Unit 2 The environment Welcome to the unit课件 牛津译林版必修5.ppt

Preview the wordlist in this unit Preview Reading on Pages 22-23 Think about how to read a debate Collect more information about natural disasters or human activities that cause damage to our environment. 2. Sum up your information into 100 words. Think about what we’ve just learnt today. Study without reflection is a waste of time. After the class It’s time to stop the class for us to look back in silence. 必修5 To get a general idea of what we are going to learn in this unit To learn the types of environmental problems in this unit To 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 disasters fire volcano earthquake drought typhoon flood hurricane tsunami more about the natural disasters 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. … Are there any other environmental problems? Sandstorm Greenhouse effect Acid rain Did you do anything bad for the environment 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 Recycled products Your paper could become part of a road or race-track. Use low-flow shower heads Buy energy- efficient light bulbs replace with A nation destroying its environment de