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 desalinate seawater cheaply enough for widespread drinking use.

open Global / Unspecified, Global

Turning seawater into drinking water is technically possible but still too energy-intensive and expensive for many water-scarce regions. Cheaper desalination could solve water shortages for millions of people.

WS00042 · Logged by Administrator on 2026-07-18T19:01:29Z · Working on: 0

Citation ID: WS00042 Title: We don't have a reliable way to desalinate seawater cheaply enough for widespread drinking use. URL: https://worldsolve.org/index.php?api=problem&id=42

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

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