Coastline Coastal Change Map Product description Comprehensive - PowerPoint PPT Presentation

Coastline Coastal Change Map Product description • Comprehensive inventory of coastlines and their subsequent changes over short and long time periods • Quantitative maps of coastal accretion • Erosion information 1990 Spatial extent and resolution 1954 Source: GeoVille for World Bank • Local to regional • 2010 Sub meter to meter scale Benefit • Assessment of coastal change and structural measures in connection with new processing facilities

Coastline Coastline change Product description • Comprehensive inventory of coastlines and their subsequent changes over Erosion 1990-2010: short and long time periods • Quantitative maps of coastal accretion 47 ha lost 13 ha lost • Coastal erosion information Source: GeoVille for World Bank Spatial extent and resolution • Local to regional • Sub meter to meter scale Benefit • Assessment of coastal change and impacts of protection measures

Mangroves Mangrove Mapping Product description • Detailed inventory on mangroves • Mangrove change maps Spatial extent and resolution • Local to regional • Meter scale Benefits • Permanent monitoring of the state and extent of mangroves and any impact caused Source: GeoVille

Sea level rise & storm surges Sea level rise & storm surge scenario Product description • Modelling of flooded area during storm surge event and sea level rise • High resolution coastal change mapping Spatial extent and resolution Source: GeoVille for World Bank & • Local to regional • Meter scale Deltares for UNESCO-IHE Benefit • Identification of key areas for protection (natural and man made) from sea level rise and storm surges Roofprints of buildings, coastal change and storm surge induced sea flood (Sao Tomé)

Coastal vulnerability Coastal erosion monitoring Product description • Details on active erosion potential along shorelines Source: GeoVille for World Bank Spatial extent and resolution • Regional • Meter scale km² Benefits 5 4,5 • Information on protective capacity of 4 3,5 the coast to target protection & 3 conservation efforts 2,5 2 Non built-up 1,5 areas 1 affected by 0,5 erosion 0 40 41 50 Green Agricultural and Forest urban areas non- urban land

Dune protection Erosion Monitoring Product description • Details the active erosion and substrata slope along shorelines Spatial extent and resolution • Local and Regional • Meter scale Benefits • Detailed information on coastal erosion to support localised protection & conservation efforts Source: Metria

Coastal land use Coastal land use & people Product description • Coastal land use maps including detailed information about industrial areas, infrastructure, settlements, economic assets, distribution of people and nature protection hotspots Spatial extent and resolution • Source: GeoVille for World Bank Local and Regional • Meter scale Benefits • Assessing the exposure and vulnerability of economic assets and people in coastal areas

Coastal land use Coastal infrastructure Product description • Coastal infrastructure mapping including industrial, commercial and traffic areas Spatial extent and resolution • Local and Regional Source: GeoVille for World Bank • Meter scale Benefits • Detailed information on the vulnerability of coastal infrastructure and other critical assets to various hazards

Number and location of coastal communities Number and location of people Product description ‘Real world’ Lump statistics • Detailed mapping of built-up area and disaggregated residential population (as opposed to lump statistics assuming Dakar Population even distribution) No Population 50 and below inh/ha 51 - 100 inh/ha 101 - 250 inh/ha 251 - 500 inh/ha Above 500 inh/ha Spatial extent and resolution Source: GeoVille for EEA / World Bank • Local to regional • Meter scale Benefit • Geospatial explicit population information to quantify the population in the neighbourhood of a new processing plant

Number of boats Identification of individual boats Product description • Detection of boats located on the shore Spatial extent and resolution • Local to regional • Sub metre to metre scale Source: GeoVille for EEA / World Bank Benefits • Identification and counting of certain size boats on-shore and off-shore