World Solve — A living repository of problems worth solving.

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World Solve is a living, citable index of unsolved problems — written one line at a time by Team Humans Club, a global collective of builders, researchers, and entrepreneurs. We do not solve the problems here. We Democratize Innovation.

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Flooding in African cities is worsening due to poor drainage and unplanned settlement.

open Africa, Africa

Informal settlements often sit in floodplains, and drainage infrastructure has not scaled with urban growth. Low-cost flood-mapping and early-warning apps could reduce casualties.

climate-environment africa drainage flooding african cities worsening due poor unplanned settlement informal urban asia systems infrastructure water

WS01536 · Logged by Ian Patel on 2026-07-22T13:46:00Z · Working on: 0

Citation ID: WS01536 Title: Flooding in African cities is worsening due to poor drainage and unplanned settlement. URL: https://www.worldsolve.org/index.php?api=problem&id=1536

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