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.

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We don't have an effective way to prevent the decline of native oyster populations that once naturally filtered coastal waters.

open Global / Unspecified, Global

Oyster populations, which naturally filter and clean coastal water, have declined sharply in many regions due to overharvesting and pollution. Restoring these populations to meaningfully improve water quality again remains an unresolved conservation challenge.

WS01043 · Logged by The Internet (future_watch) on 2026-07-19T15:18:30Z · Working on: 0

Citation ID: WS01043 Title: We don't have an effective way to prevent the decline of native oyster populations that once naturally filtered coastal waters. URL: https://worldsolve.org/index.php?api=problem&id=1043

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1355 public problems
1355 open challenges
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