Global warming课件8.ppt

Listening ＆ Speaking I. Listen to the tape and decide which statements Professor Keeling does NOT agree with. 1. We should stop depending on fossil fuels for our energy. 2. 90% of our energy comes from fossil fuels. 3. We can replace fossil fuels with cleaner sources of energy. 4. Nuclear power is a good source of energy. 2. Listen to Part 1 again and tick the energy sources that are mentioned. Complete the notes on them. 3. Listen to Part 2 and the list three things we can do to save energy. 4. Listen to part 2 again and fill in the blanks. LI BIN: But it’s not the _________ countries that put most of the carbon_______ into the air. The developed countries are really the ones to ______. * * 高二选修6 Unit 4 Listening and Speaking Fossil fuels Notes Sources of energy Produce carbon dioxide cheap and concentrated form of energy Nuclear power Energy from the sun Wind power clean not very practical with present technology does not produce carbon dioxide dangerous clean not practical: need huge areas of land to provide enough energy First we must try to find ways to use fossil fuels that does not put carbon dioxide into the air. Second we must produce products that are economical with energy. Third we must ask people to cut down on the energy the use. LI BIN: …What about _______? They don’t cut down on their use of ______. energy factories KEELING: No, they don’t. However, that is a _______ we must work on as a ______ community. That means ________ and _________　countries will have to work together. problem global developed developing developing dioxide blame Answer key for Exercise 2(P62): Who started it? When? What is Millennium Kids Her answers Questions to Julie An organization by kids of kids; concerned with the environment Four students in Australia; in 1996 What play did they perform last year? Why was it organized To draw attention to the environment The horse that Saved the World What was the purpose of performing th