character: Professor Mike Rivers
topic: The Impact of Pollution on Aquatic Ecosystems
grade: 9
subject: Science
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character: Dr. Sarah Lumen
topic: Effects of Chemical Pollution on Marine Life
grade: 9
subject: Science
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character: Mr. John Waters
topic: Urban Runoff and Its Effects on Freshwater Sources
grade: 9
subject: Science
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character: Ms. Emily Brook
topic: Microplastics: The Silent Threat to Aquatic Habitats
grade: 9
subject: Science
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