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How effective are biodiversity conservation payments in Mexico?
Sébastien Costedoat1, Esteve Corbera2, Driss Ezzine-de-Blas3
1Institute of Environmental Science and Technology (ICTA), Universitat Autònoma de Barcelona, Barcelona, Spain.
Plos One
|March 26, 2015
Summary
Mexico
Area of Science:
- Environmental Science
- Conservation Biology
- Ecology
Background:
- Payments for Ecosystem Services (PES) programs incentivize biodiversity conservation.
- Assessing the effectiveness of PES is crucial for sustainable land management.
- Rural communities in Chiapas, Mexico, participate in national conservation initiatives.
Purpose of the Study:
- To evaluate the additional forest cover protected by communities in Chiapas, Mexico.
- To determine the impact of economic incentives from a national payments for biodiversity conservation program.
- To assess the long-term additionality of conservation efforts.
Main Methods:
- Utilized spatially explicit data at the intra-community level.
- Employed covariate-matching specifications with spatially explicit variables.
- Applied difference-in-difference estimators to determine treatment effects.
Main Results:
- Estimated additional conservation between 12% and 14.7% of enrolled forest area.
- Observed a high degree of additionality in forest protection.
- Identified non-compliance issues in some plots within the PES program.
Conclusions:
- Economic incentives can lead to significant additional forest protection.
- Payments alone may not guarantee long-term conservation additionality.
- High deforestation rates pose challenges to the sustained effectiveness of PES programs.
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