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Mapping global eco-environment vulnerability due to human and nature disturbances

机译:由于人类和自然障碍而映射全球生态环境脆弱性

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摘要

Identifying vulnerable levels of eco-environment over a global scale is critical for environmental management and ecological conservation. We present the method to optimize the use of freely assessable datasets to derive 16 factors for a proposed assessment framework (Nguyen and Liou, 2019; Liou et al., 2017; Nguyen et al., 2016) [1–3]. Results show that the datasets are suitable for evaluating global eco-environmental vulnerability (GEV). PM2.5 that is a hazardous substance in environment and an anthropogenic disturbance associated with nature and human-made influence is selected to validate the GEV map. The GEV map well correlates with PM2.5 distribution patterns with correlation coefficient of approximately 0.82. All datasets and mapping procedures are processed in ArcGIS 10.3/QGIS 2.16.3 software. Advantages of our method include three aspects: • The analysis procedure is simple but powerful, while dealing with various complex environmental issues. • The framework is flexible to adjust influential indicators subject to the conditions of concerned regions and purposes of decision makers. • The framework can be easily applied for different concerned regions over various scales.Our findings include GEV mapping and eco-protection zoning that provide key hotspots of eco-environmental vulnerability levels over a global scale for the decision makers and people to take further actions to lessen disturbances and achieve environmental sustainability. Method name: GIS framework for mapping eco-environmental vulnerability, Keywords: Anthropogenic stress, Natural variation, Assessment framework, Environmental sustainability
机译:在全球范围内确定脆弱的生态环境水平对于环境管理和生态保护至关重要。我们介绍了优化自由可评估数据集的使用来获得16个因素,以获得拟议的评估框架(Nguyen和Liou,2019; Liou等,2017; Nguyen等,2016)[1-3]。结果表明,数据集适用于评估全球生态环境漏洞(GEV)。 PM2.5是环境中有害物质和与性质相关的人为干扰,选择验证GEV地图。 GEV地图与PM2.5的分布模式相关,相关系数约为0.82。所有数据集和映射过程都在ArcGIS 10.3 / QGIS 2.16.3软件中处理。我们的方法的优点包括三个方面:•分析程序简单而强大,同时处理各种复杂的环境问题。 •该框架灵活,以调整受相关地区条件的影响指标和决策者的目的。 •框架可以很容易地应用于各种秤的不同相关地区。调查结果包括GEV映射和生态保护分区,为决策者和人们提供进一步行动的全球范围内的生态环境漏洞水平的关键热点。减轻干扰并实现环境可持续性。方法名称:GIS框架映射生态环境漏洞,关键词:人为压力,自然变异,评估框架,环境可持续性

著录项

  • 作者

    Kim-Anh Nguyen; Yuei-An Liou;

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  • 年度 2019
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  • 原文格式 PDF
  • 正文语种 eng
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