(
课件网) Reading and Thinking Discuss climate change UNIT 3 ENVIRONMENTAL PROTECTION To discuss climate change To learn to identify the style of this text and infer the writer’s purpose To learn to draw a diagram To think about how we can do to deal with climate change Lead-in Watch a video and answer the questions: What’s happening in the video Where is it Lead-in Watch a video and answer the questions: What’s happening in the video Where is it The video showed us Glacier melting, we can see a large piece of ice breaking off a large glacier. It is likely to be in the Arctic or Antarctica or somewhere nearby. Lead-in Further thinking: What causes this phenomenon Global warming causes it. The rising temperature of the Earth is the primary reason glaciers have started to melt more, and this climate change can be directly tied back to human activity. Lead-in Watch a video about the global warming Lead-in What other consequences may global warming bring about Global warming extreme weather natural disasters economic losses coastal cities submerged the rise of sea level animals dying unpredictable future of human Pre-reading Look at the title and graph of the passage, What kind of reading passage is it How do you know (P26-27) Expository text (说明文) Because in the expository text, the authors 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. Pre-reading What is the graph about What information can you get from it The graph shows the change in the GSF(Global Surface Temperature) between 1920 and 2016. It shows the abnormal temperature, which shows how much the tem-perature has risen above what it would usually be at a base level. Global warming 平均气温距平值 年份 Pre-reading Have you ever seen the photo before What might be the story behind it 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. While-reading Find the key sentence of each paragraph and summarize the main idea of each part Para 1 Para 2 The evidence of dramatic climate change that had an impact on Earth’s ecology 瘦骨嶙峋 While-reading Find the key sentence of each paragraph and summarize the main idea of each part Para 3 The cause of the increase in the global average surface temperature While-reading Find the key sentence of each paragraph and summarize the main idea of each part Para 4 Para 5 The consequences of the rise in temperature The solutions to reducing greenhouse gas emissions While-reading Read for details：Read paragraph 1-2 and answer the questions. What happened to the polar bear in the photo Why did the writer write about it The polar bear in the photo died of starvation. The writer wrote about it because it showed one of the effects of rising temperatures due to climate change. While ... ...
