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课件网) 选择性必修一 Unit 3 Conservation Topic talk by:Emily Protection Conservation is saving and protecting the environment, historical objects or works of art such as paintings, sculptures, or buildings. The conservation of a supply of something is the careful use of it so that it lasts for a long time. What is conservation How much do you know about the serious situation humans faces Watch the video and answer the questions. 1. Which of the facts in the video do you find most alarming 2. What does the video want to tell us 2. What does the video want to tell us Severe environmental problems we are facing nowadays make our future uncertain. It's time for everyone to take action to conserve the environment and make our planet a greener and safer place for our future generations. 1. Which of the facts in the video do you find most alarming (Any reasonable idea is accepted.) Pair Work What needs to be protected Why do they need protection What should we do Use the diagram to talk about the things that need to be conserved. what why how Conservation Have you noticed some serious problems the earth is suffering from 1 What needs to be protected earth animals oceans forests land plants Why do animals need protection They are killed by pollution. They are killed by climate change. dinosaur polar bear Why do animals need protection They are killed for clothes or food. fur & skin meat Why do plants/forests need protection The forest has been destroyed. What should we do to protect them We need to do... (plant more trees) We must... (plant more trees) We should... (plant more trees) Example: Our environment needs protection. We use cars too much, which is bad for both the environment and our health. Therefore, it’s high time that we should... Read the Text Builder carefully. 2 Human Activities farm and eat, work, travel, live Things to Be Protected the Earth, plants, oceans, forests, animals and the environment, our planet, our land I really feel strongly that we need to change the way we _____ in order to protect _____. Ways We Destroy Nature the use of oil and coal, plastic waste, driving cars, cutting down forests, mining I can see that _____ is one of the biggest threats to our planet. Positive Actions reuse previously used items recycle and reduce the amount of waste we produce help save energy and resources cut down the use of unrecyclable plastic play our part use cars less cycle and walk more We all need to _____. WHAT raise the problem WHY analyze main reasons HOW provide solutions Listen again and complete the passage. J: Hey, Mei. M:Hi, John. J: So how was that lecture you went to yesterday It was by Professor Linda Wei, the environmental expert, wasn’t it M: Yes, it was really informative. I learnt a lot about the environmental challenges the world is facing now. J: Tell me more about it. M: Well, as you know, I really feel strongly that we need to change the way we live in order to ... ...
