(完整版)英语泛读教程-unit-3-recycling课件.ppt

1、Unwanted or useless materials.l conserves natural resourceslSaves energylProduces less greenhouselPrevents the destruction of natural habitatslDecreases soil erosion associated with mining and loggingLets see!Most widely used products in the U.S.Takes up about 10%of our total stream and it is compos

2、ed mainly of the non-renewable resource petroleum.Recycling old plastic products uses 20%-40%less energy than manufacturing it from new.Recycled Plastic:Reduces greenhouse gas emission/can be made into plastic lumber,which is durablevAmericans use over 100million steel cans and over 200 million alum

3、inum beverage cans everyday.vMainly aluminum and steelvProducts uses 95%less energy than manufacturing it from new materials.vAluminum is an ore,which is a mineral.Less land and Water pollutionsThe process of manufacturing old paper products and turning them into new,reusable paper products.Recyclin

4、g old paper products uses 60%less energy than manufacturing it from new materials.The process of taking old glass products and turning them into new,reusable glass products.Recycling old glass uses 40%less energy than manufacturing it from new.TYPES of Glass Products can be recycledBeverage containe

5、rsFood JarsBenefits of recycling of Recycling glassCan be recycled over again and never lose its quality or quantityCreates 20%less air pollutionReduces water pollution by 50%Saves energy to light a 100-watt light bulbReduces that amount of landfill space that is usedWhat can we do with regard to re

6、cyclingWell,recycling is a simple way that you,as a consumer,can help out the environment,create a profitable market for recycled goods and help preserve natural resources from being depleted(耗尽的资源deplete的过去分词).So lets get involved!DivisionParagraphMain IdeaPart IP1Part IIP2-p7Part IIIP8-p11Part IVP12-p13Part VP14-p16Part VIP17