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Mitigation

Emissions, tipping points and why the worst-case outcomes depend on how fast greenhouse gases are cut.

Meltwater cascading over the edge of an ice sheet

Climate · 14 Oct 2025

Lessons from Ancient Sea-Level Surges: Reassessing Modern Risks and IPCC Projections

Ancient sea-level surges and new ice-sheet science suggest IPCC projections understate the worst case. Why planners should test assets against 2–3 m by 2100.

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