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Decomposing the Changes in Water Intensity in a Mediterranean Region

  • Dades identificatives

    Identificador: imarina:5754244
    Autors:
    Llop M
    Resum:
    © 2019, The Author(s). This paper proposes a new method for decomposing temporal changes in water use intensity (i.e. quantity of water consumption divided by GDP) into various explanatory factors. Specifically, the changes are decomposed into three elements that clarify some of the hidden reasons behind changes in water use over time. The first one captures changes in water intensity due to sectoral uses, showing the effects of modifying water intensity in the various production sectors. The second shows the changes in sectoral output intensity, showing how altering the production structure affects water consumption. Finally, the third quantifies the effects of changes in residential water intensity, showing how changing the final water uses affects water intensity. The empirical application corresponds to the Spanish region of Catalonia. The results show a reduction in regional water intensity due to a negative contribution from the production structure and residential uses of water, which were greater than the increase in sectoral water intensity. This decomposition shows that the reduced importance of agricultural production had the greatest influence on the reduction in water intensity in this region. The directions and magnitudes of the components identified in this paper highlight the importance of using precise and detailed methods to study water issues.
  • Altres:

    Autor segons l'article: Llop M
    Departament: Economia
    Autor/s de la URV: Llop Llop, Maria
    Paraules clau: Sectoral water intensity Sectoral output intensity Residential water intensity Mediterranean region Energy Demand Consumption
    Resum: © 2019, The Author(s). This paper proposes a new method for decomposing temporal changes in water use intensity (i.e. quantity of water consumption divided by GDP) into various explanatory factors. Specifically, the changes are decomposed into three elements that clarify some of the hidden reasons behind changes in water use over time. The first one captures changes in water intensity due to sectoral uses, showing the effects of modifying water intensity in the various production sectors. The second shows the changes in sectoral output intensity, showing how altering the production structure affects water consumption. Finally, the third quantifies the effects of changes in residential water intensity, showing how changing the final water uses affects water intensity. The empirical application corresponds to the Spanish region of Catalonia. The results show a reduction in regional water intensity due to a negative contribution from the production structure and residential uses of water, which were greater than the increase in sectoral water intensity. This decomposition shows that the reduced importance of agricultural production had the greatest influence on the reduction in water intensity in this region. The directions and magnitudes of the components identified in this paper highlight the importance of using precise and detailed methods to study water issues.
    Àrees temàtiques: Water science and technology Water resources Saúde coletiva Planejamento urbano e regional / demografia Interdisciplinar Geografía Geociências Engineering, civil Engenharias iii Engenharias i Educação Economia Civil and structural engineering Ciências ambientais Ciências agrárias i Administração pública e de empresas, ciências contábeis e turismo
    Accès a la llicència d'ús: https://creativecommons.org/licenses/by/3.0/es/
    ISSN: 15731650
    Adreça de correu electrònic de l'autor: maria.llop@urv.cat
    Identificador de l'autor: 0000-0001-6609-7528
    Data d'alta del registre: 2023-02-18
    Versió de l'article dipositat: info:eu-repo/semantics/publishedVersion
    Enllaç font original: https://link.springer.com/article/10.1007/s11269-019-02285-w
    Referència a l'article segons font original: Water Resources Management. 33 (9): 3057-3069
    Referència de l'ítem segons les normes APA: Llop M (2019). Decomposing the Changes in Water Intensity in a Mediterranean Region. Water Resources Management, 33(9), 3057-3069. DOI: 10.1007/s11269-019-02285-w
    URL Document de llicència: https://repositori.urv.cat/ca/proteccio-de-dades/
    DOI de l'article: 10.1007/s11269-019-02285-w
    Entitat: Universitat Rovira i Virgili
    Any de publicació de la revista: 2019
    Tipus de publicació: Journal Publications
  • Paraules clau:

    Civil and Structural Engineering,Engineering, Civil,Water Resources,Water Science and Technology
    Sectoral water intensity
    Sectoral output intensity
    Residential water intensity
    Mediterranean region
    Energy
    Demand
    Consumption
    Water science and technology
    Water resources
    Saúde coletiva
    Planejamento urbano e regional / demografia
    Interdisciplinar
    Geografía
    Geociências
    Engineering, civil
    Engenharias iii
    Engenharias i
    Educação
    Economia
    Civil and structural engineering
    Ciências ambientais
    Ciências agrárias i
    Administração pública e de empresas, ciências contábeis e turismo
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