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课件网) Unit2 The environment Welcome to the unit M5 译林-出卷网- beautiful happy comfortable relaxed healthy dirty worried disgusting frightening anxious ◆ Could you explain ‘the environment’ in your own words? It is the place where people , animals and plants live. It is the natural world. When we talk about the environment, what words will come to your mind? Brainstorm pollution harmony peace disaster healthy hometown forest life destruction nature global warming A healthy environment is important for our survival. However, more and more environmental problems happen… What can we see in this picture? What has happened there? Is it caused by nature or human being? Can you give other examples to show what will happen when an earthquake takes place? What can you see in the picture? Suppose the factory were in your neighbourhood ,what would you think about it? Do you think it is caused by nature or human being ? What is happening in the picture? Can the erupting of a volcano bring heavy damage to human beings ? Can you give some examples to show how volcanoes affect people? How do you feel when you see piles of rubbish like this? In your daily life , how do you deal with everyday rubbish? Do you do how to classify the rubbish? Do you know how to classify the rubbish? recyclable waste kitchen waste other waste harmful waste do you know how many natural disasters? natural disasters fi volcano hurricane flood earthquake thunderstrike volcano drought typhoon tsunami disaster doomsday some environmental problems caused by human being sandstorm plastic rubbish greenhouse effect water pollution What should we do to protect the environment in our daily life? ? ? ? sandstorm reasons results Trees are cut down and the soil is washed away. Over-herding makes the grass desert. No more plants prevent the power of wind. It can spread desert and kill cattle. It has bad effects on the traffic . Plants in the farmland will be buried ,food supply will lose. 1.Plant more trees and take care of them. 2.Refuse to use disposable cups or chopsticks 3.The handkerchief instead of the paper napkin. 4.Write on the both sides of the paper and recycle the paper. Do you know how many years the plastic material can be degraded? 200 years 1.Use cloth bags instead of plastic bags. 2. Learn to classify rubbish correctly and recycle the plastic products. 3.Make people realize the harm of “white pollution” 1.Go to school on foot ,by bike or by bus instead of by car. 2.Use energy-efficient lights and turn off them when you’re out 3.In summer ,set the temperature of the conditioner above 24 centigrade. 4.Urge government take measures to punish those factories that discharge too much polluted air. 1.Save the water .for example : buy low-flow shower heads 2.Appeal to the factories not to pour waste water into rivers directly. 3.Tell farmers the harm of using pesticides . 4.Do not throw rubbish into rivers . What you get in ... ...
