英語泛讀教程第2冊第三單元Unit-3-Recycling課件

1、Extensive readingUnit 3 Book 2 Recycling Extensive readingRecycling Learning objectivesIn this unit you will: learn about waste recyclingunderstand the environmental problems bettertake a test on fast readinglearn about global warmingLearning objectivesIn this uniUnit overview Pre-reading discussion

2、Background informationText analysisPost-reading discussionNotes to the textExercises Related informationUnit overview Pre-reading discPre-reading discussionWhat do you think is garbage?What should we do to deal with garbage?Pre-reading discussionWhat do Background informationBackground informationWh

3、at 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

4、for “conventional” waste disposal and lowering greenhouse gas emissions compared to plastic production.What is recycling?Recycling isRecyclable materialsRecyclable materials include many kinds of glass, paper, metal, plastic, tires, textiles and electronics. The composting or other reuse of biodegra

5、dable wastesuch as food or garden wasteis also considered recycling.Recyclable materialsRecyclableRecyclable materials廢紙：報紙、書本紙、各種包裝用紙、辦公用紙、廣告紙片、大小紙盒等（但紙巾和廁紙不能回收） 塑料：各種塑料袋、塑料瓶、塑料包裝、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 金屬：易拉罐、鐵皮罐頭盒、鉛皮牙膏皮、廢電池等 有機物：落葉雜草、菜根果皮、雞腸魚肚、蛋殼鱗毛都可用來生產適用于種植“綠色食品”、城市綠化或家庭養(yǎng)花的優(yōu)質有機肥料 Recyc

6、lable materials廢紙：報紙、書本紙、Classified collection of garbageOther wastes 不可回收物Recyclables 可回收物Classified collection of garbaText analysisText analysisDetermining the main idea.The main purpose of the text is to _. a. report some of the greener technologies in the worldb. explain the function of recycli

7、ng programs in the United Statesc. provide information about recycling in the United Statesd. reveal the relation between environmental protection and recyclingDetermining the main idea.The While-reading questionsHow many parts can the text be divided into? Whats the main idea of each part?Why is re

8、cycling 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 questionsHo

9、w manText structureParts Contents Main ideas112Introduction to recycling237 Benefits of recycling3813 Historical development of recycling41416 National trends in recyclingText structureParts Contents Part 1 IntroductionWhy is recycling one of the best environmental success stories of the late 20th c

10、entury?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 Introduc

11、tionWhy is recyPart 2 Benefits of recyclingIs 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

12、 are at least eight categories of benefits resulting from the recycling of solid waste.Part 2 Benefits of recyclingIsPart 3 Historical development of recyclingIs recycling a fad or a new idea? How has recycling developed?Part 3 Historical developmentPart 3 Historical development of recyclingIs recyc

13、ling 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 developmentPart 3 Historical development of recyclingHow has recycling developed?Worl

14、d Wars I and II:After the war: By the late 1960s: In the early 1970s:In the 1980s:brief surgesdeclinerock-bottoma new wave of interestrapid growth resulting from the combined effects of landfill shortages, resistance to accepting out-of-state garbage, and growing national attentionPart 3 Historical

15、developmentPart 3 Historical development of recyclingHow has recycling developed?By the mid-1990s:industry making multimillion dollar investmentsconsumers being increasingly awaregovernment agencies ensuring recyclings viabilityFrom 1990 to 1997:achieve double-digit growth Part 3 Historical developm

16、entPart 4 National trends in recycling How will recycling develop in the USA? Why?The cost-effectiveness of local recycling programs will be improved throughout the country.The national trends in recycling are reflected in the experience of many cities and towns. e.g. Ann Arbor: high volume of diver

17、sion helps hold down the costs.Part 4 National trends in recyNotes to the text21Notes to the text21the bottom line Para.3, Line 1used to tell someone what the most important part of a situation is, or what the most important thing to consider is 底線 e.g. In radio, you have to keep the listener listen

18、ing. Thats the bottom line.the bottom line Para.3, Line be a measure of somethingPara.3, Line 2formal be a sign of the importance, strength, etc. of something, or a way of testing or judging something衡量的方法、標準、準則 e.g. Exam results are not necessarily a true measure of a students abilities.be a measur

19、e of somethingParhit/reach rock bottom Para. 10, Line 4informal to become as unhappy, unpleasant, or unsuccessful as it is possible to be 降到谷底，降到最低點 e.g. My personal life had hit rock bottom. hit/reach rock bottom Para. Earth Day Para. 11, Line 4Earth Day is an annual event, celebrated on April 22,

20、on which day events worldwide are held to demonstrate support for environmental protection. It was first celebrated in 1970, and is now celebrated in more than 192 countries each year.世界地球日Earth day flagEarth Day Para. 11, Line 4EaUS Environmental Protection AgencyPara. 11, Line 8 The United States

21、Environmental Protection Agency (EPA or sometimes USEPA) is an agency of the U.S. federal government which was created in 1970 for thepurpose of protecting human health and the environment by writing and enforcing regulations based on laws passed by Congress. 美國環(huán)境保護局 US Environmental Protection Agsh

22、oot up P.41, 4th line to increase very quickly and suddenly; rocket 迅速成長；迅速增加 e.g. Demand for water has shot up by 70% over the last 30 years. shoot up P.41, 4th line tbottle bill Para. 14, Line 7The term “bottle bill” is actually another way of saying “container deposit law.” A container deposit la

23、w requires a minimum refundable deposit on beer, soft drink and other beverage containers in order to ensure a high rate of recycling or reuse.退瓶法bottle bill Para. 14, Line 7bottle bill Para. 14, Line 7bottle bill Para. 14, Line 7Post-reading discussionWhat do you think of the environmental problems

24、 today? Do you have any solutions?What is the significance of recycling? What can we do to better protect our natural resources, improve our quality of life, and strengthen our economy?Post-reading discussionWhat doRelated informationRelated informationEnvironmental ProblemsA variety of environmental problems now affect our entire world. As globalization continues and the earths natural processes transform local problems into internati