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1、Earth song - Michael Jackson,what about sunrise what about rain what about all the things that you said we were to gain. what about killing fields is there a time what about all the things that you said was yours and mine. did you ever stop to notice all the blood weve shed before did you ever stop
2、to notice the crying earth the weeping shores? aaaaaaaaaah aaaaaaaaaah,what have we done to the world look what weve done what about all the peace that you pledge your only son. what about flowering fields is there a time what about all the dreams that you said was yours and mine. did you ever stop
3、to notice all the children dead from war did you ever stop to notice the crying earth the weeping shores,Why is the earth crying ?,THE ENVIRONMENT,Welcome to the unit,Teaching Aims:,1. Participate in the discussion about these environmental problems to improve oral English. 2. Enlarge the knowledge
4、about the environment. 3. Think about what we can do for the environment.,Picture talking,What kind of pollution does this picture show? If the factory is in your neighborhood, how do you think the smoke will affect you?,Picture talking,1. Why do people chop down so many trees every year? 2. What wi
5、ll happen if this continue?,Picture talking,1. What might be the reasons for the terrible forest fire in the picture? 2. Do you think the forest plays an important role in balancing nature?,Picture talking,1. Have you ever experienced any sandstorms or have you seen some on TV? 2. What measures has
6、our government taken to better our environment?,Picture talking,1. What kind of pollution does this picture show? 2. Do you prefer to live with a factory nearby? Why?,Picture talking,1. How do you feel when you see piles of rubbish like this? 2. Do you think it possible for us to recycle some of the
7、 rubbish?,Picture talking,The earth is facing serious problems Look at the picture above and discuss which ones are caused by nature and which ones are caused by man ?,Remains of Pompeii,What caused the destruction of the city of Pompeii?,Mount Vesuvius erupted and lava, ash and rocks poured out of
8、it onto the surrounding countryside. All the people in Pompeii were buried alive, and so was the city.,Can you think of other natural disasters that damage the environment?,Was the destruction of Pompeii caused by man or by nature?,earthquake,Natural disasters,?,Warming up,Let us learn more about Ta
9、ng Shan earthquake:,On July 28th, 1976, at 3:42 a.m. local time, a powerful earthquake recording M8.2 took place in northeastern China about 95 miles east of Beijing near Tang Shan, an industrial city of about 1 million people. Many eye witnesses said they saw lightning flashed across the sky which
10、was followed by a deafening roar just before the shaking began.,earthquake,Typhoon hurricane,Natural disasters,?,Warming up,earthquake,Typhoon hurricane,Natural disasters,Snow slide,?,Warming up,earthquake,Typhoon hurricane,Flood drought,Natural disasters,Snow slide,?,Warming up,earthquake,Typhoon h
11、urricane,Flood drought,Natural disasters,Snow slide,?,Warming up,Remains of loulan,What caused the city of loulan to disappear ?,It was gradually covered over by sandstorms from AD 200 to AD 500.,Air pollution,problems,?,Warming up,Air pollution causes more than 2.7 million deaths in the world every
12、 day,Air pollution,Make people get sick or even die. Make the environment dirty.Cause acid rain(酸雨).,Factories, power stations, cars, air conditioners give off waste gas. Burn coal and oil.,The harmful smoke should be made harmless before it goes into the air. Ride bikes more. Limit the number of ca
13、rs./Make cars that dont pollute the air.,Deforestation,problems,?,Warming up,Deforestation,problems,Desertification,?,Warming up,Deforestation,Desertification,Cause bad weather (sandstorm).Lands or mountains turn into desert. Cause starvation.,Cut too much wood. Rich surface soil will be blown away
14、by wind or washed by rain down to hills and into rivers.,Use less wood . Plant more new trees. Try to make desert areas become green land.,Water pollution,problems,?,Warming up,It is estimated that over 1 billion peopleabout one fifth of the worlds population -dont have enough safe drinking water.,W
15、ater pollution,Many people dont have enough clean drinking water. Make people get sick.,Factories pour waste into rivers/lakes/seas. People throw rubbish into rivers/lakes.,Use new technology to make sure that factories are green and clean. Clean the water in the rivers/lakes. Save water in our dail
16、y life.,rubbish,problems,?,Warming up,Rubbish/waste pollution,Make the environment ugly, dirty and even dangerous. Cause diseases.,Throw rubbish in the streets or in nature. Buy products that use too much packaging.,Throw waste in rubbish bins.Buy products that use less packaging. Recycle as much as possible.,Water pollution,Air pollution,rubbish,Deforestation,problems,Desertification,?,Warming up,April 22nd,What can we doto solve the problem?,Competition,
