character: Environmental Chemist
topic: Energy Flow in Ecosystems
grade: 11
subject: Chemistry
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character: Ecologist
topic: Nutrient Cycling
grade: 11
subject: Chemistry
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character: Biologist
topic: Photosynthesis in Plants
grade: 11
subject: Chemistry
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character: Climate Scientist
topic: Impact of Energy Use on Ecosystems
grade: 11
subject: Chemistry
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