The Causeway Coast is located on the northern coast of Northern Ireland. A rugged coastline, it is a area of high tourism due to its natural beauty and an area of significance in Irish mythology. Two sites on the Causeway Coast were chosen to develop a geohazard citizen pilot observatory, the world-renowned Giants Causeway and Carrick-a-rede. Both sites attract a high number for visitors throughout the year and both are also managed by the National Trust. The Causeway Coast is geologically dominated by Paleogene mafic volcanics and is highly susceptible to frequent landslide occurrences. It is also an area with a high number of international, European and national designations due to its geological importance and biodiversity. The objective of the pilot was to (i) carry out routine monitoring of the sites, (ii) engage local communities and stakeholders to provide them with education awareness of geohazards, (iii) encourage their active participation in hazard monitoring through a mobile application developed by the AGEO project, (iv) evaluate satellite data from the Copernicus programme as a geohazard monitoring tool and (v) promote better understanding of geohazard risk to stakeholders to enhance risk management at the sites using evidence based information. To meet these objectives, we initiated research and monitoring to better understand and characterise the risk through carrying out geological site surveys, analysis of available datasets, completing Laser imaging, Detection And Ranging (LiDAR) and photogrammetry surveys, assessed satellite derived data and incorporation of citizen monitoring data. The pilot also initiated a series of outreach events within the local communities to raise awareness of geohazard and the participatory role citizens could take in monitoring their landscape. The work carried out resulted in the recording of numerous landslide events including images of each event leading to an increased understanding of the areas and exposure of risk across the sites. A common reference dataset of the geomorphology, to millimetre scale, was attained providing a future reference for change detection analysis. Citizen involvement was also achieved through local engagement and collection and evaluation of citizen data as a means of geohazard monitoring to enhance risk management of the sites.

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Causeway Coast, Northern Ireland: Developing a Geohazard Citizen Observatory to Assist Risk Management

  • Kieran Parker,
  • Kirstin Lemon,
  • Rui Carrilho Gomes

摘要

The Causeway Coast is located on the northern coast of Northern Ireland. A rugged coastline, it is a area of high tourism due to its natural beauty and an area of significance in Irish mythology. Two sites on the Causeway Coast were chosen to develop a geohazard citizen pilot observatory, the world-renowned Giants Causeway and Carrick-a-rede. Both sites attract a high number for visitors throughout the year and both are also managed by the National Trust. The Causeway Coast is geologically dominated by Paleogene mafic volcanics and is highly susceptible to frequent landslide occurrences. It is also an area with a high number of international, European and national designations due to its geological importance and biodiversity. The objective of the pilot was to (i) carry out routine monitoring of the sites, (ii) engage local communities and stakeholders to provide them with education awareness of geohazards, (iii) encourage their active participation in hazard monitoring through a mobile application developed by the AGEO project, (iv) evaluate satellite data from the Copernicus programme as a geohazard monitoring tool and (v) promote better understanding of geohazard risk to stakeholders to enhance risk management at the sites using evidence based information. To meet these objectives, we initiated research and monitoring to better understand and characterise the risk through carrying out geological site surveys, analysis of available datasets, completing Laser imaging, Detection And Ranging (LiDAR) and photogrammetry surveys, assessed satellite derived data and incorporation of citizen monitoring data. The pilot also initiated a series of outreach events within the local communities to raise awareness of geohazard and the participatory role citizens could take in monitoring their landscape. The work carried out resulted in the recording of numerous landslide events including images of each event leading to an increased understanding of the areas and exposure of risk across the sites. A common reference dataset of the geomorphology, to millimetre scale, was attained providing a future reference for change detection analysis. Citizen involvement was also achieved through local engagement and collection and evaluation of citizen data as a means of geohazard monitoring to enhance risk management of the sites.