Urban Boundaries are Blurry at the Suburban Fringes

paulnovosad · x · 2026-07-15

They found that in high-income countries, algorithmically drawn urban boundaries align closely with the GHSL frontier.

The main discrepancies occur at the suburban edges because the economic boundaries of a city are inherently blurry—there is no absolute "northernmost suburb of New York."

Related event: Researchers release open global city boundaries dataset for consistent cross-country urban definition(9 posts)→

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