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Producing a sensitivity assessment method for visual forest landscapes

机译:制作视觉森林景观的敏感性评估方法

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A landscape sensitivity index provides information about the location of the most sensitive forest areas in terms of visual alteration. This information is needed to recognize those areas which require special attention in terms of management policy decisions and in directing landscape management activities and subsidies. The main goal of this study was to develop and test a GIS-based method to enable the production of a sensitivity index map on a regional scale. To accomplish this, sensitivity criteria, a model and calculating techniques were developed for the landscape province of the Kainuu and Kuusamo hill area in Finland. Sensitivity was described using three main criteria: (i) visibility, (ii) the amount of potential users (use pressure) and (iii) the attractiveness of the landscape - which are further defined by several sub-criteria. The calculation method was based on spatial multicriteria evaluation (SMCE), where cartographic modeling and expert knowledge modeling are utilized. The method was demonstrated and tested by a case study, where a visual landscape sensitivity map was produced for one municipality in the selected landscape province. The results were evaluated by forest and environment experts. The evaluation process showed that the sensitivity values estimated by the sensitivity model were quite similar to the values calculated from the expert map and field evaluations. (C) 2015 Elsevier B.V. All rights reserved.
机译:景观敏感性指数提供了有关视觉变化方面最敏感的森林区域位置的信息。需要这些信息来识别在管理政策决策以及指导景观管理活动和补贴方面需要特别关注的领域。这项研究的主要目标是开发和测试基于GIS的方法,以在区域范围内生成敏感度指数图。为此,针对芬兰的凯努山和库萨莫山地景观省开发了敏感性标准,模型和计算技术。使用三个主要标准描述了敏感性:(i)可见性,(ii)潜在用户的数量(使用压力)和(iii)景观的吸引力-这由几个子标准进一步定义。该计算方法基于空间多准则评估(SMCE),其中利用了制图建模和专家知识建模。通过案例研究对该方法进行了演示和测试,其中为选定的景观省的一个城市制作了视觉景观敏感性图。森林和环境专家对结果进行了评估。评估过程表明,灵敏度模型估计的灵敏度值与专家地图和现场评估得出的值非常相似。 (C)2015 Elsevier B.V.保留所有权利。

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