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Published on: January 26, 2018
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Multidimensional tropical forest recovery
Lourens Poorter1, Dylan Craven2, Catarina C Jakovac1,3
1Forest Ecology and Forest Management Group, Wageningen University, Wageningen, Netherlands.
Science (New York, N.Y.)
|December 9, 2021
Summary
Tropical forests show remarkable resilience, naturally regrowing on abandoned lands. Secondary forests offer a low-cost solution for ecosystem restoration, climate change mitigation, and biodiversity conservation.
Area of Science:
- Ecology
- Forestry
- Conservation Biology
Background:
- Tropical deforestation is a significant global environmental issue.
- Secondary tropical forests have the potential for natural regeneration on abandoned lands.
- Understanding forest recovery dynamics is crucial for effective restoration.
Purpose of the Study:
- To analyze the recovery of 12 forest attributes during secondary succession across 77 tropical sites.
- To investigate the interrelationships between recovering forest attributes.
- To assess the potential of secondary forests for ecosystem restoration and climate change mitigation.
Main Methods:
- Field surveys across 77 tropical sites.
- Analysis of 12 key forest attributes recovery over time.
- Network analysis to understand attribute interdependencies.
Main Results:
- Tropical forests recover significantly after 20 years, reaching 78% of old-growth values.
- Recovery rates vary: soil and plant functioning are fastest, followed by structure and species diversity, and slowest for biomass and species composition.
- Three distinct recovery clusters were identified: structure, species diversity, and species composition.
Conclusions:
- Secondary forests are a viable, natural, and cost-effective strategy for ecosystem restoration.
- These forests contribute to climate change mitigation and biodiversity conservation.
- Embracing secondary forest regrowth is essential for tropical landscape recovery.
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