character: Mark Johnson
topic: Comparative Analysis of Traditional Fuels and Biofuels
grade: 9
subject: Science
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character: Emily Chen
topic: Impact of Renewable Resources on Energy Consumption
grade: 9
subject: Science
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character: David Smith
topic: Environmental Impacts of Fossil Fuels vs. Biofuels
grade: 9
subject: Science
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character: Sarah Davis
topic: Sustainability of Biofuel Production
grade: 9
subject: Science
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