los bosques en un clima cambiante
Summary
The document examines the critical relationship between forests and the global climate, highlighting the risk that temperature increases above 2-3°C could transform forests from carbon sinks into net carbon sources. It emphasizes the superior carbon storage of old-growth forests over plantations and the extreme vulnerability of peatlands, particularly in Southeast Asia. The guide warns that climate change is increasing the frequency of wildfires and pest outbreaks, while also altering species distribution. It concludes that stopping deforestation and protecting old-growth forests and peatlands are urgent priorities for climate mitigation.
Key insights
- Forests may lose their capacity to regulate the climate and become net carbon sources if global temperatures increase by more than 3°C in the long term.
- Old-growth forests store significantly more carbon than plantations; conservative estimates suggest plantations store only 20% of the carbon found in intact old-growth forests.
- Peatlands cover only 3% of the Earth's surface but contain 550 billion tons of carbon, which is double the amount stored in all forests.
- The destruction of peatlands, particularly for oil palm plantations in Southeast Asia, is estimated to account for 8% of global CO2 emissions.
- Deforestation contributes nearly 18% of total anthropogenic greenhouse gas emissions, exceeding the total emissions from the entire transport sector.
- Climate change is increasing the frequency and intensity of wildfires, with a notable increase in the Northern Rockies since the mid-1980s linked to higher spring and summer temperatures and early snowmelt.
- The 'carbon fertilization' effect—where increased CO2 levels stimulate plant growth—remains uncertain and contradictory, and therefore should not be the focus of climate mitigation strategies.
- Climate change is expected to cause severe disruptions in tree species distribution, with a high risk of forest loss in Eurasia, eastern China, Canada, Central America, and the Amazon.
- Excess nitrogen from fertilizers and industrial pollution can stimulate soil respiration in tropical forests, leading to significant increases in carbon emissions.
Cite the original document
- APA
- Hall, R. (2008). los bosques en un clima cambiante. Friends of the Earth International. https://www.foei.org/wp-content/uploads/2020/12/clima_y_deforestacion.pdf
- Chicago
- Hall, Ronnie. los bosques en un clima cambiante. Friends of the Earth International, 2008. https://www.foei.org/wp-content/uploads/2020/12/clima_y_deforestacion.pdf.
- Wikipedia
- {{cite report |last1=Hall |first1=Ronnie |title=los bosques en un clima cambiante |publisher=Friends of the Earth International |date=December 2008 |url=https://www.foei.org/wp-content/uploads/2020/12/clima_y_deforestacion.pdf |access-date=23 October 2026 |via=Climate Insights Directory}}
- BibTeX
- @techreport{hall2008los, author = {Hall, Ronnie}, title = {{los bosques en un clima cambiante}}, institution = {Friends of the Earth International}, year = {2008}, month = dec, url = {https://www.foei.org/wp-content/uploads/2020/12/clima_y_deforestacion.pdf}, urldate = {2026-10-23}, note = {Indexed by Climate Insights Directory} }
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