character: Prof. Sarah Thompson
topic: Thermal Pollution and Water Quality
grade: 9
subject: Science
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character: Dr. Michael Lee
topic: Effects of Temperature on Aquatic Ecosystems
grade: 9
subject: Science
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character: Ms. Emily Chen
topic: Understanding Water Quality Indicators
grade: 9
subject: Science
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character: Mr. John Davis
topic: Impact of Industrial Discharges on Water Bodies
grade: 9
subject: Science
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