World Solve — A living repository of problems worth solving.

Repository of problems worth solving

World Solve is a public institutional repository for identifying real unresolved problems across science, society, health, governance, economics, and local systems. Each entry is intended to be citable, inspectable, and actionable.

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4194Total

4194Open

0Solved

9Humans

100% closed-loop Environmental Control and Life Support Systems (ECLSS) do not exist yet.

open Global / Unspecified, Global

Current space stations must re-supply metabolic consumables, water filtration media, and trace contaminant gases from Earth. Fully regenerative bio-synthetic life support systems are essential for long-term lunar and Martian outposts.

science-space global-unspecified life support systems 100 closed-loop environmental control eclss not exist society-governance climate-environment technology-computing philosophy-ethics mathematics-logic whether

WS02083

By Ian Patel · 2026-07-22T08:00:00Z · Horizon: 2030

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WS02083 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=2083