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Category - Human Ecology
Dan is a scientist who studies how much of the sun’s energy is trapped within the earth’s atmosphere and how this changes the earth’s temperature. What is he studying? Choose all that apply.
Answers: A and C - Dan’s examination of how much the sun’s energy is trapped within the earth’s atmosphere and how much it changes global temperature is the study of the greenhouse effect and global warming. Global warming is linked to worrisome changes such as the melting of polar ice caps. Global cooling would occur if too much energy was escaping the atmosphere.