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Methods of Soil Resampling to Monitor Changes in the Chemical Concentrations of Forest Soils
Published on: November 25, 2016
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Forest management optimization across spatial scales to reconcile economic and conservation objectives
Tähti Pohjanmies1,2, Kyle Eyvindson1,2, Mikko Mönkkönen1,2
1University of Jyvaskyla, Department of Biological and Environmental Sciences, Jyväskylä, Finland.
Plos One
|June 11, 2019
Summary
Multi-objective forest management planning in Finland shows that larger planning regions offer only marginal benefits for balancing timber harvest income and deadwood availability. Active deadwood creation may be essential for biodiversity conservation.
Area of Science:
- Forestry science
- Conservation biology
- Ecological economics
Background:
- Balancing biodiversity conservation with resource production is a key challenge in multi-objective management planning.
- The effectiveness of planning regions in mitigating conflicts between forestry and conservation requires investigation.
Purpose of the Study:
- To determine how the size of forestry planning regions affects the mitigation of conflicts between timber harvest income and deadwood availability in Finland.
- To explore the trade-offs between economic and ecological objectives in forest management at different spatial scales.
Main Methods:
- Utilized a forest simulator to forecast data and an optimization model to analyze the production possibility frontier between harvest income and deadwood.
- Compared outcomes of optimizing management within various-sized forestry planning regions.
- Assessed impacts on objective achievement, spatial deadwood variation, and optimal management strategies.
Main Results:
- Increasing planning region size yielded only minor improvements (a few percent) in simultaneously achieving higher harvest income and deadwood availability.
- Differences in spatial deadwood variation and optimal management combinations across scales were also minor.
- The conflict mitigation was only marginally easier at large spatial scales compared to small forest ownership scales.
Conclusions:
- The spatial scale of planning regions has a limited impact on resolving the conflict between timber harvesting and deadwood availability.
- Achievable management solutions, regardless of scale, may be insufficient to protect deadwood-dependent biodiversity without direct interventions like active deadwood creation.
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