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Static and continually updating U.S. and world population counts from the U.S. Census Bureau.
Provides worldwide coverage of population, family planning, and related health issues, including family planning technology programs, fertility, and population law and policy. In addition, Popline focuses on particular developing-country issues including demography, AIDS, and other sexually transmitted diseases, maternal and child health, primary health care communication, and population and environment.
Population Reference Bureau
Data and analysis on world population trends in a variety of topic areas and regions of the world selected from publications of The Population Reference Bureau.