GGL高中英语高中二年级英语un it10.ppt

Unit 10 The world around us By Lisa When farmers cut down trees, tigers can no longer hide and hunt. Many tigers are killed by people who want to sell their fur and use their bones for medicine. The tiger is very sad. why? There are few areas left where pandas can live. 更多资源 The beautiful Tibetan antelopes are hunted for their wool. 藏羚羊的悲惨命运 Many of the world’s animals and plants are in danger.Discuss the following questions. Do you know of any other endangered animals? Why are they in danger? Why is it important to make sure that animals do not die out? What can we do to help endangered animals? elephant Golden monkey pangolin rhinoceros 犀牛 zebra jackal 豺 1 2 3 What kind of pollution is it? What are the causes? What are the effects？ Air pollution Cars, factories, burning coal and oil Various answers are possible Water pollution Factories and drainage We can’t use/drink the water that is polluted Waste pollution rubbish trash Tourists /people Making the environment ugly. Dirty and even dangerous Oh my, look at this! Dead fish everywhere! What happened? We used to be able to drink the water in our rivers and lakes, but today, many rivers and lakes have been so polluted that the water is useless. Factories and drainage are polluting the water and we are not taking good care of water. We use too much water and we waste water. What is more, we pollute water. This beautiful mountain is one of the most popular places for people to visit during holidays and festivals. Thousands of people come here to hike in the mountain’s forests and valleys. Unfortunately, the tourists leave a lot of rubbish behind. Plastic bags, soda bottles and other things are thrown everywhere. Many tourists also pick flowers and damage the trees, and the many hotels and restaurants being built are having a negative effect on the environment, too. What can we do to solve these problems? Work together with your partner and try to think of some good solutions to the prob