character: Dr. Mark Robinson
topic: The Role of Greenhouse Gases in Global Warming
grade: 9
subject: Science
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character: Dr. Jane Smith
topic: Impact of Carbon Dioxide on Climate Change
grade: 9
subject: Science
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character: Mr. Tom Chang
topic: Methane Emissions and Their Effects on Global Heating
grade: 9
subject: Science
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character: Prof. Anna Lewis
topic: Understanding the Greenhouse Effect and Its Consequences
grade: 9
subject: Science
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