A satellite image analysis shows that an urban area expanded from 200 km² to 320 km² over 10 years. Assuming uniform growth, how many km² does the urban area increase per year?

Tue, 05 May 2026 21:22:14 +0000

Urban Growth Unfolded: How Much Does the City Expand Annually? Satellite image analysis reveals compelling evidence of rapid urban expansion — a study tracking land use changes shows that a major urban area grew from 200 square kilometers to 320 square kilometers over a 10-year period. This significant growth raises important questions about how quickly urban centers are developing and what that means for infrastructure, planning, and sustainability. ### The Numbers Behind the Expansion The urban area expanded from 200 km² to 320 km², a total increase of: