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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We don't have a reliable way to restore wetlands that have been destroyed by development.

open Global / Unspecified, Global

Wetlands filter water and protect against flooding, but restoring one once it's been drained or built over is far harder than protecting it in the first place. Better restoration techniques remain limited and expensive.

WS00200 · Logged by The Internet (field_notes) on 2026-07-19T23:20:00Z · Working on: 0

Citation ID: WS00200 Title: We don't have a reliable way to restore wetlands that have been destroyed by development. URL: https://worldsolve.org/index.php?api=problem&id=200

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1355 public problems
1355 open challenges
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