland Floods (2010-11), and Canterbury Earthquakes (2010-12)

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    This paper addresses the fourth area of disaster management: recovery and resilience. Disasters are focusing events that can drive immediate policy change. It argues that good recovery institutions provide the adaptive capacity that enables communities to recover from natural disasters. This paper briefly describes recovery processes after three natural disasters in Australia and New Zealand between 2009 and 2011: bushfires in Victoria in 2009, flooding in Queensland from 2010-2011 and earthquakes in the Canterbury region from 2010. These cases demonstrate the importance of flexible governance arrangements. This is shown through the choice of recovery institution, evidence of institutional learning before and after disasters, the role of community engagement, response to insurance issues, and the building of resilience. Particularly important for resilience is the building of relationships between recovery institutions and local governments and communities

    MUSI 114A.01: Symphonic Wind Ensemble

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    Proopiomelanocortin Physiological Roles: Pituitary Versus Hypathalamic Functions

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    The fact that the proopiomelanocortin (POMC) gene is a critical component of energy homeostasis and the stress response, two distinct yet not exclusively separate biological functions, distinguishes this gene as very intriguing and unique for st lllldy. The POMC gene encodes a preprohormone that is post-translationally processed into multiple bioactive peptides. The tissue specific regulation and tissue specific post-translational modifications provide a means for the broad spectrum of the gene\u27s biological activities. Understanding the POMC gene\u27s cell-specific regulation and the physiological functions of its encoded peptides has been an ongoing project of multiple labs spanning the last two decades. Initial studies predominately revolved around the role of the POMC peptide adrenocorticotropin-stimulating hormone\u27s (ACTH) function as a key descending-component of the hypothalamicpituitary adrenal axis. Recently, the majority of studies have transitioned to a focus on the hypothalamic POMC peptide, a.-MSH, and its anorexigenic effects. This focus is with good reason. Within affluent societies, the rampant increase in obesity and overweight prevalence and the associated risk for several chronic diseases has accentuated the need for understanding the biological mechanisms of energy homeostasis. Using the murine rodent for its genetic advantages, this thesis attempts to further advance our understanding of the POMC system regarding its gene expression, neuron physiology, and biological functions. The fact that the proopiomelanocortin (POMC) gene is a critical component of energy homeostasis and the stress response, two distinct yet not exclusively separate biological functions, distinguishes this gene as very intriguing and unique for st lllldy. The POMC gene encodes a preprohormone that is post-translationally processed into multiple bioactive peptides. The tissue specific regulation and tissue specific post-translational modifications provide a means for the broad spectrum of the gene\u27s biological activities. Understanding the POMC gene\u27s cell-specific regulation and the physiological functions of its encoded peptides has been an ongoing project of multiple labs spanning the last two decades. Initial studies predominately revolved around the role of the POMC peptide adrenocorticotropin-stimulating hormone\u27s (ACTH) function as a key descending-component of the hypothalamicpituitary adrenal axis. Recently, the majority of studies have transitioned to a focus on the hypothalamic POMC peptide, a.-MSH, and its anorexigenic effects. This focus is with good reason. Within affluent societies, the rampant increase in obesity and overweight prevalence and the associated risk for several chronic diseases has accentuated the need for understanding the biological mechanisms of energy homeostasis. Using the murine rodent for its genetic advantages, this thesis attempts to further advance our understanding of the POMC system regarding its gene expression, neuron physiology, and biological functions. Whether the hypothalamic POMC peptides have functions that are exclusive to hypothalamic neurons or whether pituitary POMC cells provide a redundancy for these hypothalamic neurons was not known. Utilizing promoter-mapping data, we generated a transgene that would selectively rescue pituitary POMC while retaining the neuronal POMC deficiency when crossed onto a POMC null mutant that we obtained from the Hochgeschwender laboratory. Our studies revealed that replacing pituitary POMC (Pomc_1 _; Tg/+) was not sufficient to rescue the phenotypes caused by the ubiquitous absence of POMC peptides in the Pomc_,_ mice. In fact some of the phenotypes present in the Pomc_,_ mouse, such as obesity and diabetes, were accentuated in the mice lacking only CNS POMC. Obesity in the Pomc_,_ mice resulted from a decrease in their basal metabolic rate (BMR). Replacing pituitary POMC and thus glucocorticoids resulted in a further depression in the mouse\u27s BMR. Replacing pituitary POMC did not normalize the HPA axis but instead further suggested a regulation of the HP A axis, independent of glucocorticoids, by hypothalamic POMC neurons. The lack of CRH suppression in the presence of elevated circulating corticosterone in the Pomc-1 -; Tgl+ mice lead us to the previous conclusion. CRH is a known anorexigenic peptide and evidence supporting the opposing regulation of these neurons by POMC peptides, a-MSH and P-endorphin, makes this hypothalamic circuitry very intriguing for not only future stress axis studies but energy homeostasis studies as well

    Forgotten Leaders: An Examination Of Professional Learning Needs Of California\u27s Rural Superintendent-Principals

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    Professional isolation and lack of relevant professional growth opportunities are common challenges for California’s rural school administrators. More than 27% of California’s 1,026 public school districts employ superintendent–principals as their sole administrator. The problem examined in this study is the degree to which participation in a blended community of practice (COP) affected the professional isolation and lack of professional growth opportunities that California’s superintendent–principals experience. The purpose of this descriptive case study is to help decision makers understand better the impact that blended COPs have on alleviating professional isolation and gaps in professional learning. This study informs the reader on the unique aspects of the superintendent–principal role through the lens of the administrators who participated in the blended COP known as the California Rural Superintendent Principal’s Academy (CRSPA). The data was collected through an interview process with a sample of eight CRSPA participants from the 2018–2019 cohort. Five key thematic themes were identified from analyzed data including: (a) collegial networks (e.g., CRSPA) are important to addressing professional isolation of superintendent–principals, (b) CRSPA’s blended COP model was a positive experience that supported their professional growth, (c) the scope of responsibilities of the superintendent–principal role can be overwhelming, (d) the advantages to the superintendent–principal role are related to the efficiency and freedom of the position, and (e) coaching was an important part of CRSPA’s design

    Control of Downy Brome with Combinations of BAY-SMY-1500 and Metribuzin

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    Downy brome (Bromus tectorum L.) is a severe weed problem in winter wheat (Triticum aestivum L.) throughout North America. Downy brome competes for space, light, nutrients in the soil, and most importantly moisture. Rydrych reported that a grower with reasonable control of downy brome can increase yield of winter wheat 6-12 bushels per acre. The lack of selective herbicides which control downy brome in winter wheat and conservation tillage practices have contributed to the spread of downy brome. Some herbicides labeled for downy brome control in winter wheat require incorporation. Incorporation of herbicides may not be compatible with reduced or no-tillage planting systems-which have been implemented to prevent soil erosion and winter kill of wheat. Metribuzin [4-amino-6-(1,1-dimethylethyl)-3(methylthio)-1,2,4-triazine-5(4H)-one] controls downy brome in winter wheat in the Pacific Northwest and the lower Great Plains regions. However, metribuzin is not used in South Dakota because of crop injury and inconsistent control. Metribuzin applied before the wheat develops secondary roots can accentuate winter kill. Freezing conditions or snow cover may inhibit the application of metribuzin at the proper growth stage of winter wheat. BAY-SMY-1500 (4-amino-6-(1,1-dimethylethyl)-3ethylthio)-1,2,4-triazine-5(4H)-one] is a herbicide which selectively controls downy brome in winter wheat. BAY-SMY1500 can be applied to a wider range of wheat growth stages without injury which may be associated with metribuzin. The objectives of these studies were to evaluate combinations of BAY-SMY-1500 and metribuzin for synergistic interactions and for downy brome control in winter wheat. Additionally, the tolerance of five cultivars of winter wheat to BAY-SMY-1500, metribuzin, and combinations of these herbicides was examined

    MUSI 314.01: Symphonic Wind Ensemble

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    MUSI 335.01: Instrumental Conducting

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    Dealing with Child Abuse and Neglect: A Prosecutor\u27s Viewpoint

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    Child abuse and neglect are among the most critical problems social service and law enforcement agencies face in Florida. Abuse and neglect take many different forms and arise from a wide range of causes
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