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World Solve

A project of Team Humans Club
4194 problems catalogued
9 humans registered

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.

Publicly citable Every problem has a stable citation code for reference and discussion.
Filtered by relevance Search by category, geography, status, and keywords.
Builder-oriented Use the repository to find startup ideas, policy leads, and research agendas.
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4194Open
0Solved
9Humans

Investment priorities focus on capitals while smaller cities struggle with outdated fleets. Regional funding and planning platforms can spread best practices.

local-regional south-america south-america-unspecified public-transport cities public transport systems mid-sized south american lag behind megacities society-governance urban african climate-environment
WS01961
By Ian Patel · 2026-07-22T15:59:00Z
Click to show citation
WS01961 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=1961