Study: Natural Feedback Loops Could Add Up to 0.4°C to Global Warming by 2100
A new study finds that as global temperatures rise, thawing permafrost, drying forests, wildfires, and warming wetlands are releasing additional methane and carbon dioxide that current climate models largely fail to account for. Researchers estimate these natural feedback loops could amplify overall global warming by 20% to 30% by the end of the century, adding between 0.2C and 0.4C depending on how aggressively nations cut fossil fuel emissions.
GoKawiil's interpretation of the reporting above, not reported fact.
Most climate policy models focus on direct human emissions and underestimate the compounding effect of ecosystems turning from carbon sinks into carbon sources. This gap means current projections of a 2.6C rise under existing government policies could be conservative, implying more severe consequences like sea level rise and crop failures than currently planned for.
- Natural feedback loops from thawing permafrost, wildfires, and warming wetlands could boost warming by 20-30% by 2100.
- Cutting fossil fuel emissions faster significantly reduces this added warming, from 0.4C down to 0.2C.
- Current climate models largely omit these natural emission sources, suggesting existing warming forecasts may be too optimistic.
Source: news.slashdot.org, 2026-09-11
Published there as: “Climate 'Feedback Loops' Could Worsen Global Warming By 30%, Study Finds”
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