1. U b Fl d M t T d A H li ti A
hUrbanFloodManagement:TowardsAHolisticApproachEcologicalConsiderations:Whygothisfar?SoniaC.Sandhu,SeniorEnvironmentSpecialist,ADB
2. "A true report of certaine wonderfull ouerflowings of Waters
now lately inAtruereportofcertaine wonderfull ouerflowings
ofWaters,nowlatelyinSummersetshire,Norfolke
andotherplacesofEngland:destroyingmanythousandsofmen,women,andchildren,overthrowingandbearingdowne
wholetownes andvillages,anddrowninginfinitenumbersofsheepe and
other cattlesheepe andothercattle Quoteof EdwardWhite,1607[1]
3. Cities:MetabolicUnitsTh h t &Throughput
&ProcessInput OutputInput OutputThroughput
&ProcessProcess[2]
4. NaturalandBuiltUrbanWatershedMystic River Watershed, Boston,
USA [3]Ecologicaltransformation..?
5. THAILAND. OCTOBER 2011THAILAND.OCTOBER2011
6. [4]
7. LessonsLearntfromThailand Combinetraditionalknowledge
&moderntechnology Aim at long term social and economic benefits
AimatlongtermsocialandeconomicbenefitsShorttermfinancialbenefitisnotsustainable
Holistic approach in planning and management
Holisticapproachinplanningandmanagementprevention+adaptation+coping+mitigation
Institutional reforms for cross sectoral
engagementInstitutionalreformsforcrosssectoralengagementareurgent
More applied research prediction and responseMoreappliedresearch
predictionandresponse Increaseabilitytocopewithfloodingconsequences
flood protection and resilience measures for
allfloodprotectionandresiliencemeasuresforallentities(incl.industry)[5]
10. CHERRAPUNJI, INDIA
..............CHERRAPUNJI,INDIA..............catchmentdilemma
11. Cherrapunji 12000mmannualrainfall HighwaterscarcityN i t ll
ti Norainwatercollection Heavydeforestation Depletion of water
levelsDepletionofwaterlevelsdueto:
unscientificcoalminingandstonequarrying
unregulateduseofgroundwatergroundwater[7,8]watershedignored!
12. LessonsLearntfromCherrapunji Use rainwater as a water
(re)sourceUserainwaterasawater(re)source Revivaloftraditional
rainwaterstoragesupplementedbyimprovedmoderntechnologypp y p gy
Regulation ofgroundwateruse Equitable distribution of
waterEquitabledistributionofwater
Higheconomicimpactsofunsustainablebehaviorandconsumptionpatternsp
pEcology matters!Ecologymatters!
13. MUMBAI 26 JULY 2005,MUMBAI26JULY2005,THEMITHI RIVER
14. [9,10, 11]
15. LessonsLearntfromMumbaifloodsandtheMithiRiver Protection of
surface water bodies and naturalProtectionofsurfacewaterbodies
andnaturaldrainsiscrucialforfloodprotection
Integratedsolidwasteandwastewatergmanagement
isnecessarytopreventadditionalsedimentationandclogging
Bioaccumulationofpollutantsleadstoseverehealthissuesforthelocalpopulation
Urbanpovertyandnaturalwaterdrains
thedichotomyNaturalandSocialEcologymatters![10]
16. Commonthreadshigh mitigation costs.. Choking natural
breathinghighmitigationcosts..Choking natural
breathingabilityofcities..uncontrolleddevelopment..naturalflooddefenseshit.increaseinimpermeablesurfaceshighdensities..Ageing,limitedorpoorlymaintaineddrainage,it
ti d lid t i f t
tsanitationandsolidwasteinfrastructure.overextractionofgroundwater..landsubsidence.tenurelaws
prevailing weakness in
copinglaws..prevailingweaknessincopingabilities.regulationsweakorviolated
..naturalwatershedEcologyscribbled!
17. SANFRANCISCO..URBANWATERSHED
FRAMEWORKanewapproachtourbanwatermanagementa e app oac to u ba ate
a age e t
21.
References[1]NewesoutofSummersetshire,originallyprintedin1607forEdwardWhite,reprintedbyErnestE.Bakerin1884,woodcut.[2]WikimediaCommons,June2008byThemanilaexperience[3]ScreenshotsoftheMysticRiverElectronicEnvironmentalAtlasproducedbytheMysticRiverWatershedAssociationandtheMetropolitanAreaPlanningCouncil,http://mysticriver.org/atlasmaps/,27.02.13[4]U.S.MarineCorpsphotobyCpl.RobertJ.Maurer[
] p p y
p[5]SaidIrandoust,AsitK.Biswas,FloodinAsia:LessonstobelearntfromThailand,TheNation,25January2012.[6a]TheresaS.Samaniego,Turningdisasterpronemetrointoasafe,sustainablehaven,PhilippineDailyInquirer,10August2012.[6b]WalterAng,WhatOndoycanteachusabouturbanplanning,PhilippineDailyInquirer,04.Octobre2009.[
] g, y p g, pp y q
,[7]WikimediaCommons,August2010byPPYoonus[8]Acutewaterscarcityatwettestplaceonearth,ExpressIndia,26November2008.[9]WikimediaCommons,August2005byHiteshAshar[10]
Wikimedia Commons 13 September 2008 by Nicholas
(Nichalp)[10]WikimediaCommons,13September2008byNicholas(Nichalp)[11]ORFMumbai,MakingtheSeweraRiverAgain
WhyMumbaimustreclaimitsMithi,May2011.[12]SanFranciscoPublicUtilitiesCommission,UrbanWatershedFramework
AnewapproachtoStormwaterManagementinSanFrancisco,May2012.