A flood risk assessment to municipal infrastructure due to changing climate part I: methodology

A flood risk assessment to municipal infrastructure due to changing climate part I: methodology
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DOI:
10.1080/1573062x.2012.758293
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发表时间:
2014-01
影响因子:
2.7
通讯作者:
Elisabeth A. Bowering;Angela Peck;S. Simonovic
Elisabeth A. Bowering;Angela Peck;S. Simonovic
中科院分区:
环境科学与生态学4区
文献类型:
--
作者:
Elisabeth A. Bowering;Angela Peck;S. Simonovic

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由于气候变化和多变性的影响,越来越频繁地发生极端降雨事件,对市政基础设施造成越来越大的破坏。开发了一种方法来量化与气候变化有关的洪水对市政基础设施的风险。风险是使用流量/频率、阶段/损害和损害/频率曲线的组合来衡量的。风险度量被称为风险指数,并针对市政当局内的每个基础设施要素进行计算。风险按空间单位汇总汇总,并以风险表和地图的形式表示。风险指数考虑了从研究和与技术专家面谈中获得的定量和定性信息。将这一方法应用于一个城市的结果将导致更好的政策和知情的决策。
Extreme rainfall events that are occurring more frequently as an effect of climate change and variability are causing increasing damages to municipal infrastructure. A methodology is developed to quantify the risk to municipal infrastructure from climate change-related flooding. The risk is measured using a combination of flow/frequency, stage/damage and damage/frequency curves. The measure of risk is termed the Risk Index and calculated for each infrastructure element within a municipality. The risk is aggregated and summed by spatial unit and presented in the form of risk tables and maps. The risk index takes into account both quantitative and qualitative information obtained from research and interviews with technical experts. The results from the application of the methodology to a municipality will lead to better policy and informed decision making.