character: Mr. John Lee
topic: The Role of Chemical Reactions in Climate Change
grade: 9
subject: Chemistry
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character: Dr. Sarah Caston
topic: Greenhouse Gases and Their Impact
grade: 9
subject: Chemistry
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character: Ms. Emily Tran
topic: Photosynthesis and Carbon Dioxide Levels
grade: 9
subject: Chemistry
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character: Mr. Lucas Chen
topic: Acid Rain and Its Effects on Ecosystems
grade: 9
subject: Chemistry
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