(
课件网) Unit 3 Environmental Protection Reading and Thinking 新人教选择性必修三 Look at the graph below. What is it about Why The Global Warming. The earth is becoming warmer and warmer. What other consequences may global warming bring about unpredictable future of human natural disasters extreme weather animals dying economic losses coastal cities submerged Climate Change Requires The World’s Attention Activity 1：Reading for the text type What kind of reading passage is it How do you know 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. C. Description A. Narration B. Exposition Activity 1： Reading for the text type In which part of a newspaper or magazine may we find this passage A. Entertainment B. Economy C. Education D. Environment Activity 2：Reading for the main idea. Pay attention to the first/last sentence of each paragraph. Supporters Say 2023/09/08 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’s 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 2 mins The development of expository writing. evidence causes influences solutions Activity 3：Reading for the details. Para 1 Para 2 Evidence Activity 3： Reading for the details. 2 mins 1. Which of the following is not a proof of a dramatic change in the global climate A．A warming ocean and atmosphere. B．Melting ice. C．Rising sea levels. D．A large population. 2．What does the case of the polar bear show A．Food shortage becomes a major threat to creatures. B．Human activities affect the survival of polar bears. C．The increase in temperature has an effect on Earth’s ecology. D．The hunting behaviour of mankind leads to the sharp decrease of animals. climate change starvation longer food-seeking travel lack of food low sea-ice levels The following reasons account for the death of the polar bear, with one influencing another. Put them in a correct logical order. What is the root cause 2 mins Activity 3： Reading for the details. Activity 3：Reading for the details. Why earth’s temperature is rising Para 3 Cause Function: Keeping Earth’s climate warm and habitable. A big problem: Causing Earth’s surface temperature to rise quickly if too much heat energy is trapped. greenhouse effect greenhouse effect effect Greenhouse Natural Man-made 2 mins Atmosphere Finish a diagram to show how the greenhouse effect works Diagram Diagrams are very useful tools that can be used to brainstorm ideas, map out processes, show cause and effect relationships, explain a new idea or concept, and so on. Atmosphere Heat released back into space Heat enters t ... ...
