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 that you said was yours and mine... did you ever stop to notice all the blood we've shed before the crying earth the weeping shores? aaaaaaaaaah aaaaaaaaaah what have we done to the world look what we've 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 to notice all the children dead from war 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 about the environment. 3. Think about what we can do for the environment.

What kind of pollution does this picture show? 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?

1. Why do people chop down so many trees every year? Picture talking 1. Why do people chop down so many trees every year? 2. What will 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?

2. What measures has our government taken to better our environment? Picture talking 1. Have you ever experienced any sandstorms or have you seen some on TV? 2. What measures has our government taken to better our environment?

1. What kind of pollution does this picture show? Picture talking 1. What kind of pollution does this picture show? 2. Do you prefer to live with a factory nearby? Why?

1. How do you feel when you see piles of rubbish like this? 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 rubbish?

The earth is facing serious problems 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 ?

What caused the destruction of the city of Pompeii? Mount Vesuvius erupted and lava, ash and rocks poured out of it onto the surrounding countryside. All the people in Pompeii were buried alive, and so was the city. Remains of Pompeii Was the destruction of Pompeii caused by man or by nature? Can you think of other natural disasters that damage the environment?

Warming up earthquake ? Natural disasters

Let us learn more about Tang 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 was followed by a deafening roar just before the shaking began.

Warming up earthquake ? Natural disasters Typhoon hurricane

Warming up earthquake ? Natural disasters Snow slide Typhoon hurricane

? Natural disasters earthquake Snow slide Typhoon hurricane Flood Warming up earthquake ? Snow slide Natural disasters Typhoon hurricane Flood drought

? Natural disasters earthquake Snow slide Typhoon hurricane Flood Warming up earthquake ? Snow slide Natural disasters Typhoon hurricane Flood drought

What caused the city of loulan to disappear ? It was gradually covered over by sandstorms from AD 200 to AD 500. Remains of loulan

? problems Air pollution Warming up Air pollution problems ? Air pollution causes more than 2.7 million deaths in the world every day

Air pollution Effects Causes Solutions 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 cars./Make cars that don’t pollute the air.

Warming up problems ? Deforestation

Warming up problems ? Deforestation Desertification

Desertification Deforestation Effects Cause bad weather (sandstorm). Causes Solutions Cause bad weather (sandstorm). Lands or mountains turn into desert. Cause starvation. Cut too much wood. Rich surface soil will be blown away 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.

? problems Water pollution Warming up It is estimated that over 1 billion people—about one fifth of the world’s population --don’t have enough safe drinking water. Water pollution problems ?

Water pollution Effects Causes Solutions Many people don’t 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 daily life.

Warming up problems rubbish ?

Make the environment ugly, dirty and even dangerous. Cause diseases. Rubbish/waste pollution Effects Causes Solutions 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.

? problems Desertification Air pollution Water pollution rubbish Warming up Air pollution Water pollution problems rubbish ? Desertification Deforestation

What can we do to solve the problem? April 22nd

Competition As a student, what can you do to reduce waste pollution and protect our environment? Discuss with your partners and write down the things you can do. Divide the class into four groups. The group which has more ideas will be the winner.

rubbish × basket What can we do? × plate clean

solar energy ↖ ↗ What can we do? ↙ ↘

What can we do? Pass laws Plant trees Control sand April 22nd Earth day Plant trees Control sand

Homework Write down what you will do to protect our envionment. Exchange your ideas with your classmstes.

Good bye