Zimmer, A., Brooks, N., Gaughan, A.E. et al. Global divergence in urban demographic change and migration patterns. Nat Cities
Objective:
- Analyze annual age- and sex-structured population estimates from 2000 to 2020
Case:
- More than 10,000 global cities
Methodology:
- Indicator
Data Source
- WorldPop
- GHS-UCDB
Findings:
- The ratio of children and old adults to working-age adults declined from 0.87 to 0.59
- Smaller cities remained consistently younger than larger cities