globalwarming.ppt

1、Global Warming,Hot!,Mom, where can we go?,droughts, floods, disappearance of species desertification(沙漠化), famines, dieases,地球平均气温升高 1 热带珊瑚全部死亡,联合国 IPCC 警告 不加以控制,本世纪末气温将上升6,地球平均气温升高 2 1/3动物灭绝,地球平均气温升高 3 沿海地区被淹没,地球平均气温升高 4 北极冰盖全部消失,地球平均气温升高 5 95%生物灭绝,What can we do about global warming,Using language

2、,Listen to the tape and answer the following question.,Task 1 Listening,Letter one,Ouyang Guang,Who is the writer?,He is doing a project on global warming. B. He thinks that individuals can largely affect huge environmental problems. C. He isnt sure where to start with his project. D. He wants to ge

3、t some suggestions from Earth Care.,Which is not the reason why he writes the letter?,Task 2 Comprehending,It doesnt matter to leave electrical appliances on when you are out. It takes a lot of energy to use recycled materials to make new products. 3. Planting trees contributes to reducing carbon di

4、oxide in the air. Ouyang Guang believes that people should improve the way they use energy now.,Letter two Task 1 Scanning,Read the second letter quickly and do the TRUE or FALSE questions.,F,F,T,T,Notes on Earth Cares suggestions Turn a(n) _1_off when youre not using it. Wear more clothes, dont tur

5、n up the _2_. Walk or _3_, dont take motor vehicles. _4_ cans, bottles, plastics and newspapers. Buy things made from _5_ . Buy products that are _6_ with energy. _7_ in your garden or your school yard. Talk with your family and friends about_8_.,Task 3 Detailed reading,What can we do about global w

6、arming? Turn a(n) _ off when youre not using it. Wear more clothes, dont turn up the _ . Walk or _, dont take motor vehicles. _ cans, bottles, plastics and newspapers.,electrical appliance,heat,ride a bike,Recycle,Buy things made from_. Buy products that are _ with energy. _ in your garden or your school yard. Talk