the-earth-is-becoming-warmer阅读公开课课件.ppt

1、The earth is becoming warmer But does it matter?Reading hot!Look at the title and the structure of the article.A.Newspaper B.Novel C.Magazine GuessFeatures of This Magazine Article 1title2opening paragraph3two graphs4main text in two columnsLook at the title and the structure of the article.A.Newspa

2、per B.Novel C.Magazine What is the article mainly about?What is the article mainly about?“So how has this come about and does it matter?”The Main Idea Read the title and the opening paragraph,then answer the following questions:1.Who wrote the article?2.What is the name of the magazine?Fast Reading

3、Sophie ArmstrongEarth Care1.Who wrote this article?2.What is the name of the magazine?What are the names of the three scientists mentioned in the article?1 What is Graph One about?2Whats about Graph Two?3Is it a coincidence that both graphs show the increase?4What caused them to increase?Look at two

4、 graphs,then answer the following questions:Graph 1 shows the temperature difference on average from 1860 to 2000.Graph 2 is about the carbon dioxide content in the atmosphere from 1957 to 1997.Careful readingHow has global warming come about Charles Keelings measurements DataDifferent attitudesPara

5、.1Para.1Para.2Para.2para3para3Para.4Para.4Para.5Para.5ConclusionPara.6Para.6Human activity or natural phenomenon Human activity or natural phenomenon What has caused global warming?Para.1What can we learn from graph1?We can see clearly from We can see clearly from the graph that.the graph that.2.Tra

6、nslate the whole paragraph into Chinese.毫无疑问，地球是在变暖，而地球变毫无疑问，地球是在变暖，而地球变暖正是人类活动导致而成的，并非暖正是人类活动导致而成的，并非是一种无规律的自然现象。是一种无规律的自然现象。How has global warming come about?Para.2 Illustrate causes/reasons by giving examplesTo begin with,the increase of the earths temperature is due to_.the burning of fossil fue

7、lsIn addition,some byproducts of the burning process are called_,the most important one of which is_.“greenhouse”gasescarbon dioxidegreen house effectCarbon-dioxideThe greenhouse gases include Carbon-dioxide,methane,water vapour.What do you think of the greenhouse effect?Greenhouse effect is necessa

8、ry for us.But too many greenhouse gases will cause the globe to be too warmer.Charles Keelings measurements Para.3People accept Charles Keelings data because he took accurate measurements.The graph shows thatThe graph shows that Charles Keeling19971997What does Dr.Janice Foster say?Para.4DataShe say

9、s that over the next _ years the amount of warming could be as low as_ to _ degrees Celsius,but it could be as high as_ degrees.10011.5 5Dr Janice FosterGeorge Hambleyscientists are debating over the possible effects of greenhouse gases.Please express their different opinions.Different attitudesAtti

10、tudes to the RiseopinionsThe _ that the temperature increases by five degrees would be a _ and it could be very _.We should not worry about it.Any warming will be _ with few bad_.It is actually a _ thing.trend seriousmildenvironmentalpositiveJaniceFosterGeorge HambleycatastropheconsequencesWhat Will

11、 happen?effects encourage a greater range of animals a rise of several meters in the sea level severe storms,droughts,famines the spread of diseases disappearance of species make plants grow quicker make crops produce morea catastrophea positive thingPara.6conclusionIt is clear what the effects of g

12、lobal warming will be.Use questions,leaving readers to think over the issueTitle_The opening para.:raising a questiongraph 2Para 2,3:_ Para 4,5_Para 6:conclusiongraph 1The earth is becoming warmer-But does it matter?causesGiving examples,using graphs,explanation.different attitudesDebateABA:We shall

13、 do something about global warming.B:We shall do nothing about global warming.The earth is becoming warmer does it matter?Does it matter?What can we do about global warming?On one hand,we should protect our environment.We should make efforts to control all kinds of pollution.On the other hand,we should save energy and make full use of every bit of energy.Love our planet!Love life!Start from every little bit to fight against global warming.47 以上有不当之处，请大家给与批评指正，以上有不当之处，请大家给与批评指正，谢谢大家！谢谢大家！