资源描述：
《epa_2012_climate_water_strategy_full_report_final.pdf》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、OfficeofWater(4101M)EPA-850-K-12-004November2012December2012DefinitionsofKeyTermsFrom:America’sClimateChoices(NRC,2010a-d)Adapt,Adaptation:Adjustmentinnaturalorhumansystemstoaneworchangingenvironmentthatexploitsbeneficialopportunitiesormoder-atesnegativeeffects.Adaptivec
2、apacity:Theabilityofasystemtoadjusttoclimatechange(includingclimatevariabilityandextremes)tomoderatepotentialdam-ages,totakeadvantageofopportunities,ortocopewiththeconse-quences.Mitigation:Aninterventiontoreducethecausesofchangesinclimate,suchasthroughreducingemissionsof
3、greenhousegasestotheatmo-sphere.Resilience:Acapabilitytoanticipate,preparefor,respondto,andrecover,fromsignificantmulti-hazardthreatswithminimumdamagetosocialwell-being,theeconomy,andtheenvironment.Risk:Acombinationofthemagnitudeofthepotentialconsequence(s)ofclimatechang
4、eimpact(s)andthelikelihoodthattheconsequence(s)willoccur.Stationarity:Theideathatnaturalsystemsfluctuatewithinanunchang-ingenvelopeofvariability.Vulnerability:Thedegreetowhichasystemissusceptibleto,orun-abletocopewith,adverseeffectsofclimatechange,includingclimatevariabi
5、lityandextremes.Vulnerabilityisafunctionofthecharacter,magnitude,andrateofclimatevariationtowhichasystemisexposed,itssensitivity,anditsadaptivecapacity.DisclaimerTotheextentthisdocumentmentionsordiscussesstatutoryorregulatoryauthority,itdoessoforinformationalpurposesonly
6、.Thisdocumentdoesnotsubstituteforthosestat-utesorregulations,andreadersshouldconsultthestatutesorregulationstolearnwhattheyrequire.Neitherthisdocument,noranypartofit,isitselfaruleoraregulation.Thus,itcannotchangeorimposelegallybindingrequirementsonEPA,states,thepublic,or
7、theregulatedcommunity.Further,anyexpressedintention,suggestionorrecommendationdoesnotimposeanylegallybindingrequirementsonEPA,states,tribes,thepublic,ortheregulatedcommunity.Agencydecisionmakersremainfreetoexercisetheirdiscretioninchoosingtoimplementthestrategicactionsde
8、scribedinthis2012Strategy.Implementa-tionofstrategicactionscontainedhereiniscontingentuponavailabilityo
