The impact of hazards on the urban tissue – 3-D representation and digital databases
M. Bostenaru-Dan
"Ion Mincu" University of Architecture and Urbanism, Bucharest and Sibiu, Romania
T. Panagopoulos
University of Algarve, Faro, Portugal
C. O. Gociman
"Ion Mincu" University of Architecture and Urbanism, Bucharest and Sibiu, Romania
University of Bucharest, Bucharest, Romania
A. Dill
Karlsruhe Institute of Technology, Karlsruhe, Germany
A. Chiriloae
"Ion Mincu" University of Architecture and Urbanism, Bucharest and Sibiu, Romania
T. Florescu
"Ion Mincu" University of Architecture and Urbanism, Bucharest and Sibiu, Romania
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In this paper an alternative to the traditional map representation of the impact of hazards on urban areas is created, so that it can cope with innovative ways of strategic planning. The paper is proposing a conceptual framework to deconstruct the map for digital disaster impact. The innovation in this concept is that it considers the representation of elements at different scales to be of different importance in the urban tissue, according to the vulnerability analysis to be performed on them.
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This study delves into the dynamics of vulnerability within a multi-hazard context, proposing an enhanced impact-chain-based framework that analyses the augmentation of vulnerability. The case study refers to the flood events and the COVID-19 pandemic that affected Romania (2020–2021). The impact chain shows that (1) the unforeseen implications of impacts, (2) the wrongful action of adaptation options, and (3) inaction can form the basis for increased vulnerability.
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It remains unclear why people fail to act adaptively to reduce future losses, even when there is ever-richer information available. To improve the ability of researchers to build cumulative knowledge, we conducted an international survey – the Risk Perception and Behaviour Survey of Surveyors (Risk-SoS). We find that most studies are exploratory and often overlook theoretical efforts that would enable the accumulation of evidence. We offer several recommendations for future studies.
Elena Petrova and Maria Bostenaru Dan
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Natural hazards have an increasing impact on transportation networks. In order to analyze it we developed Network-risk – an open toolbox for ArcGIS. The toolbox links input data such as network datasets (also OpenStreetMap – OSM – data), traffic values or segments which can be affected, determining the difficulty to reach an area and enabling evaluation of socioeconomic implications. By testing Network-risk for Bucharest we show areas difficult to reach by emergency units in earthquakes.
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Nat. Hazards Earth Syst. Sci., 15, 2283–2297, https://doi.org/10.5194/nhess-15-2283-2015, https://doi.org/10.5194/nhess-15-2283-2015, 2015
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In this paper an alternative to the traditional map representation of the impact of hazards on urban areas is created, so that it can cope with innovative ways of strategic planning. The paper is proposing a conceptual framework to deconstruct the map for digital disaster impact. The innovation in this concept is that it considers the representation of elements at different scales to be of different importance in the urban tissue, according to the vulnerability analysis to be performed on them.
M. Bostenaru Dan and D. Gheorghe
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The paper presents key discussion issues from the named workshop, including local disaster culture, the balance between floodplain and hydrological works, versus renewable energy, and participation issues in landscape planning in this context. For all this it is relevant to consider traditional knowledge instead of modern interventions.
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This study is on the spatial variability of soil properties and soil erodibility in the Alqueva reservoir, specifically regarding montado grassland land-use changes to more intensive and irrigated agriculture. Facing an intensification of land-use conversion will have an effect on soil erodibility and consequently increase the sedimentation into the reservoir and decrease its lifetime. Sustainable management is needed to introduce protective measures to control soil erosion.
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I. Armaș and A. Gavriș
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