Geospatial science provides vital information for the sustainable planning of the use of the coastal resources. This course provides an overview of GIS applications pertaining to coastal mapping. It will provide the basic GIS mapping techniques on coastal erosion, mangrove and coral reef using open source GIS tools. The course also includes data acquisition, processing, analysis and interpretation of coastal spatial data. In addition, extensive hands on sessions will be conducted to use tools for preparation of thematic base maps for coastal monitoring.