character: Rachel Carson
topic: Environmentalism and its impact on marine life
grade: 9
subject: Science
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character: John Muir
topic: Advocacy for the preservation of natural wilderness
grade: 9
subject: Science
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character: Jane Goodall
topic: Conservation and animal welfare initiatives
grade: 9
subject: Science
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character: Alfred Wegener
topic: Plate tectonics and its influence on oceanic ecosystems
grade: 9
subject: Science
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