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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4194Open

0Solved

9Humans

Coastal and riverine communities in South America are vulnerable to climate-driven flooding.

open South America / Unspecified, South America

Sea-level rise and extreme rainfall threaten settlements and infrastructure. Climate-risk mapping and relocation-planning tools can guide adaptation.

climate-environment south-america south-america-unspecified coastal riverine communities south america vulnerable climate-driven flooding sea-level rise economics-resources fishing climate sea level

WS01962

By Ian Patel · 2026-07-22T15:59:00Z

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WS01962 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=1962

Integrated pathways for nature-based solutions for coastal and riverine flood risk that support livelihoods and biodiversity.

open New Zealand, Oceania

Achieving nature-based solutions for coastal and riverine flood risk that support livelihoods and biodiversity at meaningful scale demands simultaneous progress in fundamental research, engineering integration and socio-technical systems that work for low- and middle-income settings. Existing efforts remain fragmented relative to the magnitude of the challenge.

climate-environment oceania new-zealand biodiversity nature-based solutions coastal riverine flood risk support livelihoods integrated economics-resources systems society-governance nature based

WS03525

By Ian Patel · 2025-10-18T22:13:56.917Z · Horizon: 2040

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WS03525 | World Solve | https://www.worldsolve.org/index.php?view=problem&id=3525