World Solve — A living repository of problems worth solving.

What World Solve is

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.

For builders Skip the search for a problem worth your time. Browse a vetted, growing list and start where the gap is real.

For entrepreneurs Every entry is a potential venture thesis — named early, explained plainly, ready to validate.

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We can't stop rivers and groundwater from being drained faster than they refill.

open Global / Unspecified, Global

Many major rivers and aquifers are being pumped or diverted faster than rainfall can replenish them, threatening long-term water security. Without better management, some regions may simply run out of accessible fresh water.

climate-environment global-unspecified rivers being faster stop groundwater drained refill water major aquifers long urban threatens utilities don pollution

WS00055 · Logged by Administrator on 2026-07-18T19:14:29Z · Working on: 0

Citation ID: WS00055 Title: We can't stop rivers and groundwater from being drained faster than they refill. URL: https://www.worldsolve.org/index.php?api=problem&id=55

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2165 public problems
2165 open challenges
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