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 U3 Environmental Protection 1 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。 点击添加内容 1. What can you see in the picture? 2.What is the cause of this phenomenon? A large piece of ice breaking off a large glacier or ice sheet. Global warming 点击添加内容 点击添加内容 What caused the polar bear so skinny？ Why did they suffer from starvation or even starve to death？ What does this graph show us？ The temperature of the global surface rose about 1.2 C from 1920 to 2016. The earth is beccoming warmer and warmer. Global warming What consequencess may global warming bring about？ Global warming animals dying the rise of sea level unpredictable future of human coastal cities submerged economic losses extreme weather natural disasters What do you know about global warming? Reading and Thinking Climate Change Requires the World’s Attention What’s the genre of the essay? What aspects are included in such an essay? Expository text (说明文) Because in the expository text, the authors sometimes use some graphs or diagrams in their essays in order to convince their readers. These graphs and diagrams often come from scientific research reports and other reliable resources. Skim the text and answer the questions Match the main idea with each part Part 1 (para.1-4) Part 2 (para. 3) Part3 (para.4) Part4 (para.5) The consequences of the rise in temperature The cause of the increase in the global average surface temperature The solutions to reducing greenhouse gas emissions The evidence of dramatic climate change that had an impact on Earth's ecology Find out the topic sentence of each paragraph. phenomenon/evidence consequence solutions causes Read the text carefully and finish the mind map Detailed reading What caused the death of the polar bear in the photo？ How does greenhouse effect work？ What is the evidence of global warming? Why did the author write about the polar bear? Part 1 phen