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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 What is it about What information can you get from it The earth is becoming warmer and warmer. Why Because of the global warming. Lead-in Temperature Anomaly（气温反常现象） a rise in sea level loss of wildlife habitat wildfire drought What consequences may global warming bring about Read for the type 1. What’s the type of this text A. News report. B. Biography. C. Expository essay. D. Argumentation. 2. In which part of a newspaper may we find this passage A. Entertainment B. Economy C. Education D. Environment In the expository text, the authors sometimes use some graphs or diagrams in their essays in order to convince their readers. C. Expository essay. D. Environment Divide it into some parts based on the main ideas. ① ② ③ ④ ⑤ Part Para(s) Main idea 1 2 3 4 1-2 the _____ of dramatic climate change that had an impact on Earth’s ecology 3 the _____ of the increase in the global average surface temperature 4 the _____ of the rise in temperature 5 the _____ to reducing greenhouse gas emissions evidence cause consequences solutions Read for the structure Read for the details Para 1: Evidence The _____ is getting warmer and warmer. Evidence 1: _____ Evidence 2: _____ Evidence 3: _____ Earth a warming ocean and atmosphere melting ice rising sea levels climate change P1.We have known about climate change for decades. There is little doubt that Earth is getting warmer and warmer (see the graph). A warming ocean and atmosphere along with melting ice and rising sea levels provide evidence of a dramatic change in the global climate. The evidence of dramatic climate change that had an impact on Earth’s ecology Read para. 2 and find the reasons accounting for the death of the polar bear ,then put them in a correct logical order. climate change starvation longer food-seeking travel lack of food low sea-ice level What is the root cause Read para. 3 and find out how the greenhouse effect works in natural and man-made situations greenhouse effect natural greenhouse effect keeping Earth’s climate warm and habitable man-made greenhouse effect causing Earth's surface temperature to rise quickly The cause of the increase in the global average surface temperature Q1. What are the consequences of the global temperature rise Q2. Why did the author mention the climate scientists’ warning The rise in the temperature extreme weather & natural disasters serious damage, costing human lives extreme rainstorms, heatwaves led to results examples Because global warming needs everyone’s attention and it is essential that we take appropriate actions. Read para. 4 and find the consequences of the global temperature rise. The consequences of the ris ... ...
