Unit3 Environmental Protection Reading and thinking(课件)-2024-2025学年英语人教版(2019)选择性必修三同步课

Unit 3 Environmental Protection Reading and Thinking Earth provides enough to satisfy every man's needs, but not every man's greed. ---Mohandas K. Gandhi 2 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 3 What other consequences may global warming bring about? unpredictable future of human economic losses coastal cities submerged natural disasters extreme weather animals dying a rise in sea level loss of wildlife habitat wildfire drought What might happen if the glaciers continue to melt? 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 or magazine may we find this passage? A. Entertainment B. Economy C. Education D. Environment Activity 1: Reading for the text type 6 01 02 03 04 05 Global climate is changing dramatically. An alarming case about a bear starved to death. What is causing the increase in the global average surface temperature. The effect of the rise in temperature. The solutions to reducing greenhouse gas emissions. Activity 2: Reading for main idea Problem Causes Consequences Solution Activity 3: Reading for structure 8 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. 3. Which of the following can replace the word “alarming” in paragraph 2? A．Scary. B．Worrying. C．Awful. D．Troublesome. Activity 3: Reading for details climate change starvation longer food-seeking travel lack of food low sea-ice level The following reasons account for the death of the polar bear. Put them in a correct logical order. What is the root cause? Activity 3: Reading for details Definition: Heat from the sun enters the atmosphere and warms the Earth’s surface. Function: Keeping Earth’s warm and habitable. Definition: People produce huge amounts of extra greenhouse gases. A big problem: Causing Earth’s surface temperature to rise quickly. Natural greenhouse effect Man-made greenhouse effect Why earth’s temperature is rising? Activity 3: Reading for details Atmosphere Find out how the greenhouse effect works What are the consequences of the global temperature rise? The rise in temperature leads to extreme weather/ natural disasters extreme rainstorms, heatwaves examples serious damage, costing human lives, economic losses results Activity 3: Reading for details What can we do to help reduce the global warming? solutions make policies take appropriate actions and measures reduce our "carbon footprint" by… educate everyone about global warming Activity 3: Reading for details 15 What can we do to reduce “carbon footprint”? Activity 4: Group work Sort the garbage Abate the use of plastic bags Value our own role End wasting resources Encourage others to participate in it Alter our lifestyle Ride a bike or walk to school Turn off all electric devices when not in use Help inform those around the danger of global warming… Lucid waters and lush mountains are valuable as "mountains of gold and silver". 青山绿水就是金山银山。 If we don't save water, the last drop of water will be our tear. 如果我们不节约用水，那么最后一滴水将会是我们的眼泪。 When the sky becomes blue again and the rivers become clean, we'll live a healthier and happier life. 当天空再次变得湛蓝，河水变得清洁，我们会过上更健康、更快乐的生活。 Homework Compulsory： Summarize the whole passage by drawing a mind map and figure out what writing techniques the author uses in the passage. Optional: Make a poster about how we can do to balance our needs and sustainable nature. There is little doubt 1._________ Earth is getting warmer and warmer. In 2013, a lot of people 2._______________(shock) by a news photo of a dead polar bear 3.___________ appeared to have starved and died. This 4.__________(alarm) case showed how the increase in temperature had 5._______ impact on Earth's ecology. Then what is causing the increase in the global average surface temperature? Climate scientists think the climate process "greenhouse effect" makes it possible for Earth 6.__________ (sustain) life. However, the "man-made" greenhouse effect makes more heat energy 7.___________ (trap) in the atmosphere and causes Earth's surface temperature to rise quickly. The rise in temperature has led to an increase in extreme weather and natural 8.__________(disaster) worldwide. News reports are 9.__________(frequent) broadcast about extreme rainstorms and heatwaves. This requires the attention of people all over the world. 10._________ is also our responsibility to seize every opportunity to educate everyone about global warming. that were shocked that/which alarming an to sustain trapped disasters frequently It Where is my home? 点击添加内容 Lavf59.16.100 Packed by Bilibili XCoder v2.0.2 Lavf59.16.100 Packed by Bilibili XCoder v2.0.2 $$