SOLVED

Critical thinking and discussion questions. Use complete sentences, correct spelling, and the information presented in Chapter 20 to answer the questions below. 61) What are some of the human impacts on global climate change? What are the possible consequences of global warming? Discuss the projected changes and estimated probability of certain global warming effects occurring. 62) What scenarios is this graph describing? How does the orange line compare to the other colored lines on the graph? 63) Earth’s atmosphere is divided vertically into four layers on the basis of temperature. What are the layers in order from closest to Earth to farthest, and how do they differ? 64) Discuss the various fates of incoming solar energy when penetrating Earth’s atmosphere. Is it absorbed or reflected, or both? 65) Discuss the three major volcanic events covered in the chapter and how the affected climate change. Also, analyze the Cretaceous Period climate and how it was related to volcanic activity. 66) Explain why the atmosphere is heated mostly by radiation from the Earth’s surface rather than by direct solar radiation. 67) What are the significant differences between global warming by greenhouse gases and