新人教版选修6 Unit 4 Global Warming（Reading）课件.ppt

Unit 4Global Warming Place and The Related Energy Place and The Related Energy Place and The Related Energy Place and The Related Energy Place and The Related Energy Energy at Home Wind (wind power) Coal Oil Uranium (nuclear energy) Sun (solar energy) Water (hydro-electric power) The different ideas between Dr. Janice Foster George Hambley rare plants rare animals 3.Make laws 4.media Let’s join hands to protect our home. One world, one dream! LOGO LOGO Period I Warming up Reading We depend on ____________ to do many things in our daily lives. energy Where does all this energy come from? windmills ________________is used to produce electricity . Wind power a coal power station Electricity is produced by burning ____________. coals oil refinery oil ______ is refined and made pure. a nuclear power plant ________________ is transformed into electricity. Nuclear energy solar panels used to collect ________________ solar energy a hydro-electric dam Water power ________________is used to produce electricity . sources of energy renewable or not Renewable Non-renewable Non-renewable Non-renewable Renewable Renewable WINTER ? Pre-reading trap the heat from the sun keep it from escaping warm A greenhouse How does it work? Pre-reading Greenhouse Greenhouse Effect Greenhouse gases Words study Global warming Unit 4 The Earth Is Becoming Warmer – But Does It Matter? ★ ★ 1. Who wrote the article? What is the name of the magazine? 2. What is the main topic of the article? 3. Does the writer support a clear opinion? 4. What is the purpose of the first and last paragraph of the article? Fast Reading What is the name of the magazine? Who wrote the article? Sophie Armstrong Earth Care 1. Who wrote the article? What is the name of the magazine? 2. What is the main topic of the article? 3. Does the writer support a clear opinion? Global warming. How global warming has come about and what effects it will bring us. No. he doesn’t state it clearly. The first p