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

Reading and Thinking Environmental Protection Lead in：What happened to Belly? 1. What is the graph about? What information can you get from it? 2. What is the author's purpose of using the graph ? 3. Which is the text type of this passage? A. exposition C. argumentation B. narration D. novel Pre-reading: Observe the graph carefully to get the reason of polar bear’s death. While –reading: Read for main idea Match the main idea with each part: Part 1 (para.1-2 ) Part 2 (para. 3) Part 3 (para. 4) Part 4 (para. 5) The evidence of dramatic climate change that had an impact on Earth’ ecology The causes of the increase in the global average surface temperature The consequences of the rise in temperature The solutions to reducing greenhouse gas emissions While–reading: Read for structure & details Climate change the abnormal phenomena the causes the bad effects the actions Part1 the abnormal phenomena climate change low sea-ice levels bears could not hunt had to travel grater distances to find food starved to death its dead body found Part2 the causes Green house effect natural green house effect keeping Earth’s climate warm and habitable man-made greenhouse effect causing Earth’s surface temperature to rise quickly if too much heat energy is trapped Part3 the bad effects lead to example results the rise in temperature extreme weather/ natural disasters extreme rainstorms, heat waves serious damages, costing human lives, economic lisses Part4 the actions Government policies Individuals Restrict the amount of carbon dioxide that our life style produce Post-reading：1.What can we do in our daily life to alleviate global warming? HUMAN NATURE Post-reading：2. What’s the relationship between human and nature？ Firstly, nature provides human something essential so that earth becomes a habitable place for human to live in. Secondly, human live in the earth and produce something, meanwhile some of their activitie