601 research outputs found

    Quel avenir pour les rizicultures de l'Afrique de l'Ouest ?

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    Paysans-pĂȘcheurs du terroir et marins-pĂȘcheurs du parcours. Les gĂ©ographes et l'espace aquatique

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    A partir d'une recherche de terrain menĂ©e en Casamance et d'une revue de la littĂ©rature sur la gestion des zones humides littorales tropicales, il est proposĂ© une dĂ©finition du concept d'espace aquatique. La diversitĂ© des agencements spatiaux engendrĂ©s par les communautĂ©s littorales conduit Ă  opposer le "terroir aquatique" des paysans-pĂȘcheurs au "parcours" des marins-pĂȘcheurs. Le premier est dĂ©fini comme une structure close, ancrĂ©e en des lieux et zones de pĂȘche aux limites plus ou moins stables; le second est une structure ouverte, mobile, faite d'itinĂ©raires et de rĂ©seaux. Cette distinction ouvre le dĂ©bat sur la gestion des ressources renouvelables communes et contribue au dĂ©bat sur les questions de l'espace, du terroir et du territoire. (RĂ©sumĂ© d'auteur

    Environmental changes, agricultural crisis and small-scale fishing development in the Casamance region, Senegal

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    Senegal is a West African country where the fishing industry is one of the most important sources of economic development. However, Senegal is currently experiencing a deep political and economic crisis, partly linked to the Sahel drought. In this context, international interventions have been necessary to sustain economy, in particular to ensure the survival of small-scale fisheries. The last 15 years have seen an increasing number of development projects in Casamance, the Southern region of Senegal. This paper examines these projects and their effects. First, artisanal fishery development at both national and regional level is discussed and its ecological, political, economic, social, and cultural implications are considered. Lastly, the short and long term future of small-scale fishing is discussed. (D'aprÚs résumé d'auteur

    Participatory governance of Marine Protected Areas: a political challenge, an ethical imperative, different trajectories

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    The procedure for designating and establishing Marine Protected Areas (MPA) has changed profoundly since the 1990s, as a consequence of global changes and new dictates related to biodiversity conservation and sustainable development. Far beyond protection of flagship species such as marine turtles and large marine mammals, the goal is now to conserve and even increase the services associated with coastal ecosystems to the benefit of all stakeholders. References to community management of resources, territorial solidarity, or environmental justice have become common. The political processes undertaken have nevertheless taken a range of different trajectories, since the stakeholders (private, public, NGOs, local collectives) have different interests; their standards and rules are often incompatible; the efficacy of the negotiation process is debatable. In this article, after questioning the legitimacy of MPA (to what extent are they useful tools ? —in responding to what aims?), the difficulties of putting into practice this new paradigm of participative governance is analysed and illustrated using three case studies of coastal Senegalese MPAs and the consequences of local intervention: the Saint Louis MPA, the Bamboung Community-Managed MPA in the Saloum Delta, and the Mangagoulack ICCA (Indigenous and Community Conserved Area) in Casamance. In conclusion, the principal lessons and perspectives of these approaches are presented

    The importance and benefits of corporate social responsibility disclosure in the Libyan context: evidence from managers

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    This explains the importance and benefits for Libyan companies of engaging in corporate social responsibility disclosure (CSRD). The researchers have chosen the Libyan context as one of the world's developing countries and it has undergone many changes over a short period of time in terms of economic, environmental and social changes. Both quantitative and qualitative methods were used to collect data relating to CSRD in Libyan companies. Perceptions of financial managers interviewed as part of the study reveal that CSRD is important for company performance, not only in the developed countries but also in developing countries. This paper reveals that CSRD in the annual reports is very important in terms of attaining company objectives to: satisfy the interests of stakeholders; protect employee's interests; clarify the extent of contribution of the company in both CSR activities and CSRD; assist appropriate investment decisions. The perceived primary benefits of CSRD were enhanced company reputation, and increased financial performance. It also improves ability to attract foreign investors, and results in a higher level of consumer satisfaction leading to commercial benefits. Secondary benefits include demonstration of compliance with regulation and improved employee commitment

    Approche socio-économique de l'exploitation du milieu aquatique casamançais

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    En Casamance, jusqu'Ă  ces derniĂšres annĂ©es, s'opposent deux types de systĂšme d'exploitation du milieu aquatique : d'une part, en Basse Casamance, les eaux intĂ©rieures sont exploitĂ©es par les Diola, paysans-pĂȘcheurs, au moyen de techniques traditionnelles (nasses, barrages, bassins piscicoles, cueillette des huĂźtres), dans le cadre d'une Ă©conomie domestique. D'autre part, les formes de pĂȘches modernes - que ce soit la pĂȘche au filet dormant en mer ou la pĂȘche Ă  la crevette et Ă  la senne en Moyenne Casamance ainsi que la filiĂšre du poisson frais et transformĂ© - sont entre les mains de populations originaires des autres rĂ©gions sĂ©nĂ©galaises (Niominka, Toucouleur, Walo-Walo ...). (RĂ©sumĂ© d'auteur

    A General Modifier-based Framework for Inconsistency-Tolerant Query Answering

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    We propose a general framework for inconsistency-tolerant query answering within existential rule setting. This framework unifies the main semantics proposed by the state of art and introduces new ones based on cardinality and majority principles. It relies on two key notions: modifiers and inference strategies. An inconsistency-tolerant semantics is seen as a composite modifier plus an inference strategy. We compare the obtained semantics from a productivity point of view
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