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

Unit 3 Reading and Thinking Climate Change Requires the World's Attention What's the day of Feb 27? Why was International Polar Bear Day set up? Climate Change Requires the World's Attention Make a predication Divide the passage into four parts and find the main idea of each part. Part Paragraph Main idea 1 The __________ of dramatic climate change that had an impact on Earth’s ecology 2 The __________ of the increase in the global average surface temperature 3 The ____________ of the rise in temperature 4 The __________ to reducing greenhouse gas emissions 1-2 3 4 5 evidence cause consequences solutions 4 evidence cause consequences solutions ocean atmosphere melting rising polar bear evidence anomaly n. a thing, situation, etc. that is different from what is nomal or expected The earth is becoming warmer and warmer. Can you use your words to describe how climate change has influenced the polar bear’s life? climate change low sea-ice levels longer food-seeking lack of food (seals) starvation climate change low sea-ice levels its dead body found root cause direct cause effect starvation longer food-seeking lack of food (seals) words and expressions mean “ to make sth. happen (cause and effect)” cause lead to result in be responsible for bring about have an impact on The following reasons account for the death of the polar bear, with one influencing another. Put them in a correct logical order according to para.2. cause natural heat man-made more heat fossil fuels the sun Add the following lables to the correct box in the diagram A. Earth B. heat reflected back to Earth's surface C. atmosphere D. sunlight E. heat released back into space cause natural heat man-made more heat fossil fuels the sun Always harmful？ keep cause Earth's climate warm and habitable Earth's surface temperature to rise quickly consequences extreme natural heatwaves rainstorms damage human lives economic Find out words and expressions mean “ to make sth. happen (cause and effect)” in the two parts. Part 2: cause Part 3: consequences What is it ？ solutions individuals governments carbon footprint educate greenhouse gas emissions CH4 carbon dioxide [ˌkɑ:bən daɪˈɑkˌsaɪd] methane[ˈmi:ˌθeɪn] CO2 How big is your carbon footprint? 0-20 → Green is your favourite colour – keep up the good work! 20-100 → Your efforts are appreciated! 100-200→ Room for improvement. 200+ → Look for better ways to become friends with Mother Nature! How did you do? So what will you do to help? Talk with your partner 16 Search for more information on the Internet about climate change, then write a speech to educate everyone about global warming, along with its causes and impacts. Homework Tips: 1. Use terms of climate change learned in the text 2. Use words and expressions mean “to make something happen (cause and effect)”. Words and expressions can be used cause lead to result in be responsible for bring about have an impact on Thank you for your listening $$