Presentation on theme: "Earth song - Michael Jackson"— Presentation transcript:
1Earth song - Michael Jackson what about sunrisewhat about rainwhat about all the thingsthat you said we were to gain...what about killing fieldsis there a timethat you said was yours and mine...did you ever stop to noticeall the blood we've shed beforethe crying earth the weeping shores?aaaaaaaaaah aaaaaaaaaahwhat have we done to the worldlook what we've donewhat about all the peacethat you pledge your only son...what about flowering fieldsis there a timewhat about all the dreamsthat you said was yours and mine...did you ever stop to noticeall the children dead from warthe crying earth the weeping shores
4Teaching 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.
5What kind of pollution does this picture show? Picture talkingWhat kind of pollution does this picture show?If the factory is in your neighborhood, how do you think the smoke will affect you?
61. Why do people chop down so many trees every year? Picture talking1. Why do people chop down so many trees every year?2. What will happen if this continue?
7Picture talking1. 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?
82. What measures has our government taken to better our environment? Picture talking1. Have you ever experienced any sandstorms or have you seen some on TV?2. What measures has our government taken to better our environment?
91. What kind of pollution does this picture show? Picture talking1. What kind of pollution does this picture show?2. Do you prefer to live with a factory nearby? Why?
101. How do you feel when you see piles of rubbish like this? Picture talking1. 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?
11The earth is facing serious problems Picture talkingThe earth is facing serious problemsLook at the picture above and discuss which ones are caused by nature and which ones are caused by man ?
12What 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 PompeiiWas the destruction of Pompeii caused by man or by nature?Can you think of other natural disasters that damage the environment?
14Let 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.
19What caused the city of loulan to disappear ? It was gradually covered over by sandstorms from AD 200 to AD 500.Remains of loulan
20? problems Air pollution Warming upAir pollutionproblems?Air pollution causes more than 2.7 million deaths in the world every day
21Air pollutionEffectsCausesSolutionsMake 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.
24Desertification Deforestation Effects Cause bad weather (sandstorm). CausesSolutionsCause 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.
25? problems Water pollution Warming upIt is estimated that over 1 billion people—about one fifth of the world’s population --don’t have enough safe drinking water.Water pollutionproblems?
26Water pollution Effects CausesSolutionsMany 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.
28Make the environment ugly, dirty and even dangerous. Cause diseases. Rubbish/waste pollutionEffectsCausesSolutionsMake 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.
29? problems Desertification Air pollution Water pollution rubbish Warming upAir pollutionWater pollutionproblemsrubbish?DesertificationDeforestation
31Competition As a student, what can you do to reduce waste pollution and protect our environment? Discusswith 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.