... REDUCINGORAVOIDINGGHGEMISSIONSTHROUGH LAND MANAGEMENTPRACTICES Land managementdescribeshowwemanage and use land toprovideopenspace and habitat,food,naturalresources, and placesforpeopletolive,work, and recreate.EPApromotesintegrated land managementstrategiesthatuse land asproductively and sustainablyaspossiblebypromotingsmartgrowth,preventing and minimizingtheoccurrenceofcontamination and bycleaningup,reusing, and restoringcontaminated land forbeneficialreusebycommunities.67AsdescribedinBox7, land managementhasthreekeycomponents: land protection,sustainable land use, and land revitalization.Similartothematerialsmanagementapproachesthatcanbeusedinthematerialflow, land managementapproachescanbeusedtoreduceGHGemissionsbyimprovingpracticeswithinoracrosseachofthesecomponents. Land protectionpracticeslimithowmuch land iscontaminatedeachyear.When land iscontaminated,itshouldbecleaneduptolevelsprotectiveofhumanhealth and theenvironment. Land ... The Land Sink,shownastheouterringinFigure4,representstheamountoftotalU.S.emissionsthatareoffsetbytheamountofcarbonthatisabsorbedbysoil and vegetationintheUnitedStates.TheUnitedStatesisamongthetopfourcountriesintheworldintermsof land mass.This land massenablesthestorage and activeabsorptionofcarbon44inthesoil,vegetation, and groundlittercover and isreferredtoasthe Land Sinkor land basedcarbonsinkinthisdocument.Theamountofcarbondioxideequivalentthatisstoredbythe land basedcarbonsinkisreportedintheannualInventoryofU.S.GreenhouseGasEmissions and Sinksasanegativenumberbecauseitoffsets ... September2009UsingmaterialsmanagementapproachestohelpreduceoravoidGHGemissionsisconsistentwithEPA’svision and manyofthestrategiestoincreasetheefficient and sustainableuseofresources and reducewastegenerationaredescribedinBeyondRCRA:Waste and MaterialsManagementintheYear2020.Someofthestrategiesincludereducingtheamountofmaterialsusedtomakeproductsorperformservices and influencingproductdesign,use, and reusecapabilitiestominimizerawmaterialinputs,extendproductlifespans, and maximizetheease and frequencyofsubsequentproductdisassembly,recycling, and/ ortransformationforfurtherproductiveuse.27Inadditiontoincreasingmaterialefficiency and reducingwaste,materialsmanagementactivitieshavethepotentialtosignificantlyreduceGHGemissions,asdescribedinthefollowingsections. Land managementisatermusedtodescribeseparateorintegratedstrategiesthatinfluencehowwemanage and use land toprovideopenspace and habitat,food,naturalresources, and placesforpeopletolive,work, and recreate.Forexample, land managementincludesthepracticesofdeveloping land and managing land foragricultural and forestrypurposes.Thewaywemanageour land directlyinfluencesGHGemissionsrelatedtoagriculture,thebuiltenvironment(e.g.,residential and commercialemissions),electricityuse, and transportation.Theconceptof land managementlinksdirectlytoEPA’svisionofpreventing land contamination,inpart,byencouragingsmartgrowth,28improvingchemical and wastemanagementtopreventcontamination,restoringcontaminated and potentiallycontaminated land forreusebysociety, and encouragingthesustainablereuseofproperty.Some land managementapproachescanalsoyieldGHGemissionreductionsorcanprotectthecarbonsinkprovidedbyU.S. land, whichisfurtherdescribedinSection2.Bytakingadvantageofopportunitiespresentedbymaterials and land management,EPA and itspartnerscancontributetoareductionoravoidanceofGHGemissionsaswellasimprovementtopublichealth and theenvironment.LeveragingOSWERprogramstoachievemeasurableclimatechangebenefitsinnowayreplacesorsupersedesotherOSWERprogramgoals.Rather,thisdocumentpromotestherecognitionthatmaterials and land managementprogramshavesignificantclimatebenefitswhileyieldingpositiveenvironmental,economic, and societalco‐benefitsincommunitiesacrossthecountry.Inthecaseofmaterialsmanagement,themajorityofGHGreductionbenefitsfromrecyclingorwastepreventioncomefromtheenergysavingsfromavoidedresourceextraction and materialsprocessing.29Thisenergysavingscarriesco‐benefitsofimprovementsinlocalairquality.Similarly,theconservationofrawmaterialreducesenvironmentaldegradation and water pollutionfrommining,logging, and oilextraction....