Unit4Globalwarmingreading教学课件(新人教版选修6).ppt

Unit4Globalwarmingreading教学课件(新人教版选修6).ppt

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Unit4 Global warming;;windmills;solar panels;Hydro-electric power ;geothermal energy ;tidal energy ;biomass energy ;nuclear power plant;an oil refinery(精炼厂), ;coal power station , ;natural gas; ;What are fossil fuels?;Greenhouse;Scanning;4. What do they think about global warming? Do they agree with one another?;5. What are the two graphs about? ;Careful-reading;6. People accept Charles Keeling’s data because he took accurate measurements. 7. Flooding could be one of the effects of future global warming. 8. George Hambley believes scientists are just guessing about the effects of global warming. 9. George Hambley is worried about the effects of carbon dioxide on plant growth. 10. It is clear what the effects of global warming will be.; 1. How has the global warming come about? 2. What are the effects of global warming? ;1).Burning of fossil fuels;2. Effects of global warming: ;The ice on the ocean is melting.;The sea level is rising and the coastal cities will be flooded.;Extreme weathers: hurricanes,droughts,etc.;Think about the generations and so we want to make a better place for children and the children’s children, so that they know it’s a better world for them and then they would make it a better place! ;;There are people dying If you care enough for the living ;Make a better place for you and for me ;Heal the world Make it a better place ;For you and for me And the entire human race ;There are people dying If you care enough for the living;Make a better place for you and for me ;Heal the world Make it a better place;For you and for me And the entire human race ;There are people dying If you care enough for the living ;Make a better place for you and for me ;There are people dying If you care enough for the living;Make a better place for you and for me ;There are people dying If you care enough for the living;Make a better place for you and for me ;You and for me Make a better place;You and for

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