http://www.cnr.it/ontology/cnr/individuo/prodotto/ID107623
Debris flow risk mapping on medium scale and estimation of prospective economic losses (Abstract/Poster in atti di convegno)
- Type
- Label
- Debris flow risk mapping on medium scale and estimation of prospective economic losses (Abstract/Poster in atti di convegno) (literal)
- Anno
- 2010-01-01T00:00:00+01:00 (literal)
- Alternative label
Blahut J. & Sterlacchini S. (2010)
Debris flow risk mapping on medium scale and estimation of prospective economic losses
in EGU - European Geosciences Union, Vienna, Austria, 02-07 May 2010
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Blahut J. & Sterlacchini S. (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#titoloVolume
- Proceedings of EGU - European Geosciences Union (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#volumeInCollana
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
- In: Geophysical Research Abstracts, Vol. 12, EGU2010-6617 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
- Note
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Blahut J. - Dipartimento di Scienze dell'Ambiente e del Territorio, Università degli Studi di Milano-Bicocca, Italia
Sterlacchini S. - CNR - Istituto per la Dinamica dei Processi Ambientali (sezione di Milano), Milano, Italia (literal)
- Titolo
- Debris flow risk mapping on medium scale and estimation of prospective economic losses (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autoriVolume
- AA.VV. - International Scientific Committee of EGU (literal)
- Abstract
- Delimitation of potential zones affected by debris flow hazard, mapping of areas at risk, and estimation of future
economic damage provides important information for spatial planners and local administrators in all countries
endangered by this type of phenomena. This study presents a medium scale (1:25 000 - 1: 50 000) analysis applied
in the Consortium of Mountain Municipalities of Valtellina di Tirano (Italian Alps, Lombardy Region). In this area
a debris flow hazard map was coupled with the information about the elements at risk to obtain monetary values
of prospective damage. Two available hazard maps were obtained from GIS medium scale modelling. Probability
estimations of debris flow occurrence were calculated using existing susceptibility maps and two sets of aerial
images. Value to the elements at risk was assigned according to the official information on housing costs and land
value from the Territorial Agency of Lombardy Region. In the first risk map vulnerability values were assumed to
be 1. The second risk map uses three classes of vulnerability values qualitatively estimated according to the debris
flow possible propagation. Risk curves summarizing the possible economic losses were calculated. Finally these
maps of economic risk were compared to maps derived from qualitative evaluation of the values of the elements at
risk. (literal)
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