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时间:2018-04-28
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1、理工A理工A第十一篇 ClimateChangePosesMajorRisksforUnpreparedCities Anewexaminationofurbanpolicieshasbeen 1 recentlybyPatriciaRomeroLankao.Sheisasociologistspecializinginclimatechangeand 2 development.Shewarnsthat manyoftheworld’sfast-growingurbanareas,especiallyindevelopingcountries.w
2、illlikelysuffer fromtheimpactsofchangingclimate.Herworkalsoconcludesthatmostcitiesarefailingto 3 emissionsofcarbondioxideandothergreenhouse 4 .These gasesareknown toaffecttheatmosphere.”Climatechangeisadeeplylocalissueandposesprofoundthreatstothegrowingcitiesoftheworld,”saysRomeroL
3、ankao.”Buttoofewcitiesaredevelopingeffectivestrategiesto 5 theirresidents." Citiesare 6 sourcesofgreenhousegases.Andurbanpopulationsarelikelytobeamongthosemostseverelyaffectedbyfutureclimatechange.Lankao’sfindings highlightwaysinwhichcity-residentsareparticularlyvulnerable,an
4、dsuggestpolicyinterventionsthatcouldofferimmediateandlonger-term 7 . Thelocationsanddenseconstructionpatternsofcitiesoftenplacetheirpopulationsatgreaterriskfornaturaldisasters.Potential 8 associatedwithclimateincludestormsurgesand prolongedhotweather.Stormsurgescanfloodcoasta
5、lareasandprolongedhotweathercanheat 9 pavedcitiesmorethansurroundingareas.Theimpactsofsuchnaturaleventscanbemoreseriousinanurbanenvironment.Forexample,aprolongedheatwavecanincreaseexisting levelsofairpollution,causing widespreadhealthproblems.Poorerneighborhoodsthat may 10 basicfa
6、cilitiessuchasdrinkingwateroradependablenetworkofroads,areespeciallyvulnerabletonaturaldisasters.Manyresidentsinpoorercountriesliveinsubstandardhousing 11 accesstoreliabledrinkingwater,roadsandbasicservices. Localgovernments, 12 ,shouldtakemeasurestoprotecttheirresidents.”Unf
7、ortunately,theytendtomovetowardsrhetoric 13 meaningfulresponses, RomeroLankaowrites,”Theydon’timposeconstructionstandardsthatcouldreduceheatingandairconditioningneeds.Theydon'temphasizemasstransitandreduce 14 use.Infact,manylocal governments ar
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