Unit 3 Environmental Protection Reading and Thinking 课件-2023-2024学年高中英语人教版（2019）选择性必修第三册

人教版（2019）选择性必修三 Unit 3 Environmental Protection Reading and Thinking Discuss climate change Learning objectives By the end of this section, you will be able to: 1. read about climate change and discuss it; 2. practise reading for detailed information; 3. draw a diagram on how the greenhouse effect works; 4. learn some key words and phrases like ecology, sustain and carbon. 本单元的引言出自印度国父甘地（Mohandas K. Gandhi）。地球是人类生活的家园，人类的生存和发展必须依赖自然环境和自然资源。因为贪婪，人类过度开采自然资源，造成环境破坏、生态失衡、资源枯竭，最终受害的还是人类自己。人类只有坚持科学发展观，适度利用资源，我们生存的环境才会逐渐好起来。 Earth provides enough to satisfy every man’s needs, but not every man’s greed. — Mohandas K. Gandhi 地球所提供的物质财富足以满足每个人的需求，却不足以满足每个人的贪欲。 ——莫罕达斯·卡拉姆昌德·甘地 Lead-in What phenomena can you identify from these images? storm sea level rise drought heat wave flood fire What is the graph about? What information can you get from it? Have you ever seen the photo before? What might be the story behind it? Before you read, look at the graph and the picture below and discuss these questions in groups. Pre-reading The graph shows the change in the Global Surface Temperature between 1920 and 2016. It shows how much the temperature has risen above what it would usually be at a base level. . I haven’t seen this photo, but I have seen photos like it. The story is that the polar bear starved to death because it could not find enough to eat. Read the text and match the main idea with each paragraph. While-reading 1 2 3 4 5 Read the text and match the main idea with each paragraph. While-reading Para. 1 A. We need to do something to reduce greenhouse gas emissions. Para. 2 B. The rise in temperature has caused natural disasters. Para. 3 C. Earth is getting warmer and warmer. Para. 4 D. A dead polar bear was found, which alarmed some experts. Para. 5 E. Why is Earth getting warmer and warmer? Look at paragraph 1 and find out its main idea. CLIMATE CHANGE REQUIRES THE WORLD’S ATTENTION We have known about climate change for decades. The