character: Dr. Emily Johnson
topic: Impact of Nutrients on Aquatic Life
grade: 12
subject: Chemistry
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character: Dr. Sarah Thompson
topic: The Role of Phosphates in Water Quality
grade: 12
subject: Chemistry
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character: Professor Mark Lee
topic: Chemical Runoff and Its Effects on Aquatic Ecosystems
grade: 12
subject: Chemistry
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character: Dr. Laura Greene
topic: Eutrophication: Causes and Consequences in Aquatic Environments
grade: 12
subject: Chemistry
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