125 research outputs found

    Connecting children to nature with technology:Sowing the seeds for pro-environmental behaviour

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    Urban development and visual culture: Commodifying the gaze in the regeneration of Tigné Point, Malta

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    This paper explores some of the hitherto under-researched intersections between urban (re)development, urban planning and visual culture. What emerges is an academic context that, to date, has largely compartmentalised discrete literatures on ‘view’, ‘value of the view’ and cityscape change, (re)Imagineering and (re)scripting). It shows how materialising processes associated with the commodification of a panoramic view in politico-economic and cultural terms can be used to transform and regenerate along neoliberal lines. It demonstrates how panoramas, when treated as a commodity within the context of neoliberal capitalism, are appropriated, (re)imagined and (re)scripted by architects and property developers to create high status, residential and commercial space for an affluent élite. As such, panoramas are a mechanism for the acceleration of capital accumulation that inherently create new and reinforce existing spatial inequalities. This study draws on research into the commodification of the view of the historic city of Valletta in the redevelopment of Tigné Point, the largest, most comprehensive regeneration scheme in Malta in recent years

    Networks or structures? : organizing cultural routes around heritage values : case studies from Poland

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    The most common way of managing cultural heritage recently takes form of cultural routes as they seem to offer a new model of participation in culture to their recipients; they are often a peculiar anchor point for inhabitants to let them understand their identity and form the future; they offer actual tours to enter into interaction with culture and history, to build together that creation of the heritage, which so is becoming not only a touristic product, but, first of all, the space for cultural, social and civic activity. Yet, so far, according to what we know, the research problem concerning the method of cultural route organization (points on the route) into solid structures or more of the networked nature, has not been deliberated. A question arises, what values are brought by routes and how to organize routes to be the carriers of the values important for communities, where routes are functioning. And, as a consequence, if, from the point of view of the values of local communities, organizing solid route structures or organizing more widely-spaced, network-based routes would bring effects and what those effects would be. Thus, the posed question is of course scientifically imprecise because a network is a type of structure but presents a given direction for the development of cultural route structures. Our objective here is to present a certain solidity and rigidity of structure with dynamic and smooth understanding of the network. The research presented in the article is based on 3 case studies. We have selected for this purpose the three largest cultural routes in Poland, organized to various degrees. The outcome of the research was referred also to other cultural route organization research

    Cadmium-Induced Oxidative Stress and Apoptotic Changes in the Testis of Freshwater Crab, Sinopotamon henanense

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    Cadmium (Cd), one of the most toxic environmental and industrial pollutants, is known to exert gonadotoxic and spermiotoxic effects. In the present study, we examined the toxic effect of Cd on the testis of freshwater crab, Sinopotamon henanense. Crabs were exposed to different Cd concentrations (from 0 to 116.00 mg·L−1) for 7 d. Oxidative stress and apoptotic changes in the testes were detected. The activities of SOD, GPx and CAT initially increased and subsequently decreased with increasing Cd concentrations, which was accompanied with the increase in malondialdehyde (MDA) and H2O2 content in a concentration-dependent manner. Typical morphological characteristic and physiological changes of apoptosis were observed using a variety of methods (HE staining, AO/EB double fluorescent staining, Transmission Electron Microscope observation and DNA fragmentation analysis), and the activities of caspase-3 and caspase-9 were increased in a concentration-dependent manner after Cd exposure. These results led to the conclusion that Cd could induced oxidative damage as well as apoptosis in the testis, and the apoptotic processes may be mediated via mitochondria-dependent apoptosis pathway by regulating the activities of caspase-3 and caspase-9

    From Seasons to Cisterns: The Nature of Geographical Intuition

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