766 research outputs found

    Community Rescue: Saving sites from the sea

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    Erosion threatens coastal sites around the globe and Scotland has been pioneering a methodology of community action that brings local groups and professional together to work at sites before they are destroyed. This builds upon the Historic Scotland rapid coastal surveys and the follow-up analysis of collected data to prioritise action. Projects such as Shorewatch and the Scotland’s Coastal Heritage at Risk Project (SCHARP) have seen communities update records and participate in practical work. This paper presents the background to these community initiatives, giving details of two projects; the excavation of an Iron Age Wheelhouse in the Hebrides and the relocation of Bronze Age structures in Shetland

    Neutral hydrogen gas, past and future star-formation in galaxies in and around the 'Sausage' merging galaxy cluster

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    CIZA J2242.8+5301 (z=0.188z = 0.188, nicknamed 'Sausage') is an extremely massive (M2002.0×1015MM_{200}\sim 2.0 \times 10^{15}M_\odot ), merging cluster with shock waves towards its outskirts, which was found to host numerous emission-line galaxies. We performed extremely deep Westerbork Synthesis Radio Telescope HI observations of the 'Sausage' cluster to investigate the effect of the merger and the shocks on the gas reservoirs fuelling present and future star formation (SF) in cluster members. By using spectral stacking, we find that the emission-line galaxies in the 'Sausage' cluster have, on average, as much HI gas as field galaxies (when accounting for the fact cluster galaxies are more massive than the field galaxies), contrary to previous studies. Since the cluster galaxies are more massive than the field spirals, they may have been able to retain their gas during the cluster merger. The large HI reservoirs are expected to be consumed within 0.751.0\sim0.75-1.0 Gyr by the vigorous SF and AGN activity and/or driven out by the out-flows we observe. We find that the star-formation rate in a large fraction of Hα\alpha emission-line cluster galaxies correlates well with the radio broad band emission, tracing supernova remnant emission. This suggests that the cluster galaxies, all located in post-shock regions, may have been undergoing sustained SFR for at least 100 Myr. This fully supports the interpretation proposed by Stroe et al. (2015) and Sobral et al. (2015) that gas-rich cluster galaxies have been triggered to form stars by the passage of the shock.Comment: Accepted to MNRAS, 14 pages, 9 figures, 7 table

    Ensemble Concerts: Symphony Orchestra, March 1, 1976

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    University Union AuditoriumMonday EveningMarch 1, 19768:00 p.m

    Exploring heritage through time and space : Supporting community reflection on the highland clearances

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    On the two hundredth anniversary of the Kildonan clearances, when people were forcibly removed from their homes, the Timespan Heritage centre has created a program of community centred work aimed at challenging pre conceptions and encouraging reflection on this important historical process. This paper explores the innovative ways in which virtual world technology has facilitated community engagement, enhanced visualisation and encouraged reflection as part of this program. An installation where users navigate through a reconstruction of pre clearance Caen township is controlled through natural gestures and presented on a 300 inch six megapixel screen. This environment allows users to experience the past in new ways. The platform has value as an effective way for an educator, artist or hobbyist to create large scale virtual environments using off the shelf hardware and open source software. The result is an exhibit that also serves as a platform for experimentation into innovative ways of community co-creation and co-curation.Postprin

    Proposed policy guidelines for managing heritage at risk based on public engagement and communicating climate change

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    The deterioration and loss of our historic environment due to natural erosive processes, exacerbated by climate change, already outpaces available resources for preservation and will accelerate over the coming century. While this process is divisive and destructive, it is also bringing together international collaborators who are developing more holistic approaches to addressing heritage at risk. In 2018, an intensive fieldtrip and series of workshops as part of the Learning from Loss project brought researchers and practitioners from both sides of the Atlantic together with community stakeholders. Over twelve days, the delegates considered alternative futures for heritage at risk, exploring diverse perspectives and observing action previously taken at threatened sites by both heritage professionals and local communities, often working in collaboration. Recognising that not everything can be saved, the structured discussions and site visits revealed a number of insights into ways that action could be planned in the future. The suggestions also highlighted differences in the way that heritage is managed in the UK and the US. This paper summarises the findings of the field trip and discusses how there may need to be a sea-change in thinking in the United Sates in order to prepare for the growing disaster facing an increasing number of archaeological monuments.Publisher PDFPeer reviewe

    Effect of virtual group EcoMeditation on psychological conditions and flow states

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    BACKGROUND: A plethora of literature has delineated the therapeutic benefits of meditation practice on psychological functioning. A novel meditative practice, EcoMeditation, includes elements of four evidence-based techniques: The Quick Coherence Technique for regulating heart rate variability (HRV), Emotional Freedom Techniques (EFT), mindfulness, and neurofeedback. OBJECTIVES: Changes in psychological symptoms, including anxiety, depression, posttraumatic stress, pain, and happiness were measured following a one-day virtual EcoMeditation training workshop. The current study extended on previous literature by adding measures of transcendent experiences and flow states. METHODS: Participants were drawn from a convenience sample of 151 participants (130 female, 21 male) aged between 26 to 71 years (M = 45.1, SD = 9.19) attending a one-day virtual EcoMeditation workshop. They were assessed pre-workshop, post-workshop, and at 3-months follow-up. RESULTS: Post-workshop results (N = 111) indicated a significant reduction in anxiety (−42.3%, p < 0.001), depression (−37.5%, p < 0.001), posttraumatic stress (−13.0%, p < 0.001), and pain (−63.2%, p < 0.001) Likert mean scores when compared to pre-workshop. There was also a significant increase in happiness (+111.1%, p < 0.001), flow states (+17.4%, p < 0.001), and transcendent experiences (+18.5%, p < 0.001). At 3-months follow-up, a one-way repeated measures ANOVA (N = 72) found significant decreases in anxiety, depression, and pain symptoms between pre-test and post-test, as well between pre-test and follow-up. Flow, happiness, and transcendent experiences increased significantly between pre-test and post-test, as well as between pre-test and follow-up, with over 71% of participants experiencing clinically significant improvements. Significant reductions in posttraumatic stress and depression symptoms between pre-test and follow-up were also noted. CONCLUSION: EcoMeditation is associated with significant improvements in psychological conditions such as anxiety, depression, pain, and posttraumatic stress. EcoMeditation was also shown to enhance flow states and transcendent experiences. The benefits identified were similar to those found in the existing literature and provide support for the use of EcoMeditation as an effective stress reduction method that improves psychological symptoms and enhances transcendent states

    Case study: evaluating the use of an electronic messaging system in business.

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    This experience report outlines problems encountered whilst monitoring employees communication and how they were overcome. Ethical issues were raised in the recording of individual email messages. To overcome the Hawthorne effect but also to take into account the ethical considerations of monitoring employees a set of guidelines for electronic monitoring is suggested. The value of measuring the communication processes through electronic monitoring has been shown at the Danwood Group. The analysis of email has enabled the effect on employee time to be quantified and has given some surprising results. This has lead to a series of recommendations that will enable companies to make better use of email communication and increase employee productivity

    The cost of email interruption.

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    The use of email by employees at the Danwood Group was studied and it was found that the interrupt effect from emails is more than generally believed. Employees allowed themselves to be interrupted almost as frequently as telephone calls and the common reaction to the arrival of an email is to react almost as quickly as they would respond to telephone calls. This means the interrupt effect is comparable with that of a telephone call. The recovery time from an email interruption was found to be significantly less than the published recovery time for telephone calls. It is to be concluded, therefore, that while Email is still less disruptive than the telephone, the way the majority of users handle their incoming email has been shown to give far more interruption than expected. By analysing the data captured the authors have been able to create recommendations for a set of guidelines for email usage within the workplace that will increase employee efficiency by reducing the prominence of interruptions, restricting the use of email-to-all messages, setting-up the email application to display three lines of the email and to check for email less frequently. It is recommended that training should be given to staff on how to use email more effectively to increase employee productivity
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