character: Dr. Tom Weston
topic: The Effects of Nuclear Energy on Ecosystems
grade: 12
subject: Chemistry
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character: Rachel Carson
topic: Chemicals and Their Impact on the Environment
grade: 12
subject: Chemistry
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character: Carl Sagan
topic: The Interconnectedness of Cosmic and Ecological Systems
grade: 12
subject: Chemistry
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character: Bill Nye
topic: Renewable Energy Alternatives and Their Ecological Benefits
grade: 12
subject: Chemistry
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