,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,*,单击此处编辑母版标题样式,Extensive reading,Unit 3 Book 2,Recycling,Extensive readingRecycling,Learning objectives,In this unit you will:,learn about waste recycling,understand the environmental problems better,take a test on fast reading,learn about global warming,Learning objectivesIn this uni,Unit overview,Pre-reading discussion,Background information,Text analysis,Post-reading discussion,Notes to the text,Exercises,Related information,Unit overview Pre-reading disc,Pre-reading discussion,What do you think is garbage?,What should we do to deal with garbage?,Pre-reading discussionWhat do,Background information,Background information,What is recycling?,Recycling is the process of converting waste materials into reusable objects to prevent waste of potentially useful materials,reduce the consumption of fresh raw materials,energy usage,air pollution(from incineration)and water pollution(from landfilling)by decreasing the need for“conventional”waste disposal and lowering greenhouse gas emissions compared to plastic production.,What is recycling?Recycling is,Recyclable materials,Recyclable materials include many kinds of glass,paper,metal,plastic,tires,textiles and electronics.The composting or other reuse of biodegradable wastesuch as food or garden wasteis also considered recycling.,Recyclable materialsRecyclable,Recyclable materials,废纸,：报纸、书本纸、各种包装用纸、办公用纸、广告纸片、大小纸盒等（但纸巾和厕纸不能回收）,塑料,：各种塑料袋、塑料瓶、塑料包装、泡沫塑料、一次性塑料餐盒餐具、硬塑料等,玻璃,：玻璃瓶和碎玻璃片,金属,：易拉罐、铁皮罐头盒、铅皮牙膏皮、废电池等,有机物,：落叶杂草、菜根果皮、鸡肠鱼肚、蛋壳鳞毛都可用来生产适用于种植“绿色食品”、城市绿化或家庭养花的优质有机肥料,Recyclable materials废纸：报纸、书本纸、,Classified collection of garbage,Other wastes,不可回收物,Recyclables,可回收物,Classified collection of garba,Text analysis,Text analysis,Determining the main idea.,The main purpose of the text is to _.,a.report some of the greener technologies in the world,b.explain the function of recycling programs in the United States,c.provide information about recycling in the United States,d.reveal the relation between environmental protection and recycling,Determining the main idea.The,While-reading questions,How many parts can the text be divided into?Whats the main idea of each part?,Why is recycling one of the best environmental success stories of the late 20th century?,Is recycling worth all the effort?,What different attitudes do people have toward recycling?,Is recycling a fad or a new idea?How has recycling developed?,How will recycling develop in the USA?Why?,While-reading questionsHow man,Text structure,Parts,Contents,Main ideas,1,12,Introduction to recycling,2,37,Benefits of recycling,3,813,Historical development of recycling,4,1416,National trends in recycling,Text structureParts Contents,Part 1 Introduction,Why is recycling one of the best environmental success stories of the late 20th century?,Recycling is a nationwide,grassroots effort.,Curbside recycling collection programs reach the majority of the American population.,Diversion rate resulting from recycling and composting keeps increasing.,Recycling boxes 3 feet long stacked end to end will reach the moon in 2005.,Part 1 IntroductionWhy is recy,Part 2 Benefits of recycling,Is recycling worth all the effort?,The most successful programs are cost-effective and profitable.,Recycling has already achieved many economic and environmental benefits.,Recycling enhances the sustainability of the planet and the future of our children.,There are at least eight categories of benefits resulting from the recycling of solid waste.,Part 2 Benefits of recyclingIs,Part 3 Historical development of recycling,Is recycling a fad or a new idea?,How has recycling developed?,Part 3 Historical development,Part 3 Historical development of recycling,Is recycling a fad or a new idea?,Recycling isnt a fad.,It has been one of the growth industries in the past and it is still developing rapidly.,Recycling isnt a new idea.,It is as old as recorded history.,Part 3 Historical development,Part 3 Historical development of recycling,How has recycling developed?,World Wars I and II:,After the war:,By the late 1960s:,In the early 1970s:,In the 1980s:,brief surges,decline,rock-bottom,a new wave of interest,rapid growth resulting from the combined effects of landfill shortages,resistance to accepting out-of-state garbage,and growing national attention,Part 3 Historical development,Part 3 Historical development of recycling,How has recycling developed?,By the mid-1990s:,industry making multimillion dollar investments,consumers being increasingly awa