外研版高中英语必修二全册教学课件.ppt

What problems are mentioned in the video? Deforestation, loss of biodiversity(extinction), no clean drinking water, thinner ice caps. 2. Which of the facts in the video do you find most alarming? I find... most alarming because there are less and less..., which is a great threat to earth. In my opinion, ...is most alarming. Because ...do(es) great harm to... 3. What does the video want to tell us? Several environmental problems we are facing nowadays make our future uncertain. It’s time for everyone to take action now and make our planet a greener and safer place for our future generations. Work in groups. Talk about your opinions. Do you understand it? What do you think is the most serious environmental problem we face today? 1.The amount of water which is suitable to drink is less and less. 2.Even worse, they pour dirty water in to rivers. 3.They waste a lot of water in their daily life. 4.They throw rubbish into rivers , too. 5. Many rivers and lakes are seriously polluted. 6. Without the shade from trees, Earth would get too hot to live on. 7. Discharge pipes directly take pollutants away from the plant into the river. The ways to protect our environment 1.planting more trees.植更多的树 2.keep the blanced of ecology.报护生态平衡 3.to be a volunteer of the environmentral protection. 成为一名环保志愿者 4.applear to more peple to protect the environment. 呼吁更多人保护环境 5.don't pick the flower.不要采摘花草 6.don't walk on the grass.不要践踏草坪 7.cherish the natural resource.珍惜自然资源 8.support the work about protecting the environment. 支持有关环保的工作 The ways to protect our environment Para.1 A general introduction of problem Para.2 some examples to protect environment Para.3 Comments and some expectation Useful expressions ?推进依法行政，实现依法治水。 We should promote administration according to law and realize water management according to law. ?节约为本，治污优先。 Saving is the foundation, pollution control is the priority. ?善待地球就是善待自己。 Treat kindly the Earth is to treat kindly oneself. ?爱护和保护环境是每个人的责任。 Its everyon