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人类流离失所,死亡和经济损失与远程观察到的洪水有关
Benedikt Mester1,2, Katja Frieler1, Jacob Schewe3
1Potsdam Institute for Climate Impact Research, Potsdam, Germany.
Scientific data
|July 22, 2023
概括
介绍FLODIS,这是一个新的数据集,将洪水影响 (如流离失所和死亡) 与遥感数据联系起来. 该资源有助于了解全球的洪水风险和脆弱性.
科学领域:
- 环境科学 环境科学
- 遥感 遥感 遥感 遥感
- 灾害风险管理 灾害风险管理
背景情况:
- 洪水是一个主要的全球性危险,造成了大量的人类流离失所,死亡和经济损失.
- 现有的数据集往往缺乏与灾害影响相关的空间明确的洪水危险信息.
- 遥感为绘制洪水范围和了解灾害影响提供了强大的工具.
研究的目的:
- 引入FLODIS,这是一个开源数据集,将洪水引起的人类流离失所,死亡和经济损失与卫星观测的洪水地区联系起来.
- 为灾难事件提供空间明确的洪水危险估计.
- 促进综合性洪水风险分析和脆弱性评估.
主要方法:
- 综合来自内部流离失所监测中心 (IDMC),紧急事件数据库 (EM-DAT) 和全球洪水数据库 (GFD) 的数据.
- 链接有关人类流离失所,死亡和经济损失的特定事件信息,以卫星衍生的洪水足迹.
- 包括对流离失所事件的地理编码和受影响人口,GDP和关键基础设施的估计.
主要成果:
- 在全球范围内,FLODIS包含了335起人类流离失所事件和695起死亡/伤害事件 (2000-2018年) 的特定事件数据.
- 为灾难事件提供空间显式的洪水危险估计.
- 为更广泛的灾难联系提供社会经济指标和地理编码.
结论:
- 通过将冲击数据与危险信息相结合,FLODIS促进了全面的洪水风险分析.
- 该数据集使洪水损害和流离失所脆弱性的详细当地评估成为可能.
- 对于研究人员和政策制定者来说,FLODIS是减少灾害风险的宝贵资源.
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