Why we need to consider city shapes to save energy, water, and the climate

3.7 billion people live in 11,422 large cities worldwide, new database shows

A research group has created the most comprehensive database of cities worldwide, revealing that 3.7 billion people live in 11,422 large cit

Study finds large cities lose growth advantage as nations become more urbanized

This research article examines the relationship between city size and growth rate as countries urbanize. It challenges the prevailing theory

World Governments Summit and Deloitte Report: Smart cities and the future of sustainable urban resilience

Why 2100 Transition Scenarios Must Account for Peak and Plateau Population Trends

The article argues that 21st-century population projections show a peak, plateau, and regional divergence pattern rather than the continuous

Norman Foster Advocates for Walkable Cities as Essential Urban Planning Strategy

British architect Norman Foster argues that walkable, dense cities should be prioritized regardless of environmental concerns, stating that

Study Suggests Global Population Estimates May Be Significantly Undercounted Due to Rural Areas

A 2025 study led by Josias Láng-Ritter at Aalto University suggests that global population estimates of 8.2 billion may be significantly und