Spain and Portugal wildfire weather made 40 times more likely by climate crisis, study finds

The extreme weather that fuelled “astonishing” blazes across Spain and Portugal last month was made 40 times more likely by climate breakdown, early analysis suggests.

The deadly wildfires, which torched 500,000 hectares (1.2m acres) of the Iberian peninsula in a matter of weeks, were also 30% more intense than scientists would have expected in a world without climate change, according to researchers from the World Weather Attribution network.

September 2025

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