Coastline Coastal Change Map Product description Comprehensive - - PowerPoint PPT Presentation

Source: GeoVille for World Bank

Coastline Coastal Change Map 1954 2010 1990

Product description

• Comprehensive inventory of coastlines

and their subsequent changes over short and long time periods

• Quantitative maps of coastal accretion
• Erosion information

Spatial extent and resolution

• Local to regional
• Sub meter to meter scale

Benefit

• Assessment of coastal change and

structural measures in connection with new processing facilities

Source: GeoVille for World Bank

Coastline Coastline change

Erosion 1990-2010:

47 ha lost 13 ha lost

Product description

• Comprehensive inventory of coastlines

and their subsequent changes over short and long time periods

• Quantitative maps of coastal accretion
• Coastal erosion information

Spatial extent and resolution

• Local to regional
• Sub meter to meter scale

Benefit

• Assessment of coastal change and

impacts of protection measures

Source: GeoVille

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 for World Bank & Deltares for UNESCO-IHE

Sea level rise & storm surges Sea level rise & storm surge scenario

Roofprints of buildings, coastal change and storm surge induced sea flood (Sao Tomé)

Product description

• Modelling of flooded area during storm

surge event and sea level rise

• High resolution coastal change mapping

Spatial extent and resolution

• Local to regional
• Meter scale

Benefit

• Identification of key areas for protection

(natural and man made) from sea level rise and storm surges

Coastal erosion monitoring

Source: GeoVille for World Bank

Coastal vulnerability

km²

Non built-up areas affected by erosion

0,5 1 1,5 2 2,5 3 3,5 4 4,5 5 40 41 50

Forest Green urban areas Agricultural and non- urban land

Product description

• Details on active erosion potential along

shorelines Spatial extent and resolution

• Regional
• Meter scale

Benefits

• Information on protective capacity of

the coast to target protection & conservation efforts

Erosion Monitoring

Source: Metria

Dune protection

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

Coastal land use & people

Source: GeoVille for World Bank

Coastal land use

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

• Local and Regional
• Meter scale

Benefits

• Assessing the exposure and vulnerability
• f economic assets and people in

coastal areas

Coastal infrastructure

Source: GeoVille for World Bank

Coastal land use

Product description

• Coastal infrastructure mapping including

industrial, commercial and traffic areas Spatial extent and resolution

• Local and Regional
• Meter scale

Benefits

• Detailed information on the vulnerability
• f coastal infrastructure and other

critical assets to various hazards

Number and location of coastal communities Number and location of people

Source: GeoVille for EEA / World Bank

Dakar Population

No Population 50 and below inh/ha 51 - 100 inh/ha 101 - 250 inh/ha 251 - 500 inh/ha Above 500 inh/ha

Lump statistics ‘Real world’

Product description

• Detailed mapping of built-up area and

disaggregated residential population (as

• pposed to lump statistics assuming

even distribution) Spatial extent and resolution

• 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

Source: GeoVille for EEA / World Bank

Product description

• Detection of boats located on the shore

Spatial extent and resolution

• Local to regional
• Sub metre to metre scale

Benefits

• Identification and counting of certain

size boats on-shore and off-shore