1950

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1950
Key Moments
1950

The Baby Boom Is Uneven

1980

Rich Countries Bend First

2010

The Pattern Spreads

2050

The Peak Arrives Unevenly

Sources & Methodology

MVP data is simplified from public UN-style demographic trends to validate the visual metaphor. Publication data should use a locked source table with historical and projected values separated clearly.

  • World Population Prospects United Nations · accessed 2026-05-05

    Target source family for historical and projected births/fertility.

  • Fertility rate, total World Bank · accessed 2026-05-05

    Reference context for replacement-rate framing.