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Unformatted text preview: Question 1. In the last 15 years astronomers have discovered numerous planets orbiting other stars. Is this a surprising discovery? Why or why not? Describe two methods that these extrasolar planets are discovered and explain how they work. Are the discovered extrasolar planets likely to be typical or atypical? Why? Question 2. As we face a warmer future due to the accumulation of carbon dioxide in the atmosphere, much effort has been concentrated on the development of alternative energy resources that do not emit carbon dioxide. However, there has been some study and speculation about ways in which the warming effect of the carbon dioxide can be mitigated through geoengineering solutions which are designed to cool the Earth. Describe 3 such proposed cooling mechanisms, discussing both the strong points and the drawbacks of implementing each solution....
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This note was uploaded on 02/08/2011 for the course EAS 1601 taught by Professor Lynch during the Spring '08 term at Georgia Institute of Technology.
- Spring '08