321 research outputs found
Expectations and experiences of diverse forms of knowledge use: the case of the UK National Ecosystem Assessment
Assessments of environmental issues are often expected to tackle the perceived disconnect between scientific knowledge and environmental policy making. However, their actual influence on processes of knowledge communication and use remains understudied. We provide one of the first studies of the UK National Ecosystem Assessment (NEA), itself one of the first national-level assessments of ecosystem services. We explore expectations, early experiences, and implications for its role in promoting knowledge use, drawing on both documentary evidence and qualitative analysis of interviews with NEA authors and potential users. Many interviewees expected instrumental use; that is, facts directly assisting problem solving. This matches the rhetoric surrounding the NEA’s creation. However, we found more early evidence of interacting conceptual uses (learning), and strategic uses (sometimes deemed misuse). Such uses depend not only on assessment outputs, such as reports, but also on the processes of communication and interaction by which these are created. Thus, planning and analysis of such assessments should deemphasise instrumental use and instead focus on the complex knowledge ‘coproduction’ processes by which diverse and interacting forms of knowledge use may be realised
Challenges to enabling and implementing Natural Flood Management in Scotland
The research for this paper was supported by the Scottish Government RESAS Strategic Research Programme 2011–2016.We explore factors that constrain implementation of Natural Flood Management (NFM), based on qualitative analysis of interviews with those influencing and enabling flood risk management in Scotland. NFM entails collaboration by multiple individuals and organisations to plan and deliver measures such as re-meandering or buffer strips. Our interviewees identified many interacting issues. They particularly focused on difficulties in securing resources, and evidence gaps and uncertainties associated with NFM. Co-ordination was not simple, often requiring new types of skill, expertise, and resources. NFM is thus outside the ‘comfort zone’ of many leading or engaged with flood risk management. These experiences echo and elaborate on other studies of attempts to encourage sustainable flood management. To tackle these challenges, practitioners should reflect how pre-existing ideas and practices may shape and constrain new approaches to managing floods, while research is needed on specific strategies that can assist in enabling change.Publisher PDFPeer reviewe
Cleft Care UK study. Part 5: Child psychosocial outcomes and satisfaction with cleft services
© 2015 John Wiley & Sons A/S. Objectives: To describe the impact of cleft service centralization on parental perceptions of child outcomes and satisfaction with care from the Cleft Care UK (CCUK) study and compare them to the Clinical Standards Advisory Group (CSAG) study that took place 15 years earlier. Setting and Sample Population: A subgroup of respondents from a UK multicentre cross-sectional study (CCUK) of 5-year-olds born with non-syndromic unilateral cleft lip and palate. Materials and Methods: Data on parents' perceptions of child self-confidence and their satisfaction with treatment outcomes and service provision were collected via self-report questionnaires. Data were compared with findings from the 1998 CSAG study. Results: Fewer parents in the CCUK study perceived their children as having poor self-confidence than in the 1998 CSAG study (8 and 19%, respectively). At least 81% of parents report satisfaction with the child's facial features after surgery and 98% report being satisfied with the care received. These results are similar to those reported in 1998. There is no evidence of an adverse impact on families' ability to attend appointments at the cleft clinic following centralization. Levels of reported problems (around 30%) with attendance were similar to those reported by CSAG. Conclusion: Centralization of cleft services appears to have improved parental perceptions of some child outcomes but has made little difference to already high levels of parental satisfaction with cleft care services. Centralization is not associated with an increase in the proportion of families who find it difficult to attend appointments
The role of metrics in the governance of the water-energy-food nexus within the European Commission
Abstract Recent years have witnessed a growing interest in the water-energy-food (WEF) nexus in both academia and policy. This concept draws attention to the link between different environmental and societal domains, and potentially entails substantive shifts in governance processes. As a consequence, policy-makers and scientists have started to develop metrics to make these interactions and ‘trade-offs’ visible. However, it is unknown if current framings of the nexus and relevant quantified metrics either reinforce or challenge existing governance structures. This paper explores relationships between framings of the nexus, metrics and models of governance based on discussions with staff within the European Commission. Although narratives around the need for new metrics are situated in a conventional script about the use of evidence to change policy, our data indicate processes of co-production, by which the use (or non-use) of any new metrics is dependent on existing institutional practices; and will reflect dominant political orderings. In doing so we provide a critical analysis of the role of metrics in environmental governance, and direct attention to the discursive, institutional and political arrangements in which they are embedded and with which they are co-constitutive. Focusing on the cultural and institutional settings in which they are established and used, our study suggests that the question of metrics in the water-energy-food nexus needs to be explored as a problem of establishing a legitimate policy objective in the European Commission and EU policy-making more broadly.publishedVersio
Green's function for gravitational waves in FRW spacetimes
A method for calculating the retarded Green's function for the gravitational
wave equation in Friedmann-Roberson-Walker spacetimes, within the formalism of
linearized Einstein gravity is developed. Hadamard's general solution to
Cauchy's problem for second-order, linear partial differential equations is
applied to the FRW gravitational wave equation. The retarded Green's function
may be calculated for any FRW spacetime, with curved or flat spatial sections,
for which the functional form of the Ricci scalar curvature is known. The
retarded Green's function for gravitational waves propagating through a
cosmological fluid composed of both radiation and dust is calculated
analytically for the first time. It is also shown that for all FRW spacetimes
in which the Ricci scalar curvatures does not vanish, , the Green's
function violates Huygens' principle; the Green's function has support inside
the light-cone due to the scatter of gravitational waves off the background
curvature.Comment: 9 pages, FERMILAB-Pub-93/189-
Centre-level variation in speech outcome and interventions, and factors associated with poor speech outcomes in 5-year-old children with non-syndromic unilateral cleft lip and palate:the Cleft Care UK study. Part 4
Objectives: To investigate centre-level variation in speech intervention and outcome and factors associated with a speech disorder in children in Cleft Care UK (CCUK). Setting and Sample Population: Two hundred and sixty-eight 5-year-old British children with non-syndromic unilateral cleft lip and palate recruited to CCUK. Materials and Methods: Centre-based therapists undertook audio-video recordings. Perceptual analysis was undertaken using the CAPS-A tool. Speech outcomes were based on structural and articulation scores, and intelligibility/distinctiveness. Between-centre variation in treatment and outcomes were examined using multilevel models. These models were extended to estimate the association between a range of factors (hearing loss, speech intervention, fistula, secondary speech surgery for velopharyngeal insufficiency, socio-economic status, gender, and parental happiness with speech) and speech outcomes. Results: There was centre-level variation in secondary speech surgery, speech intervention, structure and intelligibility outcomes. Children with a history of speech intervention had a lower odds of poor intelligibility/distinctiveness, 0.1 (95% CI: 0.0-0.4). Parental concern was associated with a higher odds of poor intelligibility/distinctiveness, 13.2 (95% CI: 4.9-35.1). Poor speech outcomes were associated with a fistula, secondary speech surgery and history of hearing loss. Conclusions: Within the centralized service there is centre-level variation in secondary speech surgery, intervention and speech outcomes. These findings support the importance of early management of fistulae, effective management of velopharyngeal insufficiency and hearing impairment, and most importantly speech intervention in the preschool years. Parental concern about speech is a good indicator of speech status
Disease trajectories, place and mode of death in people with head and neck cancer: findings from the ‘Head and Neck 5000’ population-based prospective clinical cohort study
Background: Few large studies describe initial disease trajectories and subsequent mortality in people with head and neck cancer. This is a necessary first step to identify the need for palliative care and associated services.
Aim: To analyse data from the Head and Neck 5000 study to present mortality, place and mode of death within 12 months of diagnosis.
Design: Prospective cohort study.
Participants: In total, 5402 people with a new diagnosis of head and neck cancer were recruited from 76 cancer centres in the United Kingdom between April 2011 and December 2014.
Results: Initially, 161/5402 (3%) and 5241/5402 (97%) of participants were treated with ‘non-curative’ and ‘curative’ intent respectively. Within 12 months, 109/161 (68%) in the ‘non-curative’ group died compared with 482/5241 (9%) in the ‘curative’ group. Catastrophic bleed was the terminal event for 10.4% and 9.8% of people in ‘non-curative’ and ‘curative’ groups respectively; terminal airway obstruction was recorded for 7.5% and 6.3% of people in the same corresponding groups. Similar proportions of people in both groups died in a hospice (22.9% ‘non-curative’; 23.5% ‘curative’) and 45.7% of the ‘curative’ group died in hospital.
Conclusions: In addition to those with incurable head and neck cancer, there is a small but significant ‘curative’ subgroup of people who may have palliative needs shortly following diagnosis. Given the high mortality, risk of acute catastrophic event and frequent hospital death, clarifying the level and timing of palliative care services engagement would help provide assurance as to whether palliative care needs are being met
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