19 research outputs found

    Climate Change Challenge (3C) and Social-Economic-Ecological Interface-Building—Exploring Potential Adaptation Strategies for Bio-resource Conservation and Livelihood Development: Epilogue

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    Climate change is arguably the single most dominant environmental threat facing humanity. Its manifestations, particularly through rising temperatures, changing rainfall, sea-level rise and increasing droughts and floods have the potential to adversely impact natural ecosystems (such as forests, grasslands, rivers and oceans) and socioeconomic systems (such as food production, fisheries and coastal settlements). This is adding additional stresses to the ecosystem services which form a substantial source of income to the rural inhabitants. It is most proximate and inextricably linked to well-being, development and economic growth which are part of the eight Millennium Development Goals (MDGs), which ran from 2000 to 2015

    Performance improvement of silicon solar cells by nanoporous silicon coating

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    In the present paper the method is shown to improve the photovoltaic parameters of screenprinted silicon solar cells by nanoporous silicon film formation on the frontal surface of the cell using the electrochemical etching. The possible mechanisms responsible for observed improvement of silicon solar cell performance are discussed.Исследовано улучшение фотоэлектрических параметров кремниевых солнечных элементов, полученных методом трафаретной печати, за счет образования слоя пористого кремния на фронтальной поверхности элемента. Рассмотрены возможные механизмы, ответственные за улучшение производительности кремниевой солнечной ячейки.Досліджено поліпшення фотоелектричних параметрів кремнієвих сонячних елементів, отриманих методом трафаретного друку, за рахунок утворення шару пористого кремнію на фронтальній поверхні елемента. Розглянуто можливі механізми, відповідальні за поліпшення продуктивності кремнієвого сонячного елемента

    Game feature and expertise effects on experienced richness, control and engagement in game play

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    The extent to which game play is experienced as engaging is an important criterion for the playability of video games. This study investigates how video games can be designed towards increased levels of experienced engagement over time. For this purpose, two experiments were conducted in which a total of 35 participants repeatedly played a video game. Results indicate that experienced engagement is based on the extent to which the game provides rich experiences as well as by the extent to which the game provides a sense of control. In view of the influence of both game features and players’ expertise on the levels of experienced richness and control, it is concluded that game features should be modified over time to maintain optimal levels of engagement

    Wie bestuurt wat in het wetenschappelijk onderwijs:verslag van een tweetal interviewrondes

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    Workshop Climate Change: The second IPCC Assessment and Report, impressions and reactions from the Dutch Society

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    Available from National Research Programme on Global Air Pollution and Climate Change, P.O. Box 1, 3720 BA Bilthoven, fax: +31 30 2744436, e-mail: [email protected] niet beschikbaarResults are described of a workshop held on 2 February 1996 in the Netherlands. The main goal of the workshop was to present the IPCC-findings of the Second Assessment Report to a wide audience of policy makers, scientists, politicians, press, business and NGOs. In the report the questions asked during the workshop are answered by representatives from the institutes involved in this project.SG-NO

    Design of the Study

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    Reinforcing the Attitude-Behavior Relationship in Persuasive Game Design: Four Design Recommendations for Persuasive Games for Societal Interventions

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    Persuasive games for societal interventions aim to shape, reinforceor change players’ attitudes and behavior to help solving complex societalissues. In earlier work, we explored how persuasive game mechanics maycontribute to the formation of attitudes in persuasive games. As a follow-up, this paper presents four design recommendations that could increase the chance that these attitudes will actually lead to the desired behavior shown by players after the game: viz., these attitudes require the right conditions to become a predictor of the desired, post-game behavior.In order to arrive at these recommendations we looked at relevant work from the field of social psychology. Next we linked our insights to the context of persuasive game design. This yielded four conceptual design recommendations for maximizing the likelihood for an attitude influenced by a persuasive game to result in the desired behavior in the real world;1. aligning the degree of specification of a game’s message and the desired behavior2. emphasizing the function of the attitude to be influenced3. enabling players to reflect on their internal states4. emphasizing personal relevance of an attitude to a behavioral choiceSo far, these recommendations are still theoretical in nature. We therefore discuss how future work should empirically examine these, including their implications for the effective use of persuasive game mechanics.Green Open Access added to TU Delft Institutional Repository ‘You share, we take care!’ – Taverne project https://www.openaccess.nl/en/you-share-we-take-care Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.Policy Analysi
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