character: Ms. Smith
topic: Ozone Layer and Its Impact on Climate
grade: 11
subject: Chemistry
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character: Dr. Johnson
topic: Atmospheric Chemistry and Greenhouse Gases
grade: 11
subject: Chemistry
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character: Mr. Lee
topic: Impact of UV Radiation on Ecosystems
grade: 11
subject: Chemistry
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character: Ms. Patel
topic: Role of the Ozone Layer in Climate Regulation
grade: 11
subject: Chemistry
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