Msu Schneider2007

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  • 1. StephenH.Schneider* DepartmentofBiologicalSciences and WoodsInstitutefortheEnvironment StanfordUniversity,California,USA. KeyVulnerabilitiesandthe RisksofClimateChange? MichiganStateUniversity IdesofMarch2007 *[Websiteformoreinfo:www.climatechange.net.]
  • 2. Theroleofthescientificcommunity #1:Provideclimatechangescenarios TheIPCCsSpecialReportonEmissionsScenarios(SRES)2000
  • 3. Whatwillbeourfuture emissions? Higher Lower Source:IntergovernmentalPanelonClimateChange
  • 4. WG1ApprovedAR4SPM: InthisSummaryforPolicymakers,the followingtermshavebeenusedtoindicate theassessedlikelihood,usingexpert judgment,ofanoutcomeoraresult: Virtuallycertain>99%probabilityof occurrence,Extremelylikely>95%,Very likely>90%,Likely>66%,Morelikelythan not>50%,Unlikely