character: Dr. Jason Lee
topic: Impact of Nutrient Pollution on Aquatic Life
grade: 9
subject: Biology
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character: Lisa Chen
topic: Effects of Eutrophication on Freshwater Ecosystems
grade: 9
subject: Biology
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character: Mark Thompson
topic: The Role of Algae in Aquatic Food Chains
grade: 9
subject: Biology
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character: Emily Rodriguez
topic: Methods for Reducing Nutrient Runoff in Agriculture
grade: 9
subject: Biology
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