麦肯锡-建筑通告：最大限度地减少二氧化碳排放和创造商业机会（英）-29页

IncollaborationwithMcKinsey&CompanyCircularityintheBuiltEnvironment:MaximizingCO2AbatementandBusinessOpportunitiesWHITEPAPERDECEMBER2023Images:GettyImages,UnsplashContentsForeword3Executivesummary4Introduction51Transformingtheresourceloopsinthebuiltenvironment61.1Resourcerecirculation81.2Resourceefficiencies91.3Resourceutilization92Buildingwithcircularmaterials102.1Concreteandcement132.2Constructionsteel152.3Constructionaluminium172.4Constructionplastics192.5Flatglass212.6Gypsum23Conclusion:Drivingthecircularitytransitioninthebuiltenvironment25Appendix:Modellingassumptionsandresultscalculation26Contributors27Endnotes28DisclaimerThisdocumentispublishedbytheWorldEconomicForumasacontributiontoaproject,insightareaorinteraction.Thefindings,interpretationsandconclusionsexpressedhereinarearesultofacollaborativeprocessfacilitatedandendorsedbytheWorldEconomicForumbutwhoseresultsdonotnecessarilyrepresenttheviewsoftheWorldEconomicForum,northeentiretyofitsMembers,Partnersorotherstakeholders.©2023WorldEconomicForum.Allrightsreserved.Nopartofthispublicationmaybereproducedortransmittedinanyformorbyanymeans,includingphotocopyingandrecording,orbyanyinformationstorageandretrievalsystem.CircularityintheBuiltEnvironment:MaximizingCO2AbatementandBusinessOpportunities2December2023CircularityintheBuiltEnvironment:MaximizingCO2Abat...