character: Mr. Brian Turner
topic: Environmental Impact of Soil Chemistry
grade: 12
subject: Chemistry
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character: Dr. Emily Roberts
topic: Soil pH and Its Effects on Plant Growth
grade: 12
subject: Chemistry
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character: Dr. Jordan Smith
topic: Nutrient Cycling in Soil Ecosystems
grade: 12
subject: Chemistry
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character: Professor Maria Gonzalez
topic: The Role of Soil Chemistry in Climate Change
grade: 12
subject: Chemistry
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