character: Dr. Sarah Morgan
topic: Impact of Chemical Contaminants on Water Supply
grade: 12
subject: Geography
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character: John Smith
topic: Water Quality and Environmental Health
grade: 12
subject: Geography
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character: Emily Johnson
topic: The Effects of Industrial Pollution on Aquatic Ecosystems
grade: 12
subject: Geography
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character: Michael Brown
topic: Regulatory Measures for Safe Drinking Water
grade: 12
subject: Geography
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