character: Dr. Jane Goodall
topic: Biogeochemist and Nutrient Cycling
grade: 11
subject: Chemistry
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character: Carl Sagan
topic: Impact of Nutrient Cycling on Ecosystems
grade: 11
subject: Chemistry
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character: Rachel Carson
topic: Nutrient Cycling in Environmental Chemistry
grade: 11
subject: Chemistry
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character: David Suzuki
topic: The Role of Nutrient Cycling in Biodiversity
grade: 11
subject: Chemistry
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