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Development and modelling of realistic retrofitted Nature-based Solution scenarios to reduce flood occurrence at the catchment scale

Chen, Valerie ; Bonilla Brenes, Jose Ricardo ; Chapa, Fernando ; Hack, Jochen (2021)
Development and modelling of realistic retrofitted Nature-based Solution scenarios to reduce flood occurrence at the catchment scale.
In: Ambio, 2021, 50 (8)
doi: 10.26083/tuprints-00018922
Artikel, Zweitveröffentlichung, Verlagsversion

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Kurzbeschreibung (Abstract)

Decentralized Nature-based Solutions such as Urban Green Infrastructures (UGI) are increasingly promoted to reduce flooding in urban areas. Many studies have shown the effectiveness of flood control of UGI at a plot or neighbourhood level. Modelling approaches that extrapolate their flood reducing impact to larger catchment scales are often based on a simplistic assumption of different percentages of UGI implementation. Additionally, such approaches typically do not consider the suitable space for UGI and potential implementation constraints. This study proposes a scenario development and modelling approach for a more realistic upscaling of UGI based on empirical insights from a representative neighbourhood. The results from this study, conducted in the metropolitan area of Costa Rica, show that upscaling the full potential for UGI could significantly reduce surface runoff, peak flows, and flood volumes. In particular, the permeable pavement has the highest potential for flood reducing in public space while cisterns perform best at the property level. These results can guide the formation of policies that promote UGI.

Typ des Eintrags: Artikel
Erschienen: 2021
Autor(en): Chen, Valerie ; Bonilla Brenes, Jose Ricardo ; Chapa, Fernando ; Hack, Jochen
Art des Eintrags: Zweitveröffentlichung
Titel: Development and modelling of realistic retrofitted Nature-based Solution scenarios to reduce flood occurrence at the catchment scale
Sprache: Englisch
Publikationsjahr: 2021
Publikationsdatum der Erstveröffentlichung: 2021
Verlag: Springer
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Ambio
Jahrgang/Volume einer Zeitschrift: 50
(Heft-)Nummer: 8
Kollation: 15 ungezählte Seiten
DOI: 10.26083/tuprints-00018922
URL / URN: https://tuprints.ulb.tu-darmstadt.de/18922
Zugehörige Links:
Herkunft: Zweitveröffentlichungsservice
Kurzbeschreibung (Abstract):

Decentralized Nature-based Solutions such as Urban Green Infrastructures (UGI) are increasingly promoted to reduce flooding in urban areas. Many studies have shown the effectiveness of flood control of UGI at a plot or neighbourhood level. Modelling approaches that extrapolate their flood reducing impact to larger catchment scales are often based on a simplistic assumption of different percentages of UGI implementation. Additionally, such approaches typically do not consider the suitable space for UGI and potential implementation constraints. This study proposes a scenario development and modelling approach for a more realistic upscaling of UGI based on empirical insights from a representative neighbourhood. The results from this study, conducted in the metropolitan area of Costa Rica, show that upscaling the full potential for UGI could significantly reduce surface runoff, peak flows, and flood volumes. In particular, the permeable pavement has the highest potential for flood reducing in public space while cisterns perform best at the property level. These results can guide the formation of policies that promote UGI.

Status: Verlagsversion
URN: urn:nbn:de:tuda-tuprints-189222
Sachgruppe der Dewey Dezimalklassifikatin (DDC): 500 Naturwissenschaften und Mathematik > 550 Geowissenschaften
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Geowissenschaften > Fachgebiet Ingenieurökologie
TU-Projekte: Bund/BMBF|01UU1704|SEE-URBAN-WATER
Hinterlegungsdatum: 28 Jul 2021 08:07
Letzte Änderung: 02 Aug 2021 06:03
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