Data from: A landscape triage approach: combining spatial and temporal dynamics to prioritize restoration and conservation
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1. The spatial and temporal dynamics of landscape structure yield ecological constraints that may limit or promote the recovery of functioning habitat within human-modified ecosystems. In planning restoration and conservation measures to optimize outcomes for biodiversity, such constraints should be evaluated at multiple scales. 2. This paper presents a multi-scale methodology based on the concept of triage that incorporates landscape and regional spatial context and temporal dynamics to prioritize restoration and conservation. 3. In applying the framework to a large Brazilian Atlantic forest study site that underwent substantial forest cover changes between 1990 and 2002, our results demonstrate the utility of this framework for navigating between different trade-offs inherent to biodiversity conservation. 4. Landscapes are ranked in accordance with indicators that evaluate the relative urgency of intervention, feasibility of recovery, and importance for broader-scale biotic flows. 5. Synthesis and applications. Efforts to enhance biodiversity through restoration and/or conservation may be hampered when decisions are based exclusively on contemporary landscape structure, and not made through a historical perspective. In making such trade-offs explicit, this framework can aid practitioners in defining the most appropriate set of restoration or conservation strategies given the ecological constraints, biodiversity goals, and available budget.
1. 景观结构的时空动态会产生生态约束,这类约束既可能限制,也可促进人为改造生态系统中功能性生境的恢复。在规划修复与保护措施以优化生物多样性保护成效时,应在多尺度下对这类约束开展评估。
2. 本文提出了一种基于分诊(triage)理念的多尺度方法,该方法整合了景观与区域空间背景及时空动态特征,用于确定修复与保护工作的优先级。
3. 将该框架应用于1990年至2002年间森林覆盖发生显著变化的大型巴西大西洋森林研究样地后,本研究结果证实了该框架在应对生物多样性保护固有的各类权衡取舍方面的实用性。
4. 研究依据多项指标对景观进行排序,这些指标用于评估干预的相对紧迫性、恢复的可行性以及对更大尺度生物流的重要性。
5. 综合与应用。若决策仅基于当代景观结构,而非从历史视角出发,那么通过修复与/或保护提升生物多样性的工作可能会受阻。通过明确这类权衡取舍,该框架可帮助实践者结合生态约束、生物多样性目标与可用预算,确定最适配的修复或保护策略组合。
创建时间:
2015-02-23



