985 resultados para Roís de Corella, Joan


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Los consorcios han sido una de las novedades más influyentes en la realidad bibliotecaria mundial de los últimos cinco años. Su expansión territorial y en actividades los ha convertido en un fenómeno que ha cambiado profundamente las formas tradicionales de definir los servicios bibliotecarios. El examen atento de las actividades que ha desarrollado el Consorcio de Bibliotecas Universitarias de Cataluña (CBUC) en el ámbito de las bibliotecas digitales es una muestra de las posibilidades de cooperación existentes en estos inicios del Siglo XXI. El CBUC inició sus actividades de contratación de contenidos digitales en el 1998. Los productos y servicios licenciados se agruparon bajo el nombre de Biblioteca Digital de Catalunya (BDC). La BDC contiene actualmente unas 6.800 revistas-e, 58 BBDD y 4.100 libros-e. De forma bastante paralela en el tiempo nacieron un servidor de sumarios electrónicos de revistas y un servidor de tesis doctorales a texto completo. La evolución de las necesidades de las bibliotecas ha comportado que hoy en el CBUC se tenga la visión de la BDC como un servicio formado de dos grandes partes: a) los productos exteriores sujetos a contratación y accesibles remotamente a través de servicios comerciales, y, b) servidores de aquellos objetos digitales generados en el ámbito del CBUC y que solo pueden ser puestos en la red por nosotros mismos. Para gestionar esta segunda parte de la BDC debemos constituir almacenes o repositorios digitales. Entre las diferentes posibilidades, el CBUC ha optado por crear repositorios institucionales colectivos de diferente tipo según los materiales que contienen. Hasta el momento se han creado tres repositorios: uno para tesis, uno para revistas y uno para literatura gris de investigación. Está previsto crear un cuarto repositorio para imágenes. La ponencia finaliza con los aprendizajes del CBUC en materia de repositorios. El principal es que la mayor dificultad para crearlos no son los elementos tecnológicos sino establecer mecanismos de relación con el profesorado y la universidad para que los diferentes documentos creados de forma electrónica pasen a formar parte de los repositorios institucionales correspondientes.

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"Social metabolism" is a notion that links up the natural sciences and the social sciences, and also human history. Work has been done by some groups in Europe in order to operationalize the old idea of looking at the economy from the point of view of "social metabolism". This paper is an attempt to consider the links between each society’s characteristic metabolic profile and the ecological distribution conflicts, at different scales (international, national, regional).

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One main concern of Ecological Economics is the balance between human population and natural resources. This is rightly named the Malthusian question because Malthus predicted that human populations, if unchecked, would grow exponentially while agricultural production (and other land-based productions) would be subject to decreasing returns to the labour input. This article shows that over one hundred years ago, there was in Europe and America a successful social movement that called itself Neo-Malthusianism. In contrast to Malthus’ pessimism, it believed that population growth could be stopped among the poor classes by voluntary decisions. Women were entitled to choose the number of children they wanted to have. The movement did not appeal to the State to impose restrictions on population growth. On the contrary, in Southern Europe it was based on "bottom up" activism against governments and the Catholic Church.

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Authors working on "industrial metabolism" or "social metabolism" look at the economy in terms of flows of energy and materials. Together with the ecological economists, they see the economy as a subsystem of a larger physical system. Marx and Engels followed with a few years’ delay many of the remarkable scientific and technical novelties of their time.

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Ecological economics is a recently developed field, which sees the economy as a subsystem of a larger finite global ecosystem. Ecological economists question the sustainability of the economy because of its environmental impacts and its material and energy requirements, and also because of the growth of population. Attempts at assigning money values to environmental services and losses, and attempts at correcting macroeconomic accounting, are part of ecological economics, but its main thrust is rather in developing physical indicators and indexes of sustainability. Ecological economists also work on the relations between property rights and resource management, they model the interactions between the economy and the environment, they study ecological distribution conflicts, they use management tools such as integrated environmental assessment and multi-criteria decision aids, and they propose new instruments of environmental policy.

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Shrimps are produced in two different ways. They are fished in the sea (sometimes at the cost of turtle destruction) or they are "farmed" in ponds in coastal areas. Such aquaculture is increasing around the world as shrimps become a valuable item of world trade. Mangrove forests are sacrificed for commercial shrimp farming. This paper considers the conflict between mangrove conservation and shrimp exports in different countries.Who has title to the mangroves, who wins and who loses in this tragedy of enclosures? Which languages of valuation are used by different actors in order to compare the increase in shrimp exports and the losses in livelihoods and in environmental services? The economic valuation of damages is only one of the possible languages of valuation which are relevant in practice. Who has the power to impose a particular language of valuation?

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In this article some historical and contemporary environmental conflicts are described. The international environmental liability of mining corporations is discussed. Comparisons are made with conflicts in the United States and in South Africa which fall under the rubric of the Environmental Justice movement. Such conflicts are fought out in many languages, and the economic valuation of damages is only one of such languages. Who has the power to impose particular languages of valuation? Who rules over the ways and means of simplifying complexity, deciding that some points of view are out of order? Who has power to determine which is the bottom-line in an environmental discussion?

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Aquest paper tracta dels resultats del referèndum sobre la Constitució Europea que es va celebrar a Espanya el 20 de febrer de 2005. Hi trobem un panorama general del context en el qual se celebrà la consulta, i, a través de l’anàlisi d’enquestes postelectorals, analitza la composició del vot afirmatiu i del negatiu, la posició dels diferents partits polítics i el comportament electoral dels diversos actors socials, dividits per classe social, religió, edat, gènere, territori, etc. També hi ha una anàlisi de l’abstenció i de la participació a Espanya en aquest cas.

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