Wildfires are the new “polar bear”, routinely used by the media to epitomise the climate crisis and the threat of major natural hazards. This is despite most fire onImportantly, not all fire is equal. Most fires are small. Others release enormous amounts of energy. Energetically extreme fires have an outsized impact on the Earth system, injecting vast smoke plumes into the atmosphere.
The past seven years included the six most extreme in the 21-year period. This increase occurred in lockstep with global heating, with 2023The fastest increases were in the temperate conifer forest and carbon-rich boreal forest of the northern hemisphere. Recent fires there have released immense amounts of smoke and carbon, threatening to intensify warming.blanketed tens of millions of people in the eastern United States in smoke.
The path forward must embrace old and new approaches. It must welcome the deep wisdom of Indigenous fire management. For millennia, Indigenous Australians skilfully People may be uncomfortable with chainsaws or goats in their nearby patch of bush. But the new climate we are entering calls for open-minded and meticulous testing of all available tools. Like all ecological processes, the right mitigation approaches will depend on the local ecological context.
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