character: Rachel Carson
topic: Chemical Pesticides and Their Impact on Biodiversity
grade: 12
subject: Chemistry
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character: Silent Spring
topic: Impact of Chemical Pesticides on Ecosystems
grade: 12
subject: Chemistry
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character: Biodiversity
topic: Effects of Pesticides on Species Diversity
grade: 12
subject: Chemistry
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character: DDT
topic: Chemical Properties and Environmental Impact
grade: 12
subject: Chemistry
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