character: Dr. Emily Carter
topic: Sustainable Farming Practices and Their Impact on Soil Quality
subject: Geography
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character: Professor John Smith
topic: The Role of Crop Rotation in Soil Health
subject: Geography
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character: Dr. Sarah Green
topic: Organic Farming Techniques and Soil Fertility
subject: Geography
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character: Dr. Mark Brown
topic: Impact of Pesticides on Soil Ecosystems
subject: Geography
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