新人教选修六-Unit-4-Global-warming-Reading[课件]精编版

1、 2021-7-30 We depend on energy to do many things in our daily lives. Can you make a list of sources of energy? Warming up: 2021-7-30 coal 2021-7-30Water power 2021-7-30 Fossil oil petrol 2021-7-30 Solar energy 2021-7-30 Wind power Windmill 风车风车 2021-7-30 underground heat 地热地热 2021-7-30 大亚湾核电站大亚湾核电站

2、Nuclear energy 2021-7-30 Which source is cleaner or healthier? Which source is “renewable”? Discussion: Coal oil wind sun nuclear water underground heat 2021-7-30 Do you know what it is? A greenhouse! What is it used for?What is it used for? Pre-reading: 2021-7-30 What keeps the earth warm? The eart

3、hs atmosphere What happen to our air nowadays? 2021-7-30 Fast reading: Who wrote the article? Whats the name of the magazine? What are the names of the three scientists mentioned in the article? What are the two graphs about? Divide the passage into four parts and write down the main idea of each pa

4、rt? (pair work) 2021-7-30 Fast reading: Who wrote the article? Whats the name of the magazine? What are the names of the three scientists mentioned in the article? What are the two graphs about? Sophie Armstrong. Earth Care关爱地球关爱地球. Dr Janice Foster, Charles Keeling, George Hambley. The first graph

5、shows the temperature increased by one degree Fahrenheit between 1860 and 2000; The second shows the carbon dioxide content increased from 1957 to 1997. Main ideas of each part The background of this article. Explanation about how global warming comes about. Two different attitudes among scientists

6、towards global warming. Two choices of dealing with this problem. 2021-7-30 Detailed reading: (use your own words) Name Ideas about global warming Dr Janice Foster Charles Keeling George Hambley 2021-7-30 Ideas about global warming 1)Carbon dioxide has caused the global temperature to _. 2)An increa

7、se of five degrees would be a _ and could be _. Dr Janice Foster go up catastrophe very serious 2021-7-30 Ideas about global warming George Hambley More carbon dioxide is a _ thing, which makes crops _ more and will encourage _ _. positive produce a greater range of animals 2021-7-30 Ideas about glo

8、bal warming Charls Keeling The carbon dioxide content of the atmosphere went up from 315 parts to around 370 parts per million. 2021-7-30 Finish comprehending exercise 2 ! Check the answers: Comprehending: T T F T T F 2021-7-30 What are the effect of global warming? The sea level to rise 海水上涨海水上涨 Se

9、vere storms 风暴风暴 Droughts 干旱干旱 Famines 饥荒饥荒 The spread of disease 疫病疫病 The distinction of species 物种毁灭物种毁灭 negative effect 消极作用消极作用 2021-7-30 What are the effect of global warming Make plants grow faster Crops will produce more Encourage a greater range of animals 促使动物种群的丰富促使动物种群的丰富 positive effect 积极作用积极作用 2021-7-30 After we learn the article, you are required to answer the questions: What is g