1,720,967 research outputs found

    A WEB GIS for managing Post-Earthquake Emergencies

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    Abstract This paper describes the results achieved within the framework of the national research project Reduction of the Seismic Vulnerability of Infrastructural Systems and Physical Environment, sponsored by the GNDT (Italian National Group for Defense Against Earthquakes), which is a body of the INGV (Italian Geophysic and Volcanology National Institute). The project, which involved several Universities around Italy under the coordination of Prof. Michele Calvi of the University of Pavia, was carried out over three years and has been just completed in July 2004. The aim of the project was to study the problems related to the seismic vulnerability assessment both of the physical environment and the infrastructural systems, to develop new techniques and tools, or improve the existing ones, to provide an efficient reduction of the risk. One of the products of the project is the Web GIS, described in this paper, which has been applied to a test area in the South of Italy which in the past has suffered high seismic level events, to prove its efficiency and to examine the possibility of its implementation at national level

    Early deformation structures connected to the progradation of a carbonate platform: The case of the Nuvolau Cassian platform (Dolomites - Italy)

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    Among the several Triassic carbonate platforms of the Dolomites, the high and vertical cliff of the Gusela del Nuvolau Cassian carbonate platform provides one of the best exposures of a platform - basin transition. However, its analysis using traditional filed surveys can often be limited and distorted due to the difficult and often impossible accessibility of its walls and the lack of optimal observation points. For this reason, in this study an analysis based on the Digital Outcrop Model (DOM) developed by Uncrafted Aerial Vehicle (UAV) digital photogrammetry technique was used. The 3D DOM analysis allowed to properly determine the stratal geometry and the fracture network of the carbonate platform and underlying basinal deposits (San Cassiano Formation) and to identify the presence of early deformation structures. These structures were probably driven by the differential compaction of the basinal facies that is due the differential load of the carbonate platform as confirmed by the numerical 2D models. These structures are generally orthogonal to the NE progradation direction of the carbonate platform, as in the nearby Lastoni di Formin platform

    Rhinocerontidae of the plio-pleistocene deposits of the Po plaine (north Italy) stored in the Kosmos museum of the University of Pavia (Lombardy, N, Italy)

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    The Kosmos Museum of the University of Pavia (Lombardy, N. Italy) keeps a large amount in fossils coming from the most important fossiliferous localities in Europe and numerous bones coming from the Pleistocene alluvial sediments of the Po river and its tributaries. Among these the fossils ascribed to the Rhinceratidae are surely suggestive. In this study a revision of the specimens of this family stored within the Kosmos are sudied and are different taxa individuated contrarily to what was believed about the mere presence of Stephanorhinus hemitoechus
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