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.

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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.

climate-environment global-unspecified seawater drinking don have reliable way desalinate cheaply enough widespread whether philosophy-ethics determine agreed resolved water

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://www.worldsolve.org/index.php?api=problem&id=42

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2165 public problems
2165 open challenges
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