ChartsDemographyForecasts World population by level of fertiliy over time (1950 – 2010) October 20, 2015 Alex Source: wwwourworldindata.org Related Posts:How the World was Imagined: First Maps and AtlasesOfficial gems, minerals and rocks symbols of every…How America’s Source of Immigrants Has Changed in…U.S. Population Density MappedThe 30 Best Map-Based Strategy Board GamesThe Most Isolated City in Each U.S. State MappedLargest denominations families in the United States…Population density of religious adherents (1890 - 2010)