Wildfires devastating richer areas but fewer hectares burned globally – study

A recent study reveals that while the total global area affected by wildfires in 2025 was among the lowest recorded since 2002, the fires that did occur were particularly devastating in wealthier regions such as California, Canada, Europe, and South Korea. Despite burning fewer hectares overall—335 million compared to previous years—these fires caused significant loss of life, homes, and infrastructure. Notable incidents included a “megafire” in Scotland that burned over 100,000 hectares, record-breaking blazes in Spain and Portugal, and the destructive Palisades and Eaton fires in Los Angeles, which rank among the most severe in U.S. history. The study attributes the reduced global burned area largely to changes in land use, especially the expansion of farming in parts of Africa, which has fragmented landscapes and limited the spread of large savannah fires. However, climate change-driven factors such as drought, extreme heat, and high winds have intensified fire behavior in many regions, particularly at the wildland-urban interface where human populations are most vulnerable. In southern California and South Korea, these conditions fueled fast-moving fires through densely populated areas, resulting in exceptional mortality, mass evacuations, and extensive damage to infrastructure. Experts emphasize that while adverse weather conditions do not directly cause wildfires, they create more flammable environments and exacerbate fire spread once ignited. This dynamic was evident in the Mediterranean, where drought and heatwaves contributed to severe fires across Portugal, Spain, and Turkey. The study highlights a growing disconnect between the total area burned globally and the real-world impacts of wildfires, underscoring the increasing risk to communities in affluent, densely populated regions despite an overall decline in burned hectares. The findings underscore the complex interplay between land use, climate change, and wildfire risk, suggesting that future fire management strategies must account for both environmental and societal factors. As wildfires continue to threaten lives and economies, particularly in developed areas, understanding these evolving patterns is crucial for improving preparedness and resilience.