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1、Pollution’sgreateffectsontheenvironmenthavebecomemoreobvious阅读理解 阅读理解 Pollution’sgreateffectsontheenvironmenthavebecomemoreobviousinrecentyears,resultinginamovementtomakebestuseofenergy,dependlessonfossil(化石)fuels,andtocutdownairandwaterpollution.Mostscientistsagreethatsuchchangesarenecessa
2、rytoprotectourenvironmentfromfurtherharm. Theconstructionindustryusesupalargequantityofenergyandresourcesandcreatesahugeamountofpollution.IntheUnitedStates,buildingtakesup39%ofthecountry’stotalenergyuse,12%oftotalwateruse,68%oftotalelectricityuse,and38%ofcarbondioxideemissions(二氧化碳排放),accord
3、ingtotheEnvironmentProtectionAgency. Greenbuildingsuselessenergy,water,createlesswaste,andarehealthiertolive,work,orgotoschoolinthanstandardbuildings.Greenbuildingsuseresourcesmoreproperlyduringtheentirebuildingcyclethantraditionalbuilding.Theenvironmentalbenefitsofbuildinggreenincludethepro
4、tectionofecosystems(生态系统),improvedairandwaterquality,lesswasteflowingintostreams,andtheprotectionofnaturalresources.Greenbuildingscanalsoresultinloweroperatingcostsbecausetheyuselessenergyandmaterialsandimproveindoorairquality,whichimprovesthehealthofthosewholiveinsuchbuildings. Theprocessof
5、buildinggreenincludestechnicalandaesthetic(美学的)planningwithnatureprotectioninmind.Buildingdesignsoftenmirrorthesurroundingenvironmentandnaturalresourcesandusebuildingmaterialsthatcanbereused.Inaddition,recycledresourcesthatarefoundlocallyareusedforgreenbuildings,diminishingthecostandairpollut
6、ionrelatedwithtransportingmaterialsoverlongdistances.Carefulselectionofthebuildingplaceisimportanttoreducehumaneffectonthesurroundingenvironment.Forexample,placingastructureinanareathatallowsittotakeadvantageofcoolwindandsunlightcanreduceenergyuseandexpenses.Moreenergyandexpenseareneededforla
7、rgerbuildingsaswell,soitisimportanttobuildsmall.Besides,greenroofscanbebuilttoreduceenergyuseandcost.Theseroofsarepartlyorcompletelycoveredwithvegetation,whichhelpsreduceheatingandcoolingcosts,preventstorm-waterrunoff,andsoon.Otheradvantageso