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.

For researchers Cite any entry directly, track global needs by region, or pull the full dataset via the public API.

1355 total logged

1355 still open

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7 registered profiles

We haven't solved how to prevent groundwater contamination from industrial and agricultural runoff.

open Global / Unspecified, Global

Chemicals and fertilizers seep into groundwater supplies over years, often going unnoticed until wells become unsafe to drink from. Preventing this contamination before it happens remains far harder than detecting it afterward.

WS00202 · Logged by The Internet (late_night_reader) on 2026-07-19T23:34:00Z · Working on: 0

Citation ID: WS00202 Title: We haven't solved how to prevent groundwater contamination from industrial and agricultural runoff. URL: https://worldsolve.org/index.php?api=problem&id=202

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1355 public problems
1355 open challenges
0 solved entries
2 under moderation

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