Unit 3 Environmental Protection Reading and Thinking （ppt课件）(12)-2023新人教版（2019）《高中英语》选择性必修第三册.pptx

1、Unit3 Environmental ProtectionReading and Thinking2019新人教高中英语选择性必修三新人教高中英语选择性必修三Earth provides enough to satisfy every mans needs,but not every mans greed.-Mohandas K.GandhiLearning ObjectivesLearning Objectives1.Know about the climate change and summarize the main idea of each paragraph;2.Learn abo

2、ut the“greenhouse effect”and create a diagram describing how it works;3.Speak out their personal opinions about how to deal with climate change.Lead-inWhat do you know about global warming?Read for main idea text typePara1&2 The evidence of dramatic climate changethat had an impact on Earth ecologye

3、videncePara.3 The causes of the increase in the global average surface temperaturecausesPara4.The consequences of the rise in temperatureconsequencesPara5.The solutions to reducing greenhouse gas emissionssolutions1.What type of writing is this passage?A.Argumentative writing B.Narrative writing C.E

4、xpository writing D.Advertising writing2.In which part of a newspaper or magazine may we find this passage?A.Entertainment B.Economy C.Education D.EnvironmentRead for main idea text typeRead the text and answer the questions:1.What is the evidence of global warming?2.Why is the“natural”greenhouse ef

5、fect important and necessary?3.What are the consequence of high greenhouse gas emissions?4.Why did the author mention the climate scientists warning?5.What is the authors purpose of writing the text?Read for details1.What is the evidence of global warming?Warming ocean and atmosphere;melting and ris

6、ing sea level;the starved polar animals;the extreme weather and natural disasters.2.Why is the“natural”greenhouse effect important and necessary?Because greenhouse gases trap heat and keeps the earth warm and habitable.3.What are the consequence of high greenhouse gas emissions?People produce huge a

7、mounts of extra greenhouse gases and more heat energy is trapped,causing the temperature to go up.4.Why did the author mention the climate scientists warning?Because the writer wants to warn us of the urgency of taking appropriate actions to tackle the issue.5.What is the authors purpose of writing

8、the text?To arouse our awareness of the problem of the rise of temperature and taking proper actions to address the global warming.Diagrams are very useful tools that can be used to brainstorm idea,map out processes,show cause and effect relationships,explain a new idea of concept,and so on.When you

9、 read an essay about scientific issues,you can try drawing a diagram,which will not only allow you to visualize the problems more clearly but also can help demonstrate your creative thinking and problem-solving.What are the benefits of using diagrams?A diagram describing how the greenhouse effect wo

10、rksPost reading for critical thinking and talkingWho should take responsibility for dealing with climate change?What can we do?It is everyones duty to take care of the earth and do our part to tackle global warming.In individuals can change their behavior and try to reduce their carbon footprint,whi

11、le companies and governments can do the same on the larger scale.Who should take responsibility for dealing Who should take responsibility for dealing with climate change?What can we do?with climate change?What can we do?1.graph 图表图表/曲线图曲线图 diagram 几何图解几何图解/示意图示意图 table 列表列表/一览表一览表2.emission n.排放物排放

12、物;散发物散发物;排放排放 pl：emissions emit v.发出发出;射出射出;散发散发同义短语：同义短语：give off/out 发出发出(光光,热热,气体）气体）3.melt (melted)融化融化,软化软化 a melting pot of different nationalities:多民族的大熔炉4.starve vi.&vt.(使使)挨饿挨饿;饿死饿死 starvation n.(be)starve(d)to death 饿死饿死5.seal n.海豹海豹/印章印章 v.密封密封 eg：He broke the wax seal and unrolled the pa

13、per.6.ecology n.生态生态;生态学生态学 ecologist 生态学家生态学家 biology n.生物学生物学;生态学生态学 biologist 生物学家生物学家 psychology n.心理学 7.release vt.&n.排放排放;释放释放;发布发布 set.free 释放释放8.habitable adj.适合居住的适合居住的habitat n.(动植物的动植物的)栖息地栖息地 habit n.习惯习惯;癖好癖好9.fuel n.燃料；刺激性言行 add fuel to the fire/flames:火上浇油prehensive adj.全部的;所有的；comprehension n.理解力11.restrict v.限制 restricted adj 受限的 restriction n.限制(法规,约束)restrict.to.把.限制在.restrict oneself to.限制自己在.To make a poster about environment protection