City Population - Principal cities and agglomerations of the world and of many countries (tables and maps). People Facts - Vital population statistics for countries presented in a sortable display. Development Education Program, World Bank Group - Teaching and learning materials on social, economic, and environmental issues of sustainable development, including extensive information on interpreting demographic data. Integrated Population, Land Use, and Emissions Data Project (CIESIN) - Linking georeferenced demographic and socioeconomic data with remote sensing data on land cover and use. Site offers access to several significant population-related and geographic databases. National Statistics Offices - Index to national statistics offices worldwide. Population Review - A journal of demography and population studies focusing on both the developing and developed world. H-Demog: Historical Demography - H-Net discussion group dedicated to research, teaching, and historiography. Features subject overview, archives, reports, affiliations, links to related lists and resources, and subscription details. Includes interactive demographic data viewer. Center for Demographic Research - A non-profit research center providing on population, housing and employment plus GIS mapping services and a range of publications. PopClocks: U.S. and World Population Clocks - Population estimates from the US Census Bureau, updated continuously.