character: Ms. Johnson
topic: Carbon Cycle and Its Impact on Climate Change
grade: 12
subject: Chemistry
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character: Dr. Smith
topic: Greenhouse Gases and Their Role in Global Warming
grade: 12
subject: Chemistry
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character: Mr. Thompson
topic: Photosynthesis and Its Effect on Carbon Dioxide Levels
grade: 12
subject: Chemistry
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character: Ms. Lee
topic: Human Activities and Their Influence on the Carbon Cycle
grade: 12
subject: Chemistry
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