Every day, decisions that affect our lives depend on knowing how many people live where. For example, how many vaccines are needed in a community, where polling stations should be placed for elections ...

Hundreds of decisions—how to build roads, where to send medicine, how to plan for natural disasters—depend on knowing where people live. Over the past few decades, population maps have become powerful ...

World Population Day 2025 , observed on 11 July, centres around the theme: "Empowering young people to create the families they want in a fair and hopeful world." Established by the United Nations in ...