Extreme weather events are forcing a rethink of climate-related investment risks. Recent wildfires in Europe have caused immense destruction, with the European Environment Agency estimating that extreme weather caused €822bn of damage between 1980 and 2024. Beyond direct costs, indirect impacts include supply chain disruption, inflation, and stranded assets.

Investors should worry about the emerging climate-sovereign doom loop. As rising climate costs erode creditworthiness, fiscal capacity for mitigation diminishes. The World Resources Institute notes that every euro spent on adaptation could save €10 in future damage, yet EU member states currently face a significant funding gap.

Risks extend to sovereign stability, with analysts warning that as many as 60 countries could face climate-related downgrades by 2030. While Europe remains highly exposed due to interconnected bank portfolios, the US may be even more vulnerable, with economic costs of disasters averaging 0.5% of GDP. Investors must stay vigilant as extreme weather events threaten to trigger extreme market events.