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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,*,Unit 22 Environmental Protection,Unit 22 Environmental Protecti,Lesson 1 Global Warming,Lesson 1 Global Warming,Master the key words and expressions,Know what the global warming is,Tell of the causes and effects of the global warming,Summarize the text through listening,Be aware of the responsibility to help slow down global warming,Objectives,Master the key words and ex,polar melting,polar melting,skinny polar bear,skinny polar bear,Shrinking ocean,Shrinking ocean,wildness,wildness,flooding,drought,Poverty,flooding drought,natural disasters,volcanic eruptions,Earthquakes,natural disastersvolcanic eru,1,.What is it?,2.Whats the impact of it?,3.What has caused it?,4.What can we do to slow it down?,How much do you know about,global warming?,1.What is it?How much do you,II.Match the meanings of following words.,consensus,bounce,agriculture,coincidence,2,p,6,a remarkable concurrence of events by chance,the science or practice of farming,move quickly up,back,or away from a surface after hitting,a general agreement,II.Match the meanings of foll,condemn,reservation,sacrifice,advocate,to give a particular punishment,especially death,to give up(something important or valued)because of other considerations,to recommend or support publicly,the action of reserving something,condemn to give a particular,for,general ideas,Skimming,for Skimming,Match the headings.,Para.1,Para.2,Para.3,Para.4,Para.5,What causes global warming,What is global warming,The introduction of the topic,Solution,Results of global warming,Match the headings.Para.1Wh,for,specific information,Scanning,forScanning,1)Which of the following is,TRUE,about greenhouse gases?,A.Greenhouse gases will only do us harm.,B.Greenhouse gases do more harm than good to humans.,C.Greenhouse gases do more good than harm to humans.,D.Proper greenhouse gases are quite necessary to the earth.,2)Which of the following is,NOT,mentioned as the result of global warming?,A.Typhoons.B.Serious diseases.,C.Polar ice melting.D.Heat waves.,I.Choose the best answer.,1)Which of the following is T,III.Answer these questions.,3,p,7,1.What is global warming?,2.What human activities are causing global warming?,3.By how much has the global average temperature increased in the last 100 years?,4.Are greenhouse gases necessary for life on Earth?,5.How can we help solve the problem of,global warming?,III.Answer these questions.3p,1.What is global warming?,2.What human activities are causing,global warming?,Global warming is an average increase in the Earths temperature that leads to climate change.,Industry,agriculture,the cutting down of forests,the increase in transport and the burning of fuels are causing global warming.,1.What is global warming?Glob,3.By how much has the global average temperature increased in the last 100 years?,4.Are greenhouse gases necessary for,life on Earth?,By 1F(One degree Fahrenheit),Yes,they are.Because they trap heat from the sun in the Earths atmosphere.Otherwise the Earth would be cold and unsuitable for life.,3.By how much has the global,5.How can we help solve the problem,of global warming?,We can make small changes like taking public transport,recycling,using low-flow shower heads,buying light bulbs that use less energy,using recycled paper,and switching off the lights when we leave a room.,5.How can we help solve the p,6.What are the would-be consequences of global warming?,It will cause more frequent flooding,heat waves and droughts.Serious diseases will spread and industries that rely on nature such as fishing will be badly affected.It will also cause the polar ice to melt,raising sea levels,and flooding many islands and cities.,6.What are the would-be conse,Listening,Listening,Global warming refers to an averageincrease in the Earths temperature that,(1)_,leads to climate change.In the last 50 years,gases(2)_ the Earths atmosphere,by the factories and vehicles have been(3)_ the process of global warming.Many experts(4)_ for the global warming _ human activities,such as increased industry,agriculture,the,cutting,down,Global Warming,in turn,speeding up,pin the blame,on,pumped into,Fill in the blanks and try to retell.,Global warming refers to a,of forests,the increase in transport and the burning of fuels.Global warming will(5)_ terrible climate changes including frequent flooding,heat waves anddroughts.Increased temperature will also cause the polar ice to melt,(6)_,sea levels and flooding many islands and cities.How can we help solve
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