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首页> 外文期刊>Journal of Forest Planning >Silvicultural Strategies, Sustainability, and Adaptation to Climate Change in Forests of the Atlantic Region of Europe
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Silvicultural Strategies, Sustainability, and Adaptation to Climate Change in Forests of the Atlantic Region of Europe

机译:欧洲大西洋地区森林的造林策略,可持续性和对气候变化的适应

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摘要

Many forests of the Atlantic region of western Europe are plantations created in the last century after a long history of deforestation. These forests have high growth rates by European standards and support competitive wood using industries. However,in some countries of the region (Scotland, Wales) there is increasing pressure to diversify the forests to meet the requirements of multifunctional forestry, while in other areas (the Landes region of south-west France) recent severe storm damage raisesthe need to increase the resilience of plantations to future climate change. A range of silvicultural systems can be used to diversify plantation forests, but these will have different impacts on indicators of sustainability. The framework of Forest Management Alternatives (FMAs) developed in the EU Eforwood project spans the range of possible stand manipulation from no intervention in a long-term reserve to complete above-ground biomass removal in short rotation forestry. Using the example of a Sitkaspruce stand in Scotland, we present the values of a range of economic, environmental, and social indicators associated with each FMA. Traditional plantation management practices based on planting a single species and patch clear felling are more attractive in economic terms than for ecosystem services. A favoured alternative of combined objective forestiy using a range of species and smaller clearfelled areas is not as attractive in economic terms and produces only small gains in ecosystem services. Aclose-to-nature option produces greater recreational and biodiversity benefits, while being only marginally less economically viable than clearfelling, because the use of natural regeneration saves on restocking costs. Current policies and guidelines foradapting forests to climate change propose greater use of less intensive FMAs at the expense of traditional plantation management and we illustrate possible impacts of such scenarios on selected sustainability indicators. Future development of this framework will need to link growth models with predictions of stand vulnerability to abiotic and biotic risks to allow more rigorous examination of the effects of changes in the balance of FMAs upon sustainability indicators. We outline research challenges which need to be tackled to allow managers to devise and implement appropriate silvicultural strategies to adapt Atlantic forests to climate change.
机译:西欧大西洋地区的许多森林都是在漫长的毁林历史之后的上个世纪创建的人工林。这些森林按照欧洲标准具有很高的增长率,并支持具有竞争力的木材使用行业。但是,在该地区的某些国家(苏格兰,威尔士),为了满足多功能林业的需求而使森林多样化的压力越来越大,而在其他地区(法国西南部的兰德斯地区),最近的严重风暴破坏使人们需要提高人工林对未来气候变化的适应力。可以使用多种造林系统来使人工林多样化,但是这些会对可持续性指标产生不同的影响。欧盟Eforwood项目开发的森林管理替代方案(FMA)框架涵盖了可能的林分操纵范围,从不干预长期保护区到在短周期林业中完全清除地上生物量。以苏格兰的Sitkaspruce摊位为例,我们介绍了与每个FMA相关的一系列经济,环境和社会指标的值。基于种植单一物种和清除斑块的传统人工林管理做法在经济上比对生态系统服务更具吸引力。使用多种物种和较小的砍伐面积的联合目标森林的首选替代方案在经济上没有吸引力,在生态系统服务中仅产生很小的收益。接近自然的选择会带来更大的娱乐和生物多样性益处,而在经济上仅比透明采伐少一些,因为使用自然再生可节省补货成本。当前使森林适应气候变化的政策和指南建议以较低强度的FMA的使用为代价,而以传统的人工林管理为代价,并且我们说明了这种情况对选定的可持续性指标的可能影响。该框架的未来发展将需要将增长模型与林分易受非生物和生物风险的预测联系起来,以便更严格地检查FMA平衡变化对可持续性指标的影响。我们概述了需要解决的研究挑战,以使管理人员能够制定和实施适当的造林策略,以使大西洋森林适应气候变化。

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