concept Updated 2026-08-08 Tags: Climate, Wildfire, Disaster, Risk

Extreme Wildfire

Extreme wildfire is the category used in Burning questions: a more fire-prone world for fires that stand out by intensity, size, speed of spread, or damage. Oliver Morton distinguishes these fires from ordinary fire-season expansion: the question is not only whether more land burns, but whether more events overwhelm ordinary expectations and institutions.

The episode’s examples include Australia’s Black Summer fires, the 2023 fires in Canada, and destructive Los Angeles fires in California. The concept extends Natural Hazard As Social Disaster because extreme fires become disasters through exposure, settlement, smoke vulnerability, insurance, suppression capacity, and whether Landscape Fire Prevention has been sustained before ignition.

Key Claims

  • Extreme fire should be measured by intensity, size, speed, and damage, not only by whether a fire occurred.
  • Longer fire seasons and more very-high-risk fire-weather days make extreme events more likely.
  • Extreme fires can produce global effects through smoke, CO2 release, ocean fertilization, and atmospheric feedbacks.
  • Direct flame deaths are only one harm channel; Wildfire Smoke Health Burden may dominate the population cost.

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