Tierney Discussion Questions Сhanged

University:
The Pennsylvania State University
Course:
GEOSC 1 | Physical Geology
Academic year:

2024
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0

Pages:

5
Author:

customer-8148689

Discussion questions for Tierney et al., 2021, Past climates inform our future Task: Work in groups to discuss each question. One notetaker per group will write down notes about what you discuss. One reporter for each group will summarize what your group discussed at the end of each question period. Round 1 Questions (10 minutes) What were the goals of the authors of this paper? Explain this figure. Round 2 Questions (15 minutes) How are climate models used? What are their limitations? What are some of the many ways climate models have improved in recent years? What is a climate proxy and how do they work? Discuss this figure with your group. How were climate proxies used in the making of this figure? What do the globes at the top of the figure represent? What about the globes on the right (explain the SSP scenarios)? What do you notice about the temperature and pCO2 curves? Round 3 Questions (20 minutes) How can studying past climate states help us understand the present and future climate? What are the limitations of past climate analogues? . What is meant by equilibrium climate sensitivity? What is the outlook for ECS in the future? What is a climatic aberration? What’s an example from Earth’s past? In the past, Earth has moderated its climate with feedbacks on geological rather than anthropogenic timescales. What does this mean for our future? What are some key takeaways from this paper? What is something interesting that you learned? What are you still curious about climate?

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