Cost-Benefit Analysis of the Managed Aquifer Recharge System for Irrigation under Climate Change Conditions in Southern Spain
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Rupérez Moreno, Carmen; Pérez Sánchez, Julio; Senent Aparicio, Javier; Flores Asenjo, María Pilar; Paz Aparicio, CarmenFecha
2017Disciplina/s
Administración y Dirección de EmpresasMateria/s
Aquifer overexploitationManaged aquifer recharge
Climate change
Decision support system
Cost-benefit analysis
Irrigation
Resumen
Droughts and climate change in regions with profitable irrigated agriculture will impact
groundwater resources with associated direct and indirect impacts. In the integrated water resource
management (IWRM), managed aquifer recharge (MAR) offers efficient solutions to protect, conserve,
and ensure survival of aquifers and associated ecosystems, as the Water Framework Directive
requires. The purpose of this paper is to analyse the socio-economic feasibility of the MAR system in
the overexploited Boquerón aquifer in Hellín (Albacete, Spain) under climate change and varying
irrigation demand conditions. To assess, in monetary terms, the profitability of the MAR system,
a cost-benefit analysis (CBA) has been carried out. The results for the period 2020–2050 showed
that the most favourable situations would be scenarios involving artificial recharge, in which future
irrigation demand remains at the present level or falls below 10% of the current irrigation surface,
as these scenari...