character: James Hansen
topic: Modern Implications of the Greenhouse Effect
grade: 12
subject: Chemistry
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character: Intergovernmental Panel on Climate Change (IPCC)
topic: Impact of Greenhouse Gases on Climate
grade: 12
subject: Chemistry
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character: Al Gore
topic: Global Warming Awareness and Advocacy
grade: 12
subject: Chemistry
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character: Bill Nye
topic: Science Communication on Climate Change
grade: 12
subject: Chemistry
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