885,043 research outputs found

    The United Kingdom's Experience with North Sea Oil and Gas

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    SUMMARY Oil has been important but not dominant in the UK economy. Extraction has been done mainly by private firms. Allocation of leases has been discretionary, and there has been little obvious attempt to slow the release of blocks. Oil taxation has been complex, mainly profit?based, and frequently changed, but not unsuccessful. Stabilisation, however, has failed; the country went into slump and high unemployment as oil sales and revenue boomed. The mistake was a failure to ‘lean against’ the factors producing a great rise in real effective exchange rate between 1977 and 1980. RESUME L'ExpĂ©rience de la Grande Bretagne avec le PĂ©trole et le Gaz de la Mer du Nord Le pĂ©trole a Ă©tĂ© important mais pas dominant dans l'Ă©conomie de la Grande Bretagne. L'extraction a Ă©tĂ© effectuĂ©e essentiellement par des compagnies privĂ©es. L'allocation des bails s'est fait Ă  discrĂ©tion et il y a eu trĂšs peu de tentative Ă©vidente de ralentir la vente de tranches d'actions. L'imposition du pĂ©trole a toujours Ă©tĂ© trĂšs complexe essentiellement basĂ©e sur profit, et frĂ©quemment changĂ©e, mais elle n'a pas Ă©tĂ© nĂ©anmoins sans succĂšs. La stabilisation nĂ©anmoins a Ă©chouĂ©. Le pays est retombĂ© dans le marasme avec un haut niveau de chĂŽmage tandis que les ventes et revenus pĂ©troliers montaient en flĂšche. L'erreur, c'Ă©tait d'avoir manquĂ© de ‘prendre appui’ sur les facteurs qui avaient produit la considĂ©rable hausse dans le taux d'Ă©change rĂ©el effectif entre 1977 et 1980. RESUMEN La experiencia del Reino Unido con el petrĂłleo y el gas del Mar del Norte En la economia del Reino Unido, el petrĂłleo ha sido importante, pero no dominante. La extracciĂłn la han realizado principalmente firmas privadas. La concesiĂłn de usufructos ha sido discrecional y ha habido pocos intentos obvios para disminuir la liberaciĂłn de obstĂĄculos La tributaciĂłn al petrĂłleo ha sido compleja, principalmente basada en las utilidades, frecuentemente modificada, pero no carente de Ă©xito. Sin embargo, la estabilizaciĂłn ha fracasado, el paĂ­s cayĂł en una depresiĂłn y alto desempleo a medida que las ventas y utilidades del petrĂłleo florecian. El error fue una falla en apoyarse en los factores que produjeron una gran alza an la tasa real de cambio efectiva entre 1977 y 1980

    Quantum-inspired computational imaging

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    Computational imaging combines measurement and computational methods with the aim of forming images even when the measurement conditions are weak, few in number, or highly indirect. The recent surge in quantum-inspired imaging sensors, together with a new wave of algorithms allowing on-chip, scalable and robust data processing, has induced an increase of activity with notable results in the domain of low-light flux imaging and sensing. We provide an overview of the major challenges encountered in low-illumination (e.g., ultrafast) imaging and how these problems have recently been addressed for imaging applications in extreme conditions. These methods provide examples of the future imaging solutions to be developed, for which the best results are expected to arise from an efficient codesign of the sensors and data analysis tools.Y.A. acknowledges support from the UK Royal Academy of Engineering under the Research Fellowship Scheme (RF201617/16/31). S.McL. acknowledges financial support from the UK Engineering and Physical Sciences Research Council (grant EP/J015180/1). V.G. acknowledges support from the U.S. Defense Advanced Research Projects Agency (DARPA) InPho program through U.S. Army Research Office award W911NF-10-1-0404, the U.S. DARPA REVEAL program through contract HR0011-16-C-0030, and U.S. National Science Foundation through grants 1161413 and 1422034. A.H. acknowledges support from U.S. Army Research Office award W911NF-15-1-0479, U.S. Department of the Air Force grant FA8650-15-D-1845, and U.S. Department of Energy National Nuclear Security Administration grant DE-NA0002534. D.F. acknowledges financial support from the UK Engineering and Physical Sciences Research Council (grants EP/M006514/1 and EP/M01326X/1). (RF201617/16/31 - UK Royal Academy of Engineering; EP/J015180/1 - UK Engineering and Physical Sciences Research Council; EP/M006514/1 - UK Engineering and Physical Sciences Research Council; EP/M01326X/1 - UK Engineering and Physical Sciences Research Council; W911NF-10-1-0404 - U.S. Defense Advanced Research Projects Agency (DARPA) InPho program through U.S. Army Research Office; HR0011-16-C-0030 - U.S. DARPA REVEAL program; 1161413 - U.S. National Science Foundation; 1422034 - U.S. National Science Foundation; W911NF-15-1-0479 - U.S. Army Research Office; FA8650-15-D-1845 - U.S. Department of the Air Force; DE-NA0002534 - U.S. Department of Energy National Nuclear Security Administration)Accepted manuscrip

    Characterising underwater noise and changes in harbour porpoise behaviour during the decommissioning of an oil and gas platform

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    This study was funded by the UK Department for Business, Energy & Industrial Strategy (BEIS) Offshore Energy Strategic Environmental Assessment research programme under contracts OESEA-20-125 and OESEA-21-133, using equipment previously purchased by UK Department of Energy and Climate Change, Scottish Government, Oil and Gas UK, COWRIE and Moray Offshore Renewables Ltd.Peer reviewe

    The non-use and influence of UK energy sector indicators

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    This paper presents the results from a case study on the role in policymaking of UK Energy Sector Indicators (ESIs), introduced by the government in 2003. The findings show that the ESIs constituted a very minor element within the broader evidence-base used by policymakers, and that this indicator set and its objectives were poorly known even to central players in the sector. The findings of this research provide further evidence for the observation that scientific knowledge (including evaluations, assessments and indicators) seldom play an instrumental role in policymaking, and are more likely to produce indirect, conceptual and political impacts. The analysis provides a number of tentative conclusions concerning such potential indirect impacts that accrue mainly through processes of dialogue and argumentation both during the preparation of the indicators and after their publication as part of the annual reporting by the UK energy department. The ESIs have played various conceptual and political roles, yet the concrete outcomes in terms of policy change remain to be explored. The conclusions highlight the limitations of rationalist notions of direct, instrumental use in the efforts to understand the role of indicators in policymaking. The paper concludes by three tentative propositions concerning the explanations to the absence of instrumental role of the ESIs, which could be usefully explored in future research: the characteristics of the energy sector; the characteristics of the UK policy culture; and the exceptionality of the ESIs in the general evidence-base of UK energy sector

    Reef effect of offshore structures on the occurrence and foraging activity of harbour porpoises

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    Funding This study was funded by the UK Department for Business, Energy & Industrial Strategy (BEIS) Offshore Energy Strategic Environmental Assessment research programme under contracts OESEA-20-125 and OESEA-21-133, using equipment previously purchased by UK Department of Energy and Climate Change, Scottish Government, Oil and Gas UK, COWRIE and Moray Acknowledgments We would like to thank Bill Ruck, Moray First Marine and colleagues from the University of Aberdeen for assistance with the data collection, and John Hartley for his support through the project and for his comments on the manuscript. We are very grateful to Ithaca Energy (UK) Limited, Repsol Sinopec Resources UK Limited and SSE Generation Limited for allowing access to the Jacky platform, Beatrice Bravo platform and Beatrice wind demonstrator turbine sitesPeer reviewedPublisher PD

    Innovative concepts for aerodynamic control of wind turbine rotors

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    New systems for the aerodynamic control of wind turbine rotors are being studied in various projects funded by the UK Department of Energy. Results from a current project, ongoing at the National Wind Turbine Test Centre (NWTC) in Scotland are presented. These systems show the promise of much cheaper and more affective active control of horizontal axis wind turbines than has been achieved with full span and partial span pitching systems

    A new approach to estimate fecundity rate from inter-birth intervals

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    Funded by Department of Energy and Climate Change (UK), BES, ASAB, Greenpeace, Environmental Trust, Scottish Natural Heritage, Scottish Government, Whale and Dolphin Conservation, Talisman Energy (UK) Ltd., DECC, Chevron, Natural Environment Research Council Acknowledgments Funding for this work was provided by the Department of Energy and Climate Change (UK). Photo-identification data were collected during a series of grants and contracts from the BES, ASAB, Greenpeace Environmental Trust, Scottish Natural Heritage, Scottish Government, Whale and Dolphin Conservation, Talisman Energy (UK) Ltd., DECC, Chevron, and the Natural Environment Research Council. All survey work was carried out under Scottish Natural Heritage Animal Scientific Licences. The authors have no conflict of interest to declare. We thank Mark Bravington for his helpful advice at the early stages of this work and two anonymous reviewers for their useful comments on the manuscript.Peer reviewedPublisher PD

    Tidal streams, fish and seabirds : understanding the linkages between mobile predators, prey, and hydrodynamics

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    Fundings: Natural Environment Research Council (GrantNumber(s): VertIBase project [NE/N01765X/1]) Department for Business, Energy and Industrial Strategy, UK Government (GrantNumber(s): Offshore Energy Strategic Environmental Assessment) ACKNOWLEDGMENTS We gratefully acknowledge the support of the crew and scientists of the MRV Scotia 2016 (0916S) and 2018 (1018S) cruises: Marianna Chimienti, Helen Wade, Laura Williamson, Ewan Edwards, Ross Culloch, Tom Evans, Sarah Fenn, David Hunter, Eric Armstrong, and Adrian Tait. This work was supported by the NERC VertIBase Project [NE/N01765X/1] and the UK Department for Business, Energy and Industrial Strategy’s Offshore Energy Strategic Environmental Assessment Programme.Peer reviewedPublisher PD

    Corporate re-domiciliation:Regulatory policy and technical challenges

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    A critical consideration of the UK Department of Business, Energy and Industrial Strategy's consultation paper on Corporate Re-domiciliation (2021) considering the transfer of entities from other jurisdictions to the UK without loss of legal or business continuity

    Effects of impulsive noise on marine mammals : investigating range-dependent risk

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    This work was funded as part of the Department of Energy and Climate Change's Offshore Energy Strategic Environmental Assessment programme, with additional resources from the National Capability funding from the Natural Environment Research Council to the Sea Mammal Research Unit (grant no. SMRU1001). Recordings of piling and seismic noise from the Moray Firth were collected with the support of the Department of Energy and Climate Change, Scottish Government, Oil and Gas UK Ltd., COWRIE, EU DOWNVInD project, Talisman Energy (UK) Ltd. and Scottish & Southern Energy. Thanks also to Helen Bailey and Keith Needham for making field recordings, Francesca Marubini for comments and suggestions on drafts of the manuscript, and to Stephen Robinson at the National Physics Laboratory and Douglas Gillespie at the Sea Mammal Research Unit for discussions and guidance about acoustic analyses.Peer reviewedPublisher PD
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