Families in the U.S. and around the world are having fewer children as people make profoundly different decisions about their lives. NPR's series Population Shift: How Smaller Families Are Changing ...
The hukou system, established in the 1950s, required Chinese citizens to be registered in a particular locality at birth and institutionalized a strict division between rural and urban residents.
In 2022, the world’s population reached 8 billion - a major milestone in human development. As UN Secretary-General António Guterres noted, “The milestone is an occasion to celebrate diversity and ...