Two new studies reveal climate change's fingerprints over extreme fire weather-triggering infernos in Spain and France

A fresh spell of extreme heat, driven by climate change, is expected to intensify some of Europe's worst wildfires in decades, stretching firefighting resources.

The wildfires sweeping France and Spain this week are the largest blazes either country has faced in modern history.

Heavy rainfall followed by extreme heat created the perfect tinder, as flames spread through regions of France and Spain.