Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica

The implementation of green infrastructure (GI) as Nature-Based Solutions (NBS) generates positive effects on the water ecosystem service in an urban context. Practices such as bioretention cells, green roofs, rain gardens, permeable pavements, and infiltration trenches contribute to treating large...

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Autores principales: Espinal Giron, Aurorita Yessenia, Brenes Pérez, Cristian F, Prins, Cornelis, Birkel, Christian, Benegas Negri, Laura A
Formato: Artículo
Lenguaje:Inglés
Publicado: MDPI 2014
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Acceso en línea:https://repositorio.catie.ac.cr/handle/11554/4304
id RepoCATIE4304
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spelling RepoCATIE43042023-05-11T01:00:23Z Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica Espinal Giron, Aurorita Yessenia Brenes Pérez, Cristian F Prins, Cornelis Birkel, Christian Benegas Negri, Laura A URBAN WATERSHEDS CUENCAS URBANAS HYDROLOGICAL MODELLING MODELIZACIÓN HIDROLÓGICA COSTA RICA SMART WATER CITIES MODELO I-TREE HYDRO PLUS SOCIAL PERCEPTION The implementation of green infrastructure (GI) as Nature-Based Solutions (NBS) generates positive effects on the water ecosystem service in an urban context. Practices such as bioretention cells, green roofs, rain gardens, permeable pavements, and infiltration trenches contribute to treating large volumes of runoff and providing safe spaces for populations living in highly urbanized areas. With the aim to simulate these effects, a hydrological modeling was carried out using the i-Tree Hydro Plus model, which quantified the runoff generated from precipitation events and effective transformations (NBS) to cope with runoff. Eight scenarios were developed: a baseline scenario, five future scenarios with green infrastructure, a scenario with increased tree coverage, and a scenario with increased urbanization. Our hypothesis is that NBS would reduce runoff and increase permeable flow. The analysis of the feasibility of implementing the modeled green infrastructures was carried out through consultation with local stakeholders in the micro-watershed. We found that bioretention cells decrease runoff by 5%, green roofs by 4%, rain gardens by 4%, permeable pavements by 4.5%, and infiltration trenches by 7.5% compared to the baseline scenario where runoff accounts for 32% of water balance flows. The scenario of increased tree coverage had a similar behavior to the baseline scenario, indicating that efforts in this alternative would generate a limited impact on the reduction of runoff. With increased urbanization, impermeable flow increases up to 78%, which would generate floods. Implementing NBS would be feasible since this type of initiative is included in the agenda of many regulatory instruments of urban planning in Costa Rica. 2014-10-20T01:04:32Z 2014-10-20T01:04:32Z 2023-05-03 Artículo 304010 1999-4907 https://repositorio.catie.ac.cr/handle/11554/4304 openAccess en Forests https://doi.org/10.3390/f14050937 20 páginas application/pdf MDPI
institution Centro Agronómico Tropical de Investigación y Enseñanza
collection Repositorio CATIE
language Inglés
topic URBAN WATERSHEDS
CUENCAS URBANAS
HYDROLOGICAL MODELLING
MODELIZACIÓN HIDROLÓGICA
COSTA RICA
SMART WATER CITIES
MODELO I-TREE HYDRO PLUS
SOCIAL PERCEPTION
spellingShingle URBAN WATERSHEDS
CUENCAS URBANAS
HYDROLOGICAL MODELLING
MODELIZACIÓN HIDROLÓGICA
COSTA RICA
SMART WATER CITIES
MODELO I-TREE HYDRO PLUS
SOCIAL PERCEPTION
Espinal Giron, Aurorita Yessenia
Brenes Pérez, Cristian F
Prins, Cornelis
Birkel, Christian
Benegas Negri, Laura A
Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica
description The implementation of green infrastructure (GI) as Nature-Based Solutions (NBS) generates positive effects on the water ecosystem service in an urban context. Practices such as bioretention cells, green roofs, rain gardens, permeable pavements, and infiltration trenches contribute to treating large volumes of runoff and providing safe spaces for populations living in highly urbanized areas. With the aim to simulate these effects, a hydrological modeling was carried out using the i-Tree Hydro Plus model, which quantified the runoff generated from precipitation events and effective transformations (NBS) to cope with runoff. Eight scenarios were developed: a baseline scenario, five future scenarios with green infrastructure, a scenario with increased tree coverage, and a scenario with increased urbanization. Our hypothesis is that NBS would reduce runoff and increase permeable flow. The analysis of the feasibility of implementing the modeled green infrastructures was carried out through consultation with local stakeholders in the micro-watershed. We found that bioretention cells decrease runoff by 5%, green roofs by 4%, rain gardens by 4%, permeable pavements by 4.5%, and infiltration trenches by 7.5% compared to the baseline scenario where runoff accounts for 32% of water balance flows. The scenario of increased tree coverage had a similar behavior to the baseline scenario, indicating that efforts in this alternative would generate a limited impact on the reduction of runoff. With increased urbanization, impermeable flow increases up to 78%, which would generate floods. Implementing NBS would be feasible since this type of initiative is included in the agenda of many regulatory instruments of urban planning in Costa Rica.
format Artículo
author Espinal Giron, Aurorita Yessenia
Brenes Pérez, Cristian F
Prins, Cornelis
Birkel, Christian
Benegas Negri, Laura A
author_facet Espinal Giron, Aurorita Yessenia
Brenes Pérez, Cristian F
Prins, Cornelis
Birkel, Christian
Benegas Negri, Laura A
author_sort Espinal Giron, Aurorita Yessenia
title Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica
title_short Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica
title_full Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica
title_fullStr Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica
title_full_unstemmed Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica
title_sort assessing potential effects of nature-based solutions (nbs) on water ecosystem service in the interurban micro-watershed río torres, costa rica
publisher MDPI
publishDate 2014
url https://repositorio.catie.ac.cr/handle/11554/4304
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