1,720,977 research outputs found

    Linking scenery and users’ perception analysis of Italian beaches (case studies in Veneto, Emilia-Romagna and Basilicata regions)

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    The main purpose of this paper is to provide a scenic assessment of Italian beaches considering both physical and social aspects useful for defining coastal management strategies. Scenic values were calculated for 25 sites along Italian coastline using of a Coastal Scenic Evaluation System (CSES), a fuzzy logic containing 26 physical/human factors. The sites were categorized into five classes from Class I (top grade scenery) to Class V (poor scenery). Furthermore, a survey through questionnaires on Users' Perception (UP) was performed to obtain social assessment of the beaches and to define the beachgoer's characteristics for each scenic class. Five parameters (beach cleanliness, sea-water, beach width, landscape and crowding) were also combined to obtain a scenic and social analysis of the beaches. Three beaches belonged to Class I, e.g. remote or resort areas with a low impact of human activities and high score of natural parameters. Two Class II beaches were located at remote or rural areas having sand beaches, turquoise water and vigorous vegetation together with a low impact of tourist developments. Classes III, IV and V presented a wide distribution and their lower scores were linked to a poor environmental setting. These beaches were generally located in urban localities. Three aspects that were considered by the beach's users as the most important were beach cleanliness, good sea water and high quality of the services. However, UP assessment showed negative judgments on sea-water and landscape especially for Class IV and V beaches. On the other hand, cleanliness, recreational activities and facilities were well-judged for the Class III, IV and V beaches mainly due to the presence of private beach establishments. Scenic and social analysis of the beaches indicated that beach width was the best parameter both for scenic and social assessment; while crowding factor was a contradictory parameter presenting opposite trends of CSES and UP. Beach cleanliness, sea-water and landscape were depended to scenic Class of the beaches, both for CSES and UP. The excellent scenic values were associated to the environmental settings whereas human parameters usually showed low scores especially for urban beaches due to marine litter and the presence of coastal defense structures like groins and breakwaters. Nevertheless, users frequented both beaches with high and low parameters, due to their habitually frequentation and proximity to the beach. Finally, the results indicate that management strategies are also needed to improve the scenic quality and users' judgement of some beach features

    Uses and conflicts in Asinara National Park (Italy)

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    In Italy, two acts regulate the conservation of natural environment: Act no. 979/1982 on the sea defense and Act no. 394/1991 on protected areas. Marine Protected Areas (MPAs) and National Parks (NP) are considered one of the most effective tools in promoting the preservation and conservation of the marine environment as well as sustainable development, providing social and economic benefits to local communities. However, without effective management, protected areas are unlikely to achieve the high expectations of conservation and development and have been often criticized for leading to negative social, economic, cultural and political impacts to local communities. This represents a problematic issue because the success of a protected area depends on the local perceptions of socio-economic and ecological outcomes and on the perceptions of the effectiveness and quality of management and governance policies, institutions, and processes. Furthermore, the designation of national park also leads to conflicts between local communities and managers. As national parks and surrounding communities are highly dependent on each other, the task of managing stakeholder interests and potential use conflicts should be of high priority for park managers. The study aims to identify and analyze existing and potential conflicts between park management, use, local population and their activities

    CONFLITS ENTRE LA SAUVEGARDE DES PAYSAGES CÔTIERS ET LES ACTIVITÉS HUMAINES

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    Pour mieux comprendre l’impact de l’anthropisation sur le paysage côtier, une évaluation scénique des trois sites a été réalisée, en utilisant une liste pondérée de contrôle basée sur un système de logique floue, comprenant 26 facteurs physiques/anthropiques. Les sites ont été divisés en considérant 5 classes. Une enquête de perception touristique des usagers de la plage a été réalisée pour évaluer le paysage et la connaissance des enjeux environnementaux

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis
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