character: Robert Chen
topic: Acid Rain and its Ecological Effects
grade: 12
subject: Geography
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character: Dr. Emily Watson
topic: Impact of Acid Rain on Terrestrial Ecosystems
grade: 12
subject: Geography
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character: Professor Mark Liu
topic: The Chemistry of Acid Rain
grade: 12
subject: Geography
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character: Dr. Sarah Thompson
topic: Mitigation Strategies for Acid Rain
grade: 12
subject: Geography
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