character: Dr. Sarah Lewis
topic: Biomagnification and Its Environmental Impact
grade: 12
subject: Chemistry
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character: Rachel Carson
topic: Pesticides and Ecosystem Health
grade: 12
subject: Chemistry
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character: Dr. David Schindler
topic: Aquatic Ecosystem Dynamics
grade: 12
subject: Chemistry
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character: Jacque Cousteau
topic: Marine Conservation Efforts
grade: 12
subject: Chemistry
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