character: Dr. Sarah Thompson
topic: The role of pollutants in freshwater habitats
grade: 10
subject: Biology
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character: Dr. Emily Carter
topic: Effects of agricultural runoff on river ecosystems
grade: 10
subject: Biology
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character: Professor Mark Reynolds
topic: Impact of industrial waste on aquatic life
grade: 10
subject: Biology
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character: Ms. Rachel Green
topic: Strategies for reducing pollution in lakes and streams
grade: 10
subject: Biology
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