character: Dr. Sarah Johnson
topic: Greenhouse Gases and Global Warming
grade: 11
subject: Chemistry
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character: Dr. Emily Carter
topic: Impact of Carbon Dioxide on Climate
grade: 11
subject: Chemistry
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character: Professor Mark Thompson
topic: Methane Emissions and Their Effects
grade: 11
subject: Chemistry
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character: Dr. Lisa Robinson
topic: Renewable Energy Solutions for Global Warming
grade: 11
subject: Chemistry
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