Use the interactive map by entering in any number of inches – the map will show what areas of Saint Vincent and the Grenadines would be flooded or at risk and the left side bar will display the number of people displaced. Click on individual points for current elevation, elevation after sea level rise, and the number and percentage of people losing homes.  The Saint Vincent and the Grenadines Flood Map uses NASA satellite data to show the areas of the world under water and at risk for flooding if ocean levels rise. According to the World Meteorological Organization (WMO), sea levels have been rising about 3 mm per year since 1993 – totaling a 200 mm increase (7.87 inches) in global averaged sea level since 1870.