牛津译林高中英语必修5+Unit+2+Welcome+to+the+unit+课件+.pptVIP

Welcome to the unitUnit 2The environment ObjectivesTo get a general idea of what we are going to learn in this unitTo learn the types of environmental problems in this unitTo find some solutions to the environmental problems in this unit What did you see from this flash? What did you see from this advertisement? A healthy environment is important for our survival. However, more and more disasters happen… How many kinds of natural disasters do you know?natural disastersfire volcano earthquake drought typhoonflood hurricane tsunami more about the natural disasters How do they damage the environment? The ashes of the volcano eruption will completely cover the region around. Vegetations in its path will be totally wiped out. The tsunami that ravaged South-east Asian countries in December 2004 proved just how destructive nature can be. Thousands of people died while thousands more were left homeless. … Compared with the last few years, the environment is getting worse. DiscussionAre there any other environmental problems? SandstormGreenhouse effectAcidrain Discussion???Did you do anything bad for theenvironment in your daily life?What should we do to protect the environment in our daily life? Use the handkerchief instead of the paper napkin. 2. Use paper bags instead of plastic bags.3. Don’t use one-off chopsticks.4. Go to work on foot or by bike, by bus, not by car.5. Throw cans, bottles, paper and plastic into the dustbin. … The recycling symbol Buy recycled productsRecycled products Recycle the bottles Recycle paperYour paper could become part of a road or race-track. Use low-flow shower headsBuy energy-efficient light bulbsreplacewith A nation destroying its environmentdestroys itself. F.D. Roosevelt Now, look at the pictures on Page 21,and discuss:Which of these problems are caused by nature and which are caused by man?2.Can you think of other natural disasters that damage the environment?3.Can you think of