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1、Unit 22Environmental Protection北师大高中英语第八模块北师大高中英语第八模块In this lesson, well be able to 1. understand some new words. 2. understand the text and get the key information. 3. talk about activities to protect the environment with the expressions learned in the text Earth is like a paradise（天堂）（天堂）, so it
2、attracts the people from other planet. But after their visiting, they think its more like a hell(地狱). Why do they think its more like a hell(地狱)?Its all because of Its all because of GLOBAL WARMINGWHO Is THE WHO Is THE CULPRIT(CULPRIT(肇事者肇事者肇事者肇事者)?)?WEWE are the ones causing It are the ones causing
3、 ItAt some places, itIncreased Temperature MeltingPolar ice caps At othersDONT DONT CRYCRYIts Its NOT NOT too too LATELATEACT NOW!ACT NOW!Which countries do you think contribute more to global warming? A. developed countriesB. Developing countriesWhy ? Word studyScan the text for these following wor
4、ds and work out their meanings.consensus, bounce, agriculture, coincidence, condemn, reservation, sacrifice, advocateScanning1. In the last few decades, scientists have reached consensus and reported that human beings are causing changes in the earths climate2. Without these naturally occurring gase
5、s, the suns rays would bounce back into space leaving the Earth cold and impossible to live on.agreementjump back3. Given this data, it seems that the link between human activities and rising global temperatures is not merely a coincidence.4. if we continue to produce carbon dioxide and other gases
6、in such huge quantities, we are condemning life on Earth巧合巧合destroying5. Some government, for example, the USAs federal government, express reservations about whether global warming is really caused by human activities.6.Experts advocated that each person play their part to save the earth.保留意见保留意见pu
7、t forward and supportMatch the Key Words with their Chinese meanings. 1.consensus 2.bounce 3.agriculture 4.coincidence 5.condemn 6.reservation 7.sacrifice 8.advocateA.反弹反弹 B.农业农业 C.巧合巧合D.一致的意见一致的意见E.保护保护 F.宣判死刑宣判死刑G.主张，提倡主张，提倡H. 牺牲牺牲Gist reading : Skim the text and match the heads with the paragraph
8、s.1.Draw readers attention to the topic by asking questions. 2.What should human beings do. 3.What is global warming. 4.Consequences of global warming. 5. What cause global warmingPara 1.Para 2.Para 3.Para 4.Para 5.Careful reading(1)Para.1Introduction: Human beings are causing_ and it is believed th
9、at _ could be one of the biggest_ in the 21st century.Para.2Definition: Global warming refers to_ in the Earths temperature that, in turn,_ climate change.Para.3Causes: Many experts insist that the blame for this global warming can mostly_. Para.4Consequences: If we continue to produce greenhouse ga
10、ses_. There will be more_ such as floodings, heat waves and droughts.Para.5Action: All governments have a responsibility to _ and each person should_.Para.1Introduction: Human beings are causing_ and it is believed that _ could be one of the biggest_ in the 21st century.Para.2Definition: Global warm
11、ing refers to_ in the Earths temperature that, in turn,_ climate change.changes in the Earths climateglobal warmingenvironmental problemsan average increaselead toPara.3Causes: Many experts insist that the blame for this global warming can mostly_. Para.4Consequences: If we continue to produce green
12、house gases_. There will be more_ such as floodings, heat waves and droughts.Para.5Action: All governments have a responsibility to _ and each person should_.be pinned on human activitiesin such huge quantitiesdisastersreduce the amount of carbon dioxideplay their partAnswer questions and get free g
13、ifts! Come on !GOWhat is global warming?Global warming is an average increase in the Earths atmosphere.BACKWhat human activities are causing global warming?Industry , agriculture , transportation ,deforestation ,and burning of fuels are causing global warmingBACKHow can individuals help solve the pr
14、oblem of global warming ? As individuals we should play our part, we can make small changes like taking public transport, recyclingBACKAre greenhouse gases necessary for life on Earth?Yes ,they are ,because they trap heat in the atmosphere of the earth .Other wise the Earth would be cold and unsuita
15、ble for life.BACKThere is nothing more we can do .the situation is now . the accident, she is now afraid of water.The scientist global warming at least three times in his speech. The factory was producing greenhouse gases .beyond our controlbeyond our controlAs a result ofAs a result ofreferred toreferred toin huge quantitiesin huge quantitiesBACKFill in the blanks with phrases in the text.GLOBAL WARMINGACTRESS: 贾丹丹 肖梦彭丽君白青云王盼丽 Character：The hostScientist AScientist BScientist CScientist D Read the text and do Ex5,6 on your handouts同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全
