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A methodological approach for mapping and analysing cascading effects of flooding events

Arvidsson, Björn LU ; Guldåker, Nicklas LU and Johansson, Jonas LU orcid (2023) In International Journal of River Basin Management 21(4). p.659-671
Abstract
Current local or regional flood risk assessments, as required by the EU flood risk directive, rarely account for cascading effects due to interdependencies between critical infrastructures. However, it is essential to consider these effects, as they may severely impact areas outside the immediate flood risk area. The main purpose is to present and problematize a method (AB-CEM) for mapping and analysing cascading effects due to floods, aiming at also being relevant for other spatially widespread hazards. The method development and the pilot study, in Sweden, reveal that there is a prominent practical need for methods for mapping and analysing critical infrastructure interdependencies and cascading effects. Another key finding is that the... (More)
Current local or regional flood risk assessments, as required by the EU flood risk directive, rarely account for cascading effects due to interdependencies between critical infrastructures. However, it is essential to consider these effects, as they may severely impact areas outside the immediate flood risk area. The main purpose is to present and problematize a method (AB-CEM) for mapping and analysing cascading effects due to floods, aiming at also being relevant for other spatially widespread hazards. The method development and the pilot study, in Sweden, reveal that there is a prominent practical need for methods for mapping and analysing critical infrastructure interdependencies and cascading effects. Another key finding is that the method process and its results can serve as an important basis for decision-making about proactive and reactive efforts related to geographically extensive hazards. We further conclude that there is a recurring problem regarding sensitive and secret data. More specifically, the conflicting interests of information availability and information security concerning critical infrastructures, which needs to be resolved at the national level and communicated through clear guidelines. The method is a much-needed step towards accounting for cascading effects of floods in practice. (Less)
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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
cascading effects, flood risk assessment, critical infrastructure, interdependencies, GIS, Sweden, flood directive
in
International Journal of River Basin Management
volume
21
issue
4
pages
659 - 671
publisher
International Association of Hydraulic Engineering Research
external identifiers
  • scopus:85132371529
  • scopus:85132371529
ISSN
1814-2060
DOI
10.1080/15715124.2022.2079655
project
CenCIP
Developed risk management and Critical Infrastructures
language
English
LU publication?
yes
id
074a489c-3de0-4f0f-9cf3-2eb594d8e3be
date added to LUP
2022-07-01 09:32:48
date last changed
2024-09-17 22:24:00
@article{074a489c-3de0-4f0f-9cf3-2eb594d8e3be,
  abstract     = {{Current local or regional flood risk assessments, as required by the EU flood risk directive, rarely account for cascading effects due to interdependencies between critical infrastructures. However, it is essential to consider these effects, as they may severely impact areas outside the immediate flood risk area. The main purpose is to present and problematize a method (AB-CEM) for mapping and analysing cascading effects due to floods, aiming at also being relevant for other spatially widespread hazards. The method development and the pilot study, in Sweden, reveal that there is a prominent practical need for methods for mapping and analysing critical infrastructure interdependencies and cascading effects. Another key finding is that the method process and its results can serve as an important basis for decision-making about proactive and reactive efforts related to geographically extensive hazards. We further conclude that there is a recurring problem regarding sensitive and secret data. More specifically, the conflicting interests of information availability and information security concerning critical infrastructures, which needs to be resolved at the national level and communicated through clear guidelines. The method is a much-needed step towards accounting for cascading effects of floods in practice.}},
  author       = {{Arvidsson, Björn and Guldåker, Nicklas and Johansson, Jonas}},
  issn         = {{1814-2060}},
  keywords     = {{cascading effects; flood risk assessment; critical infrastructure; interdependencies; GIS; Sweden; flood directive}},
  language     = {{eng}},
  number       = {{4}},
  pages        = {{659--671}},
  publisher    = {{International Association of Hydraulic Engineering Research}},
  series       = {{International Journal of River Basin Management}},
  title        = {{A methodological approach for mapping and analysing cascading effects of flooding events}},
  url          = {{http://dx.doi.org/10.1080/15715124.2022.2079655}},
  doi          = {{10.1080/15715124.2022.2079655}},
  volume       = {{21}},
  year         = {{2023}},
}