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Natural risks and adaptation to climate change in La Garrotxa. Multi-hazard analysis applied to territorial vulnerability reduction in mountain areas (GarMultiRisk)

MITECO

Through this project, the Centre for Territorial Sustainability aims to develop a methodology for analyzing the medium and long term danger of natural hazards to help reduce territorial vulnerability to climate change in mountain areas.

Photograph: Vall d’en Bas, in the Garrotxa, after the Gloria storm. Marc Planagumà.

Line of action:

Drivers of biodiversity loss

Status:

En ejecución

Execution date:

2023

Total budget:

142.950,00 €

Amount of aid from the Biodiversity Foundation:

100.065,00 €

Climate change implies an increase in the frequency and intensity of some natural phenomena, making it difficult to forecast and anticipate them. It is necessary to adapt to climate change through multi-hazard analysis as a basis for territorial planning and the implementation of risk management programs.

Nature-based solutions provide effective approaches to preserve soils and landscapes and should be applied in land-use planning, but first the hazard must be analyzed to identify vulnerable areas and possible solutions to be applied.

To address climate change from a risk reduction perspective, the project develops a specific methodology and the necessary tools to assess medium/long term hazard as a necessary step to develop a correct territorial planning and an effective risk reduction program.

The main objective of this project is to develop a methodology for multi-hazard analysis of natural hazards for the reduction of territorial vulnerability in mountain areas to cope with climate change.

Specific goals include:

  • Identify the natural hazards of the last 100 years affecting the Garrotxa area, their frequency, impact, and possible interrelationships and cascading effects.
  • Develop multi-hazard scenarios and hazard maps for each hazard and for the hazard as a whole.
  • Analyze the physical and structural vulnerability to the hazards considered.
  • Develop a community risk management program with a systemic vision and a gender perspective for the study area.
  • Provide training to the community, technical personnel and decision-makers in the application of a gender perspective.
  • Compilation in the municipalities of the region and regional organizations of all the events, their level of affectation, impact, degree of losses and time and recovery actions of natural phenomena of a hazardous nature that have occurred during the last 100 years.
  • Construction of a database using a Geographic Information System to house the information collected, using the free access system QGis.
  • Statistical analysis of the data obtained and application of probabilistic methods for forecasting the occurrence of future events for forecast windows of 1, 5, 10, 25 and 50 years, according to existing climate evolution models.
  • Modeling of possible and most likely scenarios and 3D representation on the public access platform Google Earth.
  • Preparation of hazard maps according to individual hazards and by combination of hazards, with 3D visualization on the public access platform Google Earth.
  • Conducting an exposure and impact analysis for each hazard considered, based on the nature, dynamics and duration of past events with emphasis on exploring first and second order effects.
  • Structural vulnerability analysis (properties, infrastructure and land use) of the different elements that could be affected by these hazards.
  • Current diagnosis of the social system within the framework of the project from a gender perspective.
  • Establishment of potentially transformative criteria for improving gender equality and equity and monitoring indicators.
  • Elaboration of the Community Risk Reduction and Management Plan for the study area considering the results. Implies:
    • Scientific program aimed at improving knowledge of the processes, their interactions, and their potential impacts.
    • Monitoring program responsible for determining the current state of activity of the processes.
    • Educational program to educate the population about potential hazards and risks that may threaten them.
    • Responsible management program for the design of emergency plans and resilience strategies.
  • Diagnosis and selection of the actors who will participate in the trainings from a gender equality perspective (mapping of actors with a gender perspective).
  • Specific training for municipal technical staff and political representatives in the use of the methodology.
  • Territorial citizen science workshops with a gender perspective to discuss the management program with respect to monitoring, education and emergency plans.
  • Dissemination and communication of the project.
programa
linea de actuación

Natural risks and adaptation to climate change in La Garrotxa. Multi-hazard analysis applied to territorial vulnerability reduction in mountain areas (GarMultiRisk)