Brief communication "A prototype forecasting chain for rainfall induced shallow landslides"

Although shallow landslides are a very widespread phenomenon, large area (e.g. thousands of square kilometres) early warning systems are commonly based on statistical rainfall thresholds, while physically based models are more commonly applied to smaller areas. This work provides a contribution towa...

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Main Authors: P. Mercogliano, S. Segoni, G. Rossi, B. Sikorsky, V. Tofani, P. Schiano, F. Catani, N. Casagli
Format: Article
Language:English
Published: Copernicus Publications 2013-03-01
Series:Natural Hazards and Earth System Sciences
Online Access:http://www.nat-hazards-earth-syst-sci.net/13/771/2013/nhess-13-771-2013.pdf
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author P. Mercogliano
S. Segoni
G. Rossi
B. Sikorsky
V. Tofani
P. Schiano
F. Catani
N. Casagli
author_facet P. Mercogliano
S. Segoni
G. Rossi
B. Sikorsky
V. Tofani
P. Schiano
F. Catani
N. Casagli
author_sort P. Mercogliano
collection DOAJ
description Although shallow landslides are a very widespread phenomenon, large area (e.g. thousands of square kilometres) early warning systems are commonly based on statistical rainfall thresholds, while physically based models are more commonly applied to smaller areas. This work provides a contribution towards the filling of this gap: a forecasting chain is designed assembling a numerical weather prediction model, a statistical rainfall downscaling tool and a geotechnical model for the distributed calculation of the factor of safety on a pixel-by-pixel basis. The forecasting chain can be used to forecast the triggering of shallow landslides with a 48 h lead time and was tested on a 3200 km<sup>2</sup> wide area.
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spelling doaj.art-8e79390778494fa3a8a3f5e16cc8a29c2022-12-21T19:26:34ZengCopernicus PublicationsNatural Hazards and Earth System Sciences1561-86331684-99812013-03-0113377177710.5194/nhess-13-771-2013Brief communication "A prototype forecasting chain for rainfall induced shallow landslides"P. MercoglianoS. SegoniG. RossiB. SikorskyV. TofaniP. SchianoF. CataniN. CasagliAlthough shallow landslides are a very widespread phenomenon, large area (e.g. thousands of square kilometres) early warning systems are commonly based on statistical rainfall thresholds, while physically based models are more commonly applied to smaller areas. This work provides a contribution towards the filling of this gap: a forecasting chain is designed assembling a numerical weather prediction model, a statistical rainfall downscaling tool and a geotechnical model for the distributed calculation of the factor of safety on a pixel-by-pixel basis. The forecasting chain can be used to forecast the triggering of shallow landslides with a 48 h lead time and was tested on a 3200 km<sup>2</sup> wide area.http://www.nat-hazards-earth-syst-sci.net/13/771/2013/nhess-13-771-2013.pdf
spellingShingle P. Mercogliano
S. Segoni
G. Rossi
B. Sikorsky
V. Tofani
P. Schiano
F. Catani
N. Casagli
Brief communication "A prototype forecasting chain for rainfall induced shallow landslides"
Natural Hazards and Earth System Sciences
title Brief communication "A prototype forecasting chain for rainfall induced shallow landslides"
title_full Brief communication "A prototype forecasting chain for rainfall induced shallow landslides"
title_fullStr Brief communication "A prototype forecasting chain for rainfall induced shallow landslides"
title_full_unstemmed Brief communication "A prototype forecasting chain for rainfall induced shallow landslides"
title_short Brief communication "A prototype forecasting chain for rainfall induced shallow landslides"
title_sort brief communication a prototype forecasting chain for rainfall induced shallow landslides
url http://www.nat-hazards-earth-syst-sci.net/13/771/2013/nhess-13-771-2013.pdf
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