Fire effects on ecosystems

Fire has shaped terrestrial ecosystems for millions of years, but the relationship between climate change and wildfire is now intensifying in ways that challenge long-standing assumptions about how landscapes recover and regulate themselves. Researchers study how shifting temperature and precipitation patterns alter fire regimes — the characteristic frequency, severity, and extent of burning in a given region — with particular attention to carbon-dense biomes like boreal forests, where large-scale combustion can release centuries of stored carbon into the atmosphere in a matter of weeks. A central open question is how much ecosystem resilience remains after repeated or unusually severe fire events, since soils degraded by intense heat may undermine the very vegetation recovery that normally closes the carbon cycle. Remote sensing and global emissions modeling are expanding the empirical foundation of this work, but predicting tipping points — where fire-driven carbon loss accelerates climate change enough to trigger yet more fire — remains one of the harder problems the field is actively trying to resolve.

Works

117,434

Total citations

1,872,556

Keywords

Climate ChangeForest FiresWildfire ActivityGlobal EmissionsFire RegimesBoreal Forests