315 research outputs found

    LAND USE IN THE AUSTRALIAN RANGELANDS

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    This paper reviews pastoral lease arrangements across Australia and considers the extent to which these affect the emergence of non-pastoral land uses. Some 44 per cent of Australia is made up of pastoral leases. The predominant use of these leases is for grazing livestock (primarily sheep and cattle). However, there is increasing demand for this land to be used for non-pastoral uses, such as tourism, farming of nonconventional livestock (such as goats, kangaroos and camels) and conservation of native wildlife. More neutral and outcome-focused pastoral leasing arrangements may better facilitate pastoral and non-pastoral land uses in the future.Land Economics/Use,

    Enduring Pasts: The Intersections of the Past and Present

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    A central component of Donald Trump’s campaign to become President of the United States was the promise to restore America to greatness. Using this as an example Phil Hughes, a PhD student in the School of Archaeology and Ancient History, explores engagements with the past both ideologically and materially to reveal how the past is a deeply-inscribed element of our being in the present

    Housing Supply and Planning Delay in the South of England

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    There is growing international interest in the impact of regulatory controls on the supply of housing The UK has a particularly restrictive planning regime and a detailed and uncertain process of development control linked to it. This paper presents the findings of empirical research on the time taken to gain planning permission for selected recent major housing projects from a sample of local authorities in southern England. The scale of delay found was far greater than is indicated by average official data measuring the extent to which local authorities meet planning delay targets. If these results are representative of the country as a whole, they indicate that planning delay could be a major cause of the slow responsiveness of British housing supply.

    Environmental regulatory arrangements and aquaculture production

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    Aquaculture production in Australia is subject to an unnecessarily complex array of legislation and agencies - covering environmental protection, land use planning, marine and coastal management, land tenure, and quarantine and translocation. Unwarranted, or poorly developed and implemented, arrangements can impose unnecessary costs on producers, consumers and the community, affect competitiveness, and adversely affect management of the environment. This paper assess environmental regulatory arrangements for aquaculture, identifies potential constraints on the aquaculture industry, and opportunities for improving the efficiency and effectiveness of environmental regulatory arrangements.aquaculture, regulatory arrangements, environmental management, Agricultural and Food Policy,

    Space Shuttle Flight Support Motor no. 1 (FSM-1)

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    Space Shuttle Flight Support Motor No. 1 (FSM-1) was static test fired on 15 Aug. 1990 at the Thiokol Corporation Static Test Bay T-24. FSM-1 was a full-scale, full-duration static test fire of a redesigned solid rocket motor. FSM-1 was the first of seven flight support motors which will be static test fired. The Flight Support Motor program validates components, materials, and manufacturing processes. In addition, FSM-1 was the full-scale motor for qualification of Western Electrochemical Corporation ammonium perchlorate. This motor was subjected to all controls and documentation requirements CTP-0171, Revision A. Inspection and instrumentation data indicate that the FSM-1 static test firing was successful. The ambient temperature during the test was 87 F and the propellant mean bulk temperature was 82 F. Ballistics performance values were within the specified requirements. The overall performance of the FSM-1 components and test equipment was nominal

    Ammonia-methane combustion in tangential swirl burners for gas turbine power generation

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    Ammonia has been proposed as a potential energy storage medium in the transition towards a low-carbon economy. This paper details experimental results and numerical calculations obtained to progress towards optimisation of fuel injection and fluidic stabilisation in swirl burners with ammonia as the primary fuel. A generic tangential swirl burner has been employed to determine flame stability and emissions produced at different equivalence ratios using ammonia–methane blends. Experiments were performed under atmospheric and medium pressurised conditions using gas analysis and chemiluminescence to quantify emission concentrations and OH production zones respectively. Numerical calculations using GASEQ and CHEMKIN-PRO were performed to complement, compare with and extend experimental findings, hence improving understanding concerning the evolution of species when fuelling on ammonia blends. It is concluded that a fully premixed injection strategy is not appropriate for optimised ammonia combustion and that high flame instabilities can be produced at medium swirl numbers, hence necessitating lower swirl and a different injection strategy for optimised power generation utilising ammonia fuel blends

    The Evolution and Environmental Benefits of the All Wales Stroke Meeting (AWSM), a Video Conference Multidisciplinary Meeting for Stroke Physicians

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    Background: The All Wales Stroke Meeting (AWSM) is a multidisciplinary stroke meeting. Stroke clinicians can present cases to review the neuroradiology and discuss the clinical story to further clinical care, seek consensus views on the management in specific rare or complex cases or provide an educational opportunity for the group centred around a rare case or specific feature of the case. Methods: The meeting was created to pool the knowledge of clinicians working across Wales to benefit patient care throughout the country. Here we describe the development, structure and personnel involved in the meeting. There is a focus on the technological requirements of the meeting and how utilising newly introduced IT solutions further improved the meeting’s accessibility. Results: There is a positive economic and environmental impact of delivering multidisciplinary meetings through videoconference technology. The AWSM is estimated to annually save 97.16 days of clinician time and £13,087.18 in travel expenses. We estimate a reduction of carbon footprint of 15,792.38–19,722.44 kg CO2. Conclusion: The AWSM has been an invaluable component of stroke healthcare in Wales since 2009. We think this is an example of where collaborative working and innovative use of technologies can benefit clinicians, patients, NHS services and the environment. Keywords: Stroke, Stroke evaluation, Video conference, Neuroradiology, Continued professional development, Education, Multidisciplinary meetin
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