77 research outputs found

    Using TRAILER tool for Managing Informal Learning in academic and professional contexts: the learners’ perspective

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    Viegas, C., Marques, A., Alves, G., Zangrando, V., Galanis, N., Brouns, F., Janssen, J., Waszkiewicz, E., Mykowska, A., Gonzalez, M., Holgado, A., & GarcĂ­a-Peñalvo, F. (2013). Using TRAILER tool for Managing Informal Learning in academic and professional contexts: the learners’ perspective. In F. J. GarcĂ­a-Peñalvo (Ed.) Proceedings of the 2013 Conference on Technological Ecosystems for Enhancing Multiculturality. (pp. 529-534). November, 14-15, 2013, Salamanca, Spain.Informal Learning plays an important role in everyone's life and yet we often are unaware of it. The need to keep track of the knowledge acquired through informal learning is increasing as its sources become increasingly diverse. This paper presents a study on a tool developed to help keeping track of learners’ informal learning, both within academic and professional contexts, This tool, developed within the European Commission funded TRAILER project, will further integrate the improvements suggested by users during the piloting phase. The two studied contexts were similar regarding the importance and perception of Informal Learning, but differed concerning tool usage. The overall idea of managing one’s informal learning was well accepted and welcomed, which validated the emerging need for a tool with this purpose.Tagging, Recognition and Acknowledgment of Informal Learning ExpeRiences project (TRAILER) that is funded by the European Commission's Lifelong Learning Programme. Ref. 519141-LLP-1-2011-1-ES-KA3-KA3MP [http://www.trailerproject.eu]. This publication reflects the views only of the author, and the Commission cannot be held responsible for any use which may be made of the information contained therein

    Stable Isotope Records from Mount Logan, Eclipse Ice Cores and Nearby Jellybean Lake. Water Cycle of the North Pacific Over 2000 Years and Over Five Vertical Kilometres: Sudden Shifts and Tropical Connections

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    Three ice cores recovered on or near Mount Logan, together with a nearby lake record (Jellybean Lake), cover variously 500 to 30 000 years. This suite of records offers a unique view of the lapse rate in stable isotopes from the lower to upper troposphere. The region is climatologically important, being beside the Cordilleran pinning-point of the Rossby Wave system and the Aleutian Low. Comparison of stable isotope series over the last 2000 years and model simulations suggest sudden and persistent shifts between modern (mixed) and zonal flow regimes of water vapour transport to the Pacific Northwest. The last such shift was in A.D. 1840. Model simulations for modern and “pure” zonal flow suggest that these shifts are consistent regime changes between these flow types, with predominantly zonal flow prior to ca. A.D. 1840 and modern thereafter. The 5.4 and 0.8 km asl records show a shift at A.D. 1840 and another at A.D. 800. It is speculated that the A.D. 1840 regime shift coincided with the end of the Little Ice Age and the A.D. 800 shift with the beginning of the European Medieval Warm Period. The shifts are very abrupt, taking only a few years at most.Trois carottes de glace prĂ©levĂ©es Ă  proximitĂ© du mont Logan, combinĂ©es Ă  une coupe stratigraphique du lac Jellybean, couvrent une pĂ©riode comprise entre 500 et 30 000 ans. Elles renseignent sur les taux de changement de la composition isotopique de la troposphĂšre. La rĂ©gion Ă©tudiĂ©e est importante au niveau climatologique puisqu’elle est au point de convergence des ondes de Rossby et de la dĂ©pression des AlĂ©outiennes. La comparaison entre la composition isotopique depuis 2000 ans et les rĂ©sultats des simulations suggĂšre des changements brusques et persistants entre les rĂ©gimes de transport de vapeur d’eau modernes et zonaux dans le nord-est du Pacifique, oĂč le dernier changement s’est produit en 1840 de notre Ăšre. Les simulations indiquent que les changements de flux correspondent aux changements de rĂ©gime, avec un flux zonal avant ca 1840 pour passer au type moderne ensuite. Les forages Ă  5,4 et 0,8 km d’altitude montrent un changement en A.D. 1840 et un autre en l’an 800. On prĂ©sume que ces changements de rĂ©gime coĂŻncident respectivement avec la fin du Petit Âge Glaciaire et le dĂ©but de la pĂ©riode mĂ©diĂ©vale chaude, ces changements s’étant produits en quelques annĂ©es seulement

    Enhancing informal learning recognition through TRAILER project

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    Conde, M. A., GarcĂ­a-Peñalvo, F. J., Zangrando, V., GarcĂ­a-Holgado, A., Seoane-Pardo, A. M., Alier, M., Galanis, N., Griffiths, D., Johnson, M., Janssen, J., Brouns, F., Vogten, H., Finders, A., Sloep, P. B., Marques, M. A., Viegas, M. C., Alves, G. R., Waszkiewicz, E., Mykowska, A., Minovic, M., & Milovanovic, M. (2013). Enhancing informal learning recognition through TRAILER project. In F. J. GarcĂ­a-Peñalvo, M. Á. Conde, & D. Griffiths (Eds.), Proceedings of the Workshop on Solutions that Enhance Informal Learning Recognition (WEILER 2013) (pp. 21-30). September, 18, 2013, Paphos, Cyprus. http://ceur-ws.org/Vol-1039/The evolution of new technology and its increasing use, has for some years been making the existence of informal learning more and more transparent, especially among young and older adults in both Higher Education and workplace contexts. However, the nature of formal and non-formal, coursebased, approaches to learning has made it hard to accommodate these informal processes satisfactorily. The project aims to facilitate first the identification by the learner (as the last responsible of the learning process), and then the recognition by the institution, in dialogue with the learner, of this learning. To do so a methodology and a technological framework to support it have been implemented. This project has been tested in several contexts showing that an informal learning dialogue between learners and people in charge of the institutions is possible.Tagging, Recognition and Acknowledgment of Informal Learning ExpeRiences project (TRAILER) that is funded by the European Commission's Lifelong Learning Programme. Ref. 519141-LLP-1-2011-1-ES-KA3-KA3MP [http:// trailerproject.eu]. This publication reflects the views only of the author, and the Commission cannot be held responsible for any use which may be made of the information contained therein

    PAHs, PCBs, PBDEs and Pesticides in Cold-Pressed Vegetable Oils

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    The aim of this study was to investigate levels of polychlorinated biphenyls (marker and dioxin-like congeners), polycyclic aromatic hydrocarbons (EPA 15 + 1), polybrominated diphenyl ethers (14 predominant congeners) and pesticides (74 compounds) in various cold-pressed vegetable oils. Poppy seed oil, rapeseed oil, sesame seed oil, pumpkinseed oil, hempseed oil, linaire oil, borage oil and evening star oil were investigated. Results of this study revealed that concentrations of PCBs, PBDEs and PAHs were low in majority of the investigated samples. However, high concentrations of organophosphorus insecticides were found. Chlorpyrifos methyl and pirimiphos methyl were the pesticide residues most commonly found in the studied oils. Concentration of 15 + 1 EPA PAHs was within the 17.85–37.16 Όg kg−1 range, concentration of (marker) PCBs varied from 127 to 24,882 pg g−1, dioxin-like TEQ values were below 0.1 pg TEQ g−1. Concentration of PBDEs was below LOQ in most cases

    Arms Racing, Military Build-Ups and Dispute Intensity: Evidence from the Greek-Turkish Rivalry, 1985-2020

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    Arms races are linked in the public conscience to potential violence. Following gas discoveries in eastern Mediterranean, Greece and Turkey nearly came to blows in August 2020 and both states have enacted military expansion plans, further risking escalation. We present a novel approach to study the effect of military build-ups on dispute intensity, using monthly data on Turkish incursions into Greek-claimed airspace. Because airspace claims feature strongly in the dispute, these contestations represent an appropriate measure of the intensity with which Turkey pursues the conflict. Theoretically, we suggest that bilateral factors drive this intensity. We argue that increased Greek military capabilities deter incursions whereas increased Turkish military capabilities fuel them. Results from time-series models support the second expectation. Consequently, the study provides a novel methodological approach to studying interstate conflict intensity and shines new light on escalation dynamics in the Greek-Turkish dispute
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