The role of forest maturity in extreme hydrological events
Visualitza/Obre
Autor/a
Barquín, José
Álvarez‐Martínez, Jose Manuel
Peñas, Francisco J.
Del Jesus, Manuel
Data de publicació
2018-02-10ISSN
1936-0584
Resum
This study aims to clarify the influence of forests, as well as other prevalent land cover types, on extreme hydrological events through a land cover gradient design. We selected 10 catchments within a gradient of forest land cover, in which there were 15 years of simultaneous daily hydrological and meteorological data, and an additional forest descriptor, forest maturity. The study was developed in a heterogeneous region in the Cantabrian Mountains (NW Spain). This area includes different vegetation types and has a long history of human disturbance and land use change that has produced a gradient in forest cover. This study focuses on regular hydrological extremes: regular floods and low flow events. Specific objectives were to observe the relationship between land cover and extreme hydrological events, once the variance explained by precipitation was removed, and compare the effectiveness of forest coverage and maturity to predict them. Partial correlations and ordinary least square regressions were developed using hydrological indices, obtained from flow records, and hydrological parameters calculated through modelling, using the Identification of unit Hydrographs And Component flows from Rainfall, Evaporation and Streamflow data (IHACRES) software and hydrometeorological data. Land cover characteristics were better able to predict floods than low flows. Forests were associated with less extreme flow events (lower intensity and frequency of floods and greater base flows), whereas shrub formations did the opposite. These results were more evident using forest maturity than using forest coverage. This study indicates that hydrological modelling may benefit in the future from considering not only the coverage of different land cover types but also the conservation status of the different vegetation formations.
Tipus de document
Article
Versió del document
Versió acceptada
Llengua
English
Matèries (CDU)
574 - Ecologia general i biodiversitat
Pàgines
36
Publicat per
Wiley
Publicat a
Ecohydrology
Citació
Belmar, O., Barquín, J., Álvarez-Martínez, J., Peñas, F., & Del Jesus, M. (2018). The role of forest maturity in extreme hydrological events. Ecohydrology, 11(4), e1947. doi:10.1002/eco.1947
Número de l'acord de la subvenció
MICINN/ /BIA2012-33572/ES/EFECTOS DEL LEGADO DEL USO DEL SUELO EN LOS PROCESOS FLUVIALES: IMPLICACIONES PARA LA GESTION INTEGRADA DE CUENCA/RIVERLANDS
MICINN/ /BIA2015-71197-P/ES/EFECTOS DE LA ALTERACION HIDROLOGICA EN EL FUNCIONAMIENTO Y PROVISION DE SERVICIOS DE LOS SISTEMAS FLUVIALES: IMPLICACIONES PARA LA GESTION INTEGRADA DE CUENCA/HYDRA
Programa
Aigües Marines i Continentals
Aquest element apareix en la col·lecció o col·leccions següent(s)
- ARTICLES CIENTÍFICS [2829]
Drets
This is the peer reviewed version of the following article: Belmar, O., Barquín, J., Álvarez-Martínez, J., Peñas, F., & Del Jesus, M. (2018). The role of forest maturity in extreme hydrological events. Ecohydrology, 11(4), e1947, which has been published in final form at doi:10.1002/eco.1947. This article may be used for noncommercial purposes in accordance with Wiley Terms and Conditions for Use of Self-Archived Versions
Excepte que s'indiqui una altra cosa, la llicència de l'ítem es descriu com http://creativecommons.org/licenses/by-nc-nd/4.0/