Page 14 - 2024年第55卷第2期
P. 14

2021,31(11):35 - 36.
                [26] 姚文广.抗御海河 “23·7” 流域性特大洪水的实践启示和检视思考[J].中国水利,2023(18):1 - 4.
                [27] FUNKC,PETERSONP,LANDSFELDM,etal.Theclimatehazardsinfraredprecipitationwithstations—anew
                       environmentalrecordformonitoringextremes [J].ScientificData,2015,2(1):150066.
                [28] GUTTMANNB.Acceptingthestandardizedprecipitationindex:acalculationalgorithm[J].JournaloftheAmeri
                       canWaterResourcesAssociation ,1999,35(2):311 - 322.
                [29] WANGW,ZHUY,XUR,etal.DroughtseveritychangeinChinaduring1961 - 2012indicatedbySPIandSPEI
                       [J].NaturalHazards,2015,75(3):2437 - 2451.
                [30] WANGH,CHENY,PANY,etal.AssessmentofcandidatedistributionsforSPI?SPEIandsensitivityofdrought
                       toclimaticvariablesinChina [J].InternationalJournalofClimatology,2019,39(11):4392 - 4412.
                [31] 张建云,舒章 康,王 鸿 杰,等.郑 州 “7·20” 暴 雨 洪 涝 几 个 水 文 问 题 的 讨 论 [J].地 理 学 报,2023,78
                       (7):1618 - 1626.
                [32] 杨宇涵,殷杰,王丹丹,等.基于 ABM的城市暴雨洪涝灾害应急疏散仿真研究———以河南郑州 “7·20”
                       特大暴雨洪涝灾害为例[J].中国科学(地球科学),2023,53(2):267 - 276.
                [33] 陈文龙,杨芳,宋利祥,等.高密度城市暴雨洪涝防御对策———郑州 “7·20” 特大暴雨启示[J].中国水
                       利,2021(15):18 - 20,23.
                [34] YANGZ,ZHAOT,TIANY,etal.AnintegratedassessmentoftropicalcyclonerisksinmainlandChinabycon
                       sideringhazard ,exposure,vulnerabilityandmitigation[J].HydrologyResearch,2022,53(8):1090 - 1106.
                [35] 易雨君,徐雯钦,刘泓汐.雄安新区洪涝灾害等级序列重建及防洪标准分析[J].中国科学(技术科学),
                      2022,52(10):1543 - 1554.
                [36] 任梅芳,徐宗学,庞博.变化环境下城市 洪 水 演 变 驱 动 机 理———以 北 京 市 温 榆 河 为 例 [J].水 科 学 进 展,
                      2021,32(3):345 - 355.



                                 Incorporatingtemporalchangesintofloodlossassessments

                                           1
                                                                        1
                                                                                       2
                                                             2
                                 WANGHao,ZHAOTongtiegang,TIANYu,CHENZecong,
                                                           2
                                                                           2
                                             ZHENGYanhui,CHENXiaohong
                     (1.StateKeyLaboratoryofSimulationandRegulationofWaterCycleinRiverBasin,ChinaInstituteofWaterResourcesand
                                             HydropowerResearch,Beijing 100038,China;
                            2.CenterofWaterResourcesandEnvironment,SunYat - SenUniversity,Guangzhou 510275,China)
                  Abstract:FloodsareoneofthemostextensivenaturaldisastersinChina.Focusingontheassessmentsofsocioeco
                  nomiclosses,thispaperconstructsfloodlossfunctionsbyintroducingatimetermtoconsidertemporalchange.On
                  theonehand ,thefunctionsaccountforthestaticS - shapedcurverelationshipinwhichdisasterlossesincreasein
                  creasinglyandthengraduallywiththeintensityofdisaster - causingfactors ;ontheotherhand,thefunctionstake
                  dynamicchangesofdisasterlossesovertimeintoconsiderationbythethreeparametersofmagnitude,shapeandlo
                  cation.Basedonthedatasetofflood - affectedpopulationanddirecteconomiclossprovidedbythe“ChinaFlood
                  andDroughtDisasterPreventionBulletin”,assessmentsofflooddisasterlossesareconductedforeachprovincial
                  administrativeregionfrom2006to2021.Theresultsshowthatbyfittingthefloodlossfunctions ,thescatterplotsof
                  floodlosswithrespecttodisasterfactorintensityandtimecanbeeffectivelyexpandedintocontinuousthree - dimen
                  sionalsurfacesandtwo - dimensionalheatmaps.Theflood - affectedpopulationinvariousprovincialadministrative
                  regionsgenerallyshowsatrendofdecreasingyearbyyearandtendstoincreasewiththeincreaseoftheintensityof
                  disaster - causingfactors.Thedirecteconomiclossesofvariousprovincial - leveladministrativeregionsshowconsid
                  erabledifferences ,withcharacteristicssuchassharpdecline,slowdeclineandslightincreaseovertime.The
                  floodlossfunctionsconsideringtemporalchangescanserveasaneffectivetoolfordisasterassessmentunderchan
                  gingenvironments ,andprovidesreferenceforregionalflooddisasterassessments.
                  Keywords:floodhazard;disasterfactors;lossfunction;flood - affectedpopulation;directeconomicloss;non -
                  stationarity

                                                                                    (责任编辑:耿庆斋)

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