character: Michael Thompson
topic: Biochemical Cycles Affected by Water Contaminants
grade: 12
subject: Chemistry
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character: Rachel Carson
topic: Environmental Impact of Water Pollution
grade: 12
subject: Chemistry
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character: Jacques Cousteau
topic: Aquatic Ecosystems and Human Influence
grade: 12
subject: Chemistry
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character: Bill Nye
topic: Water Quality and Chemical Interactions
grade: 12
subject: Chemistry
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